入职任务预览，入职任务cope，验证填入的信息

SimpleAdmin.Application/Services/Onboarding/ContractDocument/Dto/OnboardingContractDocumentInput.cs

@@ -11,3 +11,58 @@ public class OnboardingGenerateContractInput
     [IdNotNull(ErrorMessage = "任务合同Id不能为空")]
     public long TaskContractId { get; set; }
 }
+
+/// <summary>
+/// 人事在创建入职任务前下载合同预览的参数。
+/// </summary>
+public class OnboardingContractPreviewInput
+{
+    /// <summary>
+    /// 入职业务公司 Id。
+    /// </summary>
+    [IdNotNull(ErrorMessage = "公司Id不能为空")]
+    public long CompanyId { get; set; }
+
+    /// <summary>
+    /// 入职业务部门 Id。
+    /// </summary>
+    [IdNotNull(ErrorMessage = "部门Id不能为空")]
+    public long DepartmentId { get; set; }
+
+    /// <summary>
+    /// 入职岗位 Id。
+    /// </summary>
+    [IdNotNull(ErrorMessage = "岗位Id不能为空")]
+    public long PositionId { get; set; }
+
+    /// <summary>
+    /// 当前选择的入职模板 Id。
+    /// </summary>
+    [IdNotNull(ErrorMessage = "入职模板Id不能为空")]
+    public long OnboardingTemplateId { get; set; }
+
+    /// <summary>
+    /// 人事当前在创建表单中填写的合同变量。
+    /// </summary>
+    public List<OnboardingInitialContractVariableInput> ContractVariables
+    {
+        get;
+        set;
+    } = new();
+}
+
+/// <summary>
+/// 创建任务前生成的临时 DOCX 预览文件。
+/// </summary>
+public class OnboardingContractPreviewOutput
+{
+    /// <summary>
+    /// DOCX 文件内容，仅通过当前请求返回，不保存到文件表或 OSS。
+    /// </summary>
+    public byte[] FileBytes { get; set; }
+
+    /// <summary>
+    /// 浏览器下载时使用的文件名。
+    /// </summary>
+    public string FileName { get; set; }
+}

SimpleAdmin.Application/Services/Onboarding/ContractDocument/IOnboardingContractDocumentService.cs

@@ -5,6 +5,12 @@ namespace SimpleAdmin.Application;
 /// </summary>
 public interface IOnboardingContractDocumentService : ITransient
 {
+    /// <summary>
+    /// 创建入职任务前，根据人事当前填写的参数生成临时 DOCX 预览。
+    /// </summary>
+    Task<OnboardingContractPreviewOutput> PreviewBeforeCreate(
+        OnboardingContractPreviewInput input);
+
     /// <summary>
     /// 根据已审核通过的任务合同生成并保存 DOCX 文件。
     /// </summary>

SimpleAdmin.Application/Services/Onboarding/ContractDocument/OnboardingContractDocumentService.cs

@@ -14,6 +14,177 @@ public class OnboardingContractDocumentService : IOnboardingContractDocumentServ
         _fileService = fileService;
     }
 
+    /// <summary>
+    /// 在任务创建前生成单份临时 DOCX，仅通过响应返回，不写文件表和 OSS。
+    /// </summary>
+    public async Task<OnboardingContractPreviewOutput> PreviewBeforeCreate(
+        OnboardingContractPreviewInput input)
+    {
+        var company = await _db.Queryable<ObCompany>()
+            .FirstAsync(item => item.Id == input.CompanyId
+                                && item.Status == CommonStatusConst.ENABLE)
+            ?? throw Oops.Bah("公司不存在或未启用");
+
+        var departmentExists = await _db.Queryable<ObDepartment>()
+            .AnyAsync(item => item.Id == input.DepartmentId
+                              && item.CompanyId == input.CompanyId
+                              && item.Status == CommonStatusConst.ENABLE);
+        if (!departmentExists)
+            throw Oops.Bah("部门不存在、未启用或不属于该公司");
+
+        var positionExists = await _db.Queryable<ObPosition>()
+            .AnyAsync(item => item.Id == input.PositionId
+                              && item.CompanyId == input.CompanyId
+                              && item.DepartmentId == input.DepartmentId
+                              && item.Status == CommonStatusConst.ENABLE);
+        if (!positionExists)
+            throw Oops.Bah("岗位不存在、未启用或不属于该部门/公司");
+
+        var onboardingTemplate = await _db.Queryable<ObOnboardingTemplate>()
+            .FirstAsync(item => item.Id == input.OnboardingTemplateId
+                                && item.CompanyId == input.CompanyId
+                                && item.DepartmentId == input.DepartmentId
+                                && item.Status == CommonStatusConst.ENABLE)
+            ?? throw Oops.Bah("入职模板不存在、未启用或不属于该公司、部门");
+
+        var supportsPosition = await _db.Queryable<ObOnboardingTemplatePosition>()
+            .AnyAsync(item => item.OnboardingTemplateId == onboardingTemplate.Id
+                              && item.PositionId == input.PositionId);
+        if (!supportsPosition)
+            throw Oops.Bah("所选入职模板不适用于该岗位");
+
+        // 当前业务只预览入职模板中排序第一的合同，后续多合同可在此扩展。
+        var contractConfig = await _db.Queryable<ObOnboardingTemplateContract>()
+            .Where(item => item.OnboardingTemplateId == onboardingTemplate.Id)
+            .OrderBy(item => item.SortCode)
+            .FirstAsync()
+            ?? throw Oops.Bah("入职模板尚未配置合同文件");
+
+        var contractTemplate = await _db.Queryable<ObContractTemplate>()
+            .FirstAsync(item => item.Id == contractConfig.ContractTemplateId
+                                && item.CompanyId == input.CompanyId
+                                && item.DepartmentId == input.DepartmentId
+                                && item.Status == CommonStatusConst.ENABLE)
+            ?? throw Oops.Bah("合同模板不存在、未启用或不属于当前公司、部门");
+
+        var contractSupportsPosition = await _db.Queryable<ObContractTemplatePosition>()
+            .AnyAsync(item => item.ContractTemplateId == contractTemplate.Id
+                              && item.PositionId == input.PositionId);
+        if (!contractSupportsPosition)
+            throw Oops.Bah("合同模板不适用于当前岗位");
+
+        var version = await _db.Queryable<ObContractTemplateVersion>()
+            .FirstAsync(item => item.Id == contractConfig.ContractTemplateVersionId
+                                && item.TemplateId == contractTemplate.Id
+                                && item.VersionStatus == ContractTemplateVersionStatus.Enabled)
+            ?? throw Oops.Bah("合同版本不存在、未启用或不属于当前合同模板");
+
+        var definitions = await _db.Queryable<ObTemplateVariable>()
+            .Where(item => item.TemplateVersionId == version.Id)
+            .OrderBy(item => item.SortCode)
+            .ToListAsync();
+        var duplicateDefinition = definitions
+            .GroupBy(item => item.VariableCode, StringComparer.OrdinalIgnoreCase)
+            .FirstOrDefault(group => group.Count() > 1);
+        if (duplicateDefinition != null)
+            throw Oops.Bah($"合同变量“{duplicateDefinition.Key}”存在重复定义");
+
+        var inputs = input.ContractVariables
+                     ?? new List<OnboardingInitialContractVariableInput>();
+        OnboardingTaskService.ValidateInitialContractDateRanges(inputs);
+
+        var duplicateInput = inputs
+            .GroupBy(item => new
+            {
+                item.ContractTemplateVersionId,
+                VariableCode = item.VariableCode?.ToUpperInvariant()
+            })
+            .FirstOrDefault(group => group.Count() > 1);
+        if (duplicateInput != null)
+            throw Oops.Bah($"合同变量“{duplicateInput.Key.VariableCode}”重复提交");
+
+        var editableDefinitions = definitions
+            .Where(IsHrEditableDefinition)
+            .ToList();
+        foreach (var submitted in inputs)
+        {
+            var definitionExists = submitted.ContractTemplateVersionId == version.Id
+                                   && editableDefinitions.Any(definition =>
+                                       string.Equals(
+                                           definition.VariableCode,
+                                           submitted.VariableCode,
+                                           StringComparison.OrdinalIgnoreCase));
+            if (!definitionExists)
+                throw Oops.Bah($"合同变量“{submitted.VariableCode}”不存在或不允许人事填写");
+        }
+
+        var missingRequired = editableDefinitions.FirstOrDefault(definition =>
+        {
+            if (!definition.Required)
+                return false;
+
+            var submitted = inputs.FirstOrDefault(item =>
+                item.ContractTemplateVersionId == version.Id
+                && string.Equals(
+                    item.VariableCode,
+                    definition.VariableCode,
+                    StringComparison.OrdinalIgnoreCase));
+            return string.IsNullOrWhiteSpace(
+                submitted?.VariableValue ?? definition.DefaultValue);
+        });
+        if (missingRequired != null)
+            throw Oops.Bah($"请填写合同变量“{missingRequired.VariableName}”");
+
+        var previewTask = new ObOnboardingTask
+        {
+            TaskNo = "【发起后自动生成】",
+            CompanyId = input.CompanyId,
+            DepartmentId = input.DepartmentId,
+            PositionId = input.PositionId,
+            OnboardingTemplateId = input.OnboardingTemplateId
+        };
+        var emptyDynamicValues = new Dictionary<string, string>(
+            StringComparer.OrdinalIgnoreCase);
+        var values = definitions.ToDictionary(
+            definition => definition.VariableCode,
+            definition =>
+            {
+                var submitted = inputs.FirstOrDefault(item =>
+                    item.ContractTemplateVersionId == version.Id
+                    && string.Equals(
+                        item.VariableCode,
+                        definition.VariableCode,
+                        StringComparison.OrdinalIgnoreCase));
+                if (submitted != null)
+                    return submitted.VariableValue ?? string.Empty;
+
+                return OnboardingContractSnapshotService.ResolveValue(
+                           definition,
+                           null,
+                           emptyDynamicValues,
+                           company,
+                           previewTask,
+                           true)
+                       ?? string.Empty;
+            },
+            StringComparer.OrdinalIgnoreCase);
+
+        var source = await _fileService.Download(
+            new BaseIdInput { Id = version.SourceDocxFileId })
+            ?? throw Oops.Bah("无法读取合同源文件");
+        await using var sourceStream = source.FileStream;
+        using var sourceBytes = new MemoryStream();
+        await sourceStream.CopyToAsync(sourceBytes);
+
+        return new OnboardingContractPreviewOutput
+        {
+            FileBytes = DocxTemplateProcessor.Render(
+                sourceBytes.ToArray(),
+                values),
+            FileName = BuildPreviewFileName(contractTemplate.TemplateName)
+        };
+    }
+
     /// <summary>
     /// 根据锁定的模板版本和任务变量快照生成已替换变量的合同 DOCX。
     /// </summary>
@@ -86,4 +257,30 @@ public class OnboardingContractDocumentService : IOnboardingContractDocumentServ
         await _db.Updateable(contract).ExecuteCommandAsync();
         return fileId;
     }
+
+    /// <summary>
+    /// 判断变量是否允许人事在发起任务前填写。
+    /// </summary>
+    private static bool IsHrEditableDefinition(ObTemplateVariable definition)
+    {
+        return definition.HrEditable
+               && (definition.VariableType == "hr"
+                   || definition.VariableType == ContractVariableType.Contract
+                   || definition.VariableType == ContractVariableType.Company
+                   || definition.VariableCode.StartsWith(
+                       "hr.",
+                       StringComparison.OrdinalIgnoreCase));
+    }
+
+    /// <summary>
+    /// 生成兼容 Windows 和 Linux 的合同预览下载文件名。
+    /// </summary>
+    private static string BuildPreviewFileName(string contractName)
+    {
+        var invalidChars = global::System.IO.Path.GetInvalidFileNameChars();
+        var safeName = new string((contractName ?? "合同")
+            .Select(character => invalidChars.Contains(character) ? '_' : character)
+            .ToArray());
+        return $"{safeName}_人事预览_{DateTime.Now:yyyyMMddHHmmss}.docx";
+    }
 }

SimpleAdmin.Application/Services/Onboarding/ContractSnapshot/OnboardingContractSnapshotService.cs

@@ -110,12 +110,13 @@ public class OnboardingContractSnapshotService : IOnboardingContractSnapshotServ
         };
     }
 
-    private static string ResolveValue(
+    internal static string ResolveValue(
         ObTemplateVariable definition,
         ObTaskEmployeeInfo employeeInfo,
         IReadOnlyDictionary<string, string> dynamicValues,
         ObCompany company,
-        ObOnboardingTask task)
+        ObOnboardingTask task,
+        bool useEmployeePlaceholder = false)
     {
         var sourceField = GetSourceField(definition);
         if (definition.VariableType == ContractVariableType.Employee)
@@ -133,7 +134,15 @@ public class OnboardingContractSnapshotService : IOnboardingContractSnapshotServ
                     if (doc.RootElement.TryGetProperty(sourceField, out var prop)
                         || doc.RootElement.TryGetProperty(definition.VariableCode, out prop))
                     {
-                        var str = prop.GetString();
+                        var str = prop.ValueKind switch
+                        {
+                            global::System.Text.Json.JsonValueKind.String => prop.GetString(),
+                            global::System.Text.Json.JsonValueKind.Number => prop.ToString(),
+                            global::System.Text.Json.JsonValueKind.True => bool.TrueString,
+                            global::System.Text.Json.JsonValueKind.False => bool.FalseString,
+                            global::System.Text.Json.JsonValueKind.Null => null,
+                            _ => throw Oops.Bah($"员工补充变量“{definition.VariableName}”格式不正确")
+                        };
                         if (!string.IsNullOrWhiteSpace(str)) return str;
                     }
                 }
@@ -143,8 +152,11 @@ public class OnboardingContractSnapshotService : IOnboardingContractSnapshotServ
                 }
             }
 
-            return dynamicValues.TryGetValue(sourceField, out var dynamicValue)
+            if (dynamicValues.TryGetValue(sourceField, out var dynamicValue))
-                ? dynamicValue
+                return dynamicValue;
+
+            return useEmployeePlaceholder
+                ? $"【待员工填写：{definition.VariableName ?? definition.VariableCode}】"
                 : definition.DefaultValue;
         }
 

SimpleAdmin.Application/Services/Onboarding/ContractVariableValidation/IOnboardingContractVariableValidationService.cs

@@ -0,0 +1,12 @@
+namespace SimpleAdmin.Application;
+
+/// <summary>
+/// 校验任务合同变量的必填状态和员工动态变量数据类型。
+/// </summary>
+public interface IOnboardingContractVariableValidationService : ITransient
+{
+    /// <summary>
+    /// 校验指定任务的全部合同变量快照。
+    /// </summary>
+    Task Validate(long taskId);
+}

SimpleAdmin.Application/Services/Onboarding/ContractVariableValidation/OnboardingContractVariableValidationService.cs

@@ -0,0 +1,187 @@
+namespace SimpleAdmin.Application;
+
+/// <summary>
+/// 统一校验任务合同变量，确保最终提交的数据可以安全用于合同生成。
+/// </summary>
+public class OnboardingContractVariableValidationService
+    : IOnboardingContractVariableValidationService
+{
+    private readonly SqlSugarScope _db;
+
+    public OnboardingContractVariableValidationService()
+    {
+        _db = DbContext.DB;
+    }
+
+    /// <inheritdoc />
+    public async Task Validate(long taskId)
+    {
+        var contracts = await _db.Queryable<ObTaskContract>()
+            .Where(item => item.TaskId == taskId)
+            .ToListAsync();
+        if (contracts.Count == 0)
+            return;
+
+        var contractIds = contracts
+            .Select(item => item.Id)
+            .ToList();
+        var templateVersionIds = contracts
+            .Select(item => item.TemplateVersionId)
+            .Distinct()
+            .ToList();
+        var variables = await _db.Queryable<ObTaskContractVariable>()
+            .Where(item => contractIds.Contains(item.TaskContractId))
+            .ToListAsync();
+        var definitions = await _db.Queryable<ObTemplateVariable>()
+            .Where(item => templateVersionIds.Contains(item.TemplateVersionId))
+            .ToListAsync();
+
+        foreach (var contract in contracts)
+        {
+            var contractDefinitions = definitions
+                .Where(item => item.TemplateVersionId == contract.TemplateVersionId)
+                .OrderBy(item => item.SortCode);
+
+            foreach (var definition in contractDefinitions)
+            {
+                var variable = variables.FirstOrDefault(item =>
+                    item.TaskContractId == contract.Id
+                    && item.VariableCode == definition.VariableCode);
+                var value = variable?.VariableValue?.Trim();
+
+                if (definition.Required && string.IsNullOrWhiteSpace(value))
+                {
+                    throw Oops.Bah(
+                        $"合同“{contract.ContractName}”的必填变量“{definition.VariableName}”尚未填写");
+                }
+
+                if (string.IsNullOrWhiteSpace(value)
+                    || definition.VariableType != ContractVariableType.Employee)
+                {
+                    continue;
+                }
+
+                ValidateDataType(contract.ContractName, definition, value);
+                ValidateOptions(contract.ContractName, definition, value);
+            }
+        }
+    }
+
+    private static void ValidateDataType(
+        string contractName,
+        ObTemplateVariable definition,
+        string value)
+    {
+        var dataType = definition.DataType?.Trim().ToLowerInvariant() ?? "string";
+        switch (dataType)
+        {
+            case "string":
+                return;
+            case "number":
+                var numberIsValid = decimal.TryParse(
+                    value,
+                    global::System.Globalization.NumberStyles.Number,
+                    global::System.Globalization.CultureInfo.InvariantCulture,
+                    out _);
+                if (!numberIsValid)
+                {
+                    throw Oops.Bah(
+                        $"合同“{contractName}”的变量“{definition.VariableName}”必须填写数字");
+                }
+
+                return;
+            case "date":
+                var dateIsValid = DateTime.TryParseExact(
+                    value,
+                    "yyyy-MM-dd",
+                    global::System.Globalization.CultureInfo.InvariantCulture,
+                    global::System.Globalization.DateTimeStyles.None,
+                    out _);
+                if (!dateIsValid)
+                {
+                    throw Oops.Bah(
+                        $"合同“{contractName}”的变量“{definition.VariableName}”必须填写正确日期");
+                }
+
+                return;
+            default:
+                throw Oops.Bah(
+                    $"合同“{contractName}”的变量“{definition.VariableName}”数据类型配置不正确");
+        }
+    }
+
+    private static void ValidateOptions(
+        string contractName,
+        ObTemplateVariable definition,
+        string value)
+    {
+        if (string.IsNullOrWhiteSpace(definition.OptionsJson))
+            return;
+
+        var options = ParseOptions(contractName, definition);
+        if (options.Contains(value))
+            return;
+
+        throw Oops.Bah(
+            $"合同“{contractName}”的变量“{definition.VariableName}”必须从配置选项中选择");
+    }
+
+    private static HashSet<string> ParseOptions(
+        string contractName,
+        ObTemplateVariable definition)
+    {
+        try
+        {
+            using var document = global::System.Text.Json.JsonDocument.Parse(
+                definition.OptionsJson);
+            if (document.RootElement.ValueKind != global::System.Text.Json.JsonValueKind.Array)
+                throw new global::System.Text.Json.JsonException();
+
+            var options = document.RootElement
+                .EnumerateArray()
+                .Select(GetOptionValue)
+                .Where(item => !string.IsNullOrWhiteSpace(item))
+                .ToHashSet(StringComparer.Ordinal);
+
+            if (options.Count == 0)
+                throw new global::System.Text.Json.JsonException();
+
+            return options;
+        }
+        catch (global::System.Text.Json.JsonException)
+        {
+            throw Oops.Bah(
+                $"合同“{contractName}”的变量“{definition.VariableName}”可选项配置不正确");
+        }
+    }
+
+    private static string GetOptionValue(
+        global::System.Text.Json.JsonElement option)
+    {
+        if (option.ValueKind == global::System.Text.Json.JsonValueKind.String)
+            return option.GetString()?.Trim();
+
+        if (option.ValueKind == global::System.Text.Json.JsonValueKind.Object)
+        {
+            if (option.TryGetProperty("value", out var value))
+                return GetJsonText(value);
+            if (option.TryGetProperty("label", out var label))
+                return GetJsonText(label);
+        }
+
+        return GetJsonText(option);
+    }
+
+    private static string GetJsonText(
+        global::System.Text.Json.JsonElement value)
+    {
+        return value.ValueKind switch
+        {
+            global::System.Text.Json.JsonValueKind.String => value.GetString()?.Trim(),
+            global::System.Text.Json.JsonValueKind.Number => value.ToString(),
+            global::System.Text.Json.JsonValueKind.True => bool.TrueString,
+            global::System.Text.Json.JsonValueKind.False => bool.FalseString,
+            _ => null
+        };
+    }
+}

SimpleAdmin.Application/Services/Onboarding/PublicSubmission/OnboardingPublicSubmissionService.cs

@@ -8,14 +8,17 @@ public class OnboardingPublicSubmissionService : IOnboardingPublicSubmissionServ
     private readonly SqlSugarScope _db;
     private readonly IOnboardingContractSnapshotService _snapshotService;
     private readonly IOnboardingIdentityValidationService _identityValidationService;
+    private readonly IOnboardingContractVariableValidationService _contractVariableValidationService;
 
     public OnboardingPublicSubmissionService(
         IOnboardingContractSnapshotService snapshotService,
-        IOnboardingIdentityValidationService identityValidationService)
+        IOnboardingIdentityValidationService identityValidationService,
+        IOnboardingContractVariableValidationService contractVariableValidationService)
     {
         _db = DbContext.DB;
         _snapshotService = snapshotService;
         _identityValidationService = identityValidationService;
+        _contractVariableValidationService = contractVariableValidationService;
     }
 
     /// <summary>
@@ -119,15 +122,12 @@ public class OnboardingPublicSubmissionService : IOnboardingPublicSubmissionServ
     {
         var task = await GetEditableTask(input.Token);
         var info = await _db.Queryable<ObTaskEmployeeInfo>()
-            .FirstAsync(item => item.TaskId == task.Id);
+            .FirstAsync(item => item.TaskId == task.Id)
-        var basicInfoIncomplete = info == null
+            ?? throw Oops.Bah("请先完整填写基本信息");
-                                  || string.IsNullOrWhiteSpace(info.EmployeeName)
+
-                                  || string.IsNullOrWhiteSpace(info.Phone)
+        // 最终提交必须重新执行全量校验，不能只依赖员工手机端的页面校验。
-                                  || string.IsNullOrWhiteSpace(info.IdCardNumber)
+        OnboardingEmployeeInfoValidator.ValidateAndNormalize(info);
-                                  || string.IsNullOrWhiteSpace(info.BankCardNumber)
+        await _db.Updateable(info).ExecuteCommandAsync();
-                                  || string.IsNullOrWhiteSpace(info.BankName);
-        if (basicInfoIncomplete)
-            throw Oops.Bah("请先完整填写基本信息");
 
         await _identityValidationService.EnsureNoDuplicate(
             task.Id,
@@ -148,7 +148,7 @@ public class OnboardingPublicSubmissionService : IOnboardingPublicSubmissionServ
         if (hasMissingRequiredMaterial)
             throw Oops.Bah("仍有必传材料未上传");
 
-        await EnsureRequiredContractVariables(task);
+        await _contractVariableValidationService.Validate(task.Id);
 
         var hasUnconfirmedRequiredContract = await _db.Queryable<ObTaskContract>()
             .AnyAsync(item => item.TaskId == task.Id && item.Required && item.ConfirmedAt == null);
@@ -214,31 +214,6 @@ public class OnboardingPublicSubmissionService : IOnboardingPublicSubmissionServ
             throw Oops.Bah("该材料已达到最大上传数量");
     }
 
-    private async Task EnsureRequiredContractVariables(ObOnboardingTask task)
-    {
-        var contracts = await _db.Queryable<ObTaskContract>()
-            .Where(item => item.TaskId == task.Id)
-            .ToListAsync();
-        var contractIds = contracts.Select(contract => contract.Id).ToList();
-        var templateVersionIds = contracts.Select(contract => contract.TemplateVersionId).ToList();
-        var variables = await _db.Queryable<ObTaskContractVariable>()
-            .Where(item => contractIds.Contains(item.TaskContractId))
-            .ToListAsync();
-        var definitions = await _db.Queryable<ObTemplateVariable>()
-            .Where(item => templateVersionIds.Contains(item.TemplateVersionId) && item.Required)
-            .ToListAsync();
-        var missing = contracts
-            .SelectMany(contract => definitions
-                .Where(definition => definition.TemplateVersionId == contract.TemplateVersionId)
-                .Select(definition => new { contract, definition }))
-            .FirstOrDefault(item => string.IsNullOrWhiteSpace(
-                variables.FirstOrDefault(variable => variable.TaskContractId == item.contract.Id
-                                                    && variable.VariableCode == item.definition.VariableCode)
-                    ?.VariableValue));
-        if (missing != null)
-            throw Oops.Bah($"合同“{missing.contract.ContractName}”的必填变量“{missing.definition.VariableName}”尚未填写");
-    }
-
     private Task<List<ObTaskMaterialRequirement>> GetMaterialRequirements(long taskId)
     {
         return _db.Queryable<ObTaskMaterialRequirement>()

SimpleAdmin.Application/Services/Onboarding/PublicTask/OnboardingEmployeeInfoValidator.cs

@@ -0,0 +1,295 @@
+namespace SimpleAdmin.Application;
+
+/// <summary>
+/// 统一校验并规范化员工端固定入职信息。
+/// </summary>
+internal static class OnboardingEmployeeInfoValidator
+{
+    private static readonly int[] IdCardWeights =
+    {
+        7, 9, 10, 5, 8, 4, 2, 1, 6, 3, 7, 9, 10, 5, 8, 4, 2
+    };
+
+    private static readonly char[] IdCardCheckCodes =
+    {
+        '1', '0', 'X', '9', '8', '7', '6', '5', '4', '3', '2'
+    };
+
+    /// <summary>
+    /// 规范化文本，并校验固定登记表字段的格式。
+    /// </summary>
+    public static void ValidateAndNormalize(ObTaskEmployeeInfo input)
+    {
+        input.EmployeeName = input.EmployeeName?.Trim();
+        input.Phone = input.Phone?.Trim();
+        input.Email = input.Email?.Trim();
+        input.IdCardNumber = input.IdCardNumber?.Trim().ToUpperInvariant();
+        input.BankCardNumber = global::System.Text.RegularExpressions.Regex.Replace(
+            input.BankCardNumber ?? string.Empty,
+            "[\\s-]",
+            string.Empty);
+        input.BankName = input.BankName?.Trim();
+        input.BankAccountName = input.EmployeeName;
+
+        if (string.IsNullOrWhiteSpace(input.EmployeeName) || input.EmployeeName.Length > 100)
+            throw Oops.Bah("员工姓名不能为空且不能超过 100 个字符");
+
+        if (input.Gender != "男" && input.Gender != "女")
+            throw Oops.Bah("请选择正确的性别");
+
+        if (!global::System.Text.RegularExpressions.Regex.IsMatch(
+                input.Phone ?? string.Empty,
+                "^1[3-9]\\d{9}$"))
+        {
+            throw Oops.Bah("请输入正确的 11 位手机号码");
+        }
+
+        if (!TryValidateIdCard(input.IdCardNumber, out var idCardBirthday, out var idCardError))
+            throw Oops.Bah(idCardError);
+
+        ValidateBirthday(input.Birthday, idCardBirthday);
+        ValidateOptionalEmail(input.Email);
+        ValidateOptionalNumber(input.Height, "身高", 100M, 250M, "厘米");
+        ValidateOptionalNumber(input.Weight, "体重", 30M, 300M, "公斤");
+        ValidateBankCard(input.BankCardNumber);
+
+        if (string.IsNullOrWhiteSpace(input.BankName) || input.BankName.Length > 100)
+            throw Oops.Bah("开户银行名称不能为空且不能超过 100 个字符");
+
+        ValidateOptionalContactPhone(input.EmergencyPhone);
+        ValidateEducationHistory(input.EducationHistoryJson);
+        ValidateWorkHistory(input.WorkHistoryJson);
+        ValidateFamilyMembers(input.FamilyMembersJson);
+        ValidateJson(input.CustomVariablesJson, global::System.Text.Json.JsonValueKind.Object, "员工补充变量");
+    }
+
+    private static bool TryValidateIdCard(
+        string idCardNumber,
+        out DateTime birthday,
+        out string errorMessage)
+    {
+        birthday = default;
+        errorMessage = null;
+
+        var structureIsValid = global::System.Text.RegularExpressions.Regex.IsMatch(
+            idCardNumber ?? string.Empty,
+            "^\\d{17}[0-9X]$");
+        if (!structureIsValid)
+        {
+            errorMessage = "请输入正确的 18 位身份证号码";
+            return false;
+        }
+
+        var birthdayText = idCardNumber.Substring(6, 8);
+        var birthdayIsValid = DateTime.TryParseExact(
+            birthdayText,
+            "yyyyMMdd",
+            global::System.Globalization.CultureInfo.InvariantCulture,
+            global::System.Globalization.DateTimeStyles.None,
+            out birthday);
+        if (!birthdayIsValid || birthday.Date > DateTime.Today)
+        {
+            errorMessage = "身份证号码中的出生日期不正确";
+            return false;
+        }
+
+        var total = 0;
+        for (var index = 0; index < IdCardWeights.Length; index++)
+        {
+            total += (idCardNumber[index] - '0') * IdCardWeights[index];
+        }
+
+        if (IdCardCheckCodes[total % 11] == idCardNumber[17])
+            return true;
+
+        errorMessage = "身份证号码校验位不正确";
+        return false;
+    }
+
+    private static void ValidateBirthday(string birthdayText, DateTime idCardBirthday)
+    {
+        if (string.IsNullOrWhiteSpace(birthdayText))
+            return;
+
+        var birthdayIsValid = DateTime.TryParseExact(
+            birthdayText.Trim(),
+            "yyyy-MM-dd",
+            global::System.Globalization.CultureInfo.InvariantCulture,
+            global::System.Globalization.DateTimeStyles.None,
+            out var birthday);
+        if (!birthdayIsValid || birthday.Date > DateTime.Today)
+            throw Oops.Bah("请输入正确的出生日期");
+
+        if (birthday.Date != idCardBirthday.Date)
+            throw Oops.Bah("出生日期与身份证号码不一致");
+    }
+
+    private static void ValidateOptionalEmail(string email)
+    {
+        if (string.IsNullOrWhiteSpace(email))
+            return;
+
+        var emailIsValid = email.Length <= 100
+                           && global::System.Net.Mail.MailAddress.TryCreate(email, out _);
+        if (!emailIsValid)
+            throw Oops.Bah("请输入正确的电子邮箱");
+    }
+
+    private static void ValidateOptionalNumber(
+        string value,
+        string fieldName,
+        decimal min,
+        decimal max,
+        string unit)
+    {
+        if (string.IsNullOrWhiteSpace(value))
+            return;
+
+        var numberIsValid = decimal.TryParse(
+            value.Trim(),
+            global::System.Globalization.NumberStyles.Number,
+            global::System.Globalization.CultureInfo.InvariantCulture,
+            out var number);
+        if (!numberIsValid || number < min || number > max)
+        {
+            throw Oops.Bah($"{fieldName}应为 {min:0} 至 {max:0} {unit}之间的数字");
+        }
+    }
+
+    private static void ValidateBankCard(string bankCardNumber)
+    {
+        var bankCardIsValid = global::System.Text.RegularExpressions.Regex.IsMatch(
+            bankCardNumber ?? string.Empty,
+            "^\\d{12,19}$");
+        if (!bankCardIsValid)
+            throw Oops.Bah("请输入 12 至 19 位银行卡号");
+    }
+
+    private static void ValidateOptionalContactPhone(string phone)
+    {
+        if (string.IsNullOrWhiteSpace(phone))
+            return;
+
+        var contactPhoneIsValid = global::System.Text.RegularExpressions.Regex.IsMatch(
+            phone.Trim(),
+            "^(1[3-9]\\d{9}|0\\d{2,3}-?\\d{7,8})$");
+        if (!contactPhoneIsValid)
+            throw Oops.Bah("请输入正确的紧急联系人手机号码或座机号码");
+    }
+
+    private static void ValidateEducationHistory(string json)
+    {
+        ValidateHistoryRows(json, "教育经历", (row, rowNumber) =>
+        {
+            GetRequiredRowValue(row, "timeRange", rowNumber, "教育经历", "时间范围");
+            GetRequiredRowValue(row, "location", rowNumber, "教育经历", "学校或机构");
+            GetRequiredRowValue(row, "content", rowNumber, "教育经历", "专业或学习内容");
+            GetRequiredRowValue(row, "result", rowNumber, "教育经历", "结果或学位");
+        });
+    }
+
+    private static void ValidateWorkHistory(string json)
+    {
+        ValidateHistoryRows(json, "工作经历", (row, rowNumber) =>
+        {
+            GetRequiredRowValue(row, "timeRange", rowNumber, "工作经历", "起止时间");
+            GetRequiredRowValue(row, "companyName", rowNumber, "工作经历", "工作单位");
+            GetRequiredRowValue(row, "position", rowNumber, "工作经历", "担任职务");
+            GetRequiredRowValue(row, "leaveReason", rowNumber, "工作经历", "离职原因");
+        });
+    }
+
+    private static void ValidateFamilyMembers(string json)
+    {
+        ValidateHistoryRows(json, "家庭成员", (row, rowNumber) =>
+        {
+            GetRequiredRowValue(row, "name", rowNumber, "家庭成员", "姓名");
+            GetRequiredRowValue(row, "relationship", rowNumber, "家庭成员", "关系");
+            var ageText = GetRequiredRowValue(row, "age", rowNumber, "家庭成员", "年龄");
+            var phone = GetRequiredRowValue(row, "phone", rowNumber, "家庭成员", "联系电话");
+
+            var ageIsValid = int.TryParse(ageText, out var age) && age >= 0 && age <= 120;
+            if (!ageIsValid)
+                throw Oops.Bah($"第 {rowNumber} 条家庭成员的年龄应为 0 至 120 之间的整数");
+
+            var phoneIsValid = global::System.Text.RegularExpressions.Regex.IsMatch(
+                phone,
+                "^(1[3-9]\\d{9}|0\\d{2,3}-?\\d{7,8})$");
+            if (!phoneIsValid)
+                throw Oops.Bah($"第 {rowNumber} 条家庭成员的联系电话格式不正确");
+        });
+    }
+
+    private static void ValidateHistoryRows(
+        string json,
+        string fieldName,
+        Action<global::System.Text.Json.JsonElement, int> validateRow)
+    {
+        if (string.IsNullOrWhiteSpace(json))
+            return;
+
+        try
+        {
+            using var document = global::System.Text.Json.JsonDocument.Parse(json);
+            if (document.RootElement.ValueKind != global::System.Text.Json.JsonValueKind.Array)
+                throw new global::System.Text.Json.JsonException();
+
+            var rowNumber = 0;
+            foreach (var row in document.RootElement.EnumerateArray())
+            {
+                rowNumber++;
+                if (row.ValueKind != global::System.Text.Json.JsonValueKind.Object)
+                    throw Oops.Bah($"第 {rowNumber} 条{fieldName}格式不正确，请删除后重新添加");
+
+                validateRow(row, rowNumber);
+            }
+        }
+        catch (global::System.Text.Json.JsonException)
+        {
+            throw Oops.Bah($"{fieldName}格式不正确，请刷新页面后重新填写");
+        }
+    }
+
+    private static string GetRequiredRowValue(
+        global::System.Text.Json.JsonElement row,
+        string propertyName,
+        int rowNumber,
+        string fieldName,
+        string displayName)
+    {
+        if (!row.TryGetProperty(propertyName, out var property)
+            || property.ValueKind is global::System.Text.Json.JsonValueKind.Null
+                or global::System.Text.Json.JsonValueKind.Undefined)
+        {
+            throw Oops.Bah($"第 {rowNumber} 条{fieldName}请填写{displayName}");
+        }
+
+        var value = property.ValueKind == global::System.Text.Json.JsonValueKind.String
+            ? property.GetString()
+            : property.ToString();
+        if (string.IsNullOrWhiteSpace(value))
+            throw Oops.Bah($"第 {rowNumber} 条{fieldName}请填写{displayName}");
+
+        return value.Trim();
+    }
+
+    private static void ValidateJson(
+        string json,
+        global::System.Text.Json.JsonValueKind expectedKind,
+        string fieldName)
+    {
+        if (string.IsNullOrWhiteSpace(json))
+            return;
+
+        try
+        {
+            using var document = global::System.Text.Json.JsonDocument.Parse(json);
+            if (document.RootElement.ValueKind != expectedKind)
+                throw new global::System.Text.Json.JsonException();
+        }
+        catch (global::System.Text.Json.JsonException)
+        {
+            throw Oops.Bah($"{fieldName}格式不正确，请刷新页面后重新填写");
+        }
+    }
+}

SimpleAdmin.Application/Services/Onboarding/PublicTask/OnboardingPublicTaskService.cs

@@ -131,7 +131,7 @@ public class OnboardingPublicTaskService : IOnboardingPublicTaskService
             throw Oops.Bah("当前任务不可编辑");
         }
 
-        ValidateEmployeeInfo(input);
+        OnboardingEmployeeInfoValidator.ValidateAndNormalize(input);
         await _identityValidationService.EnsureNoDuplicate(
             task.Id,
             input.EmployeeName,
@@ -170,46 +170,6 @@ public class OnboardingPublicTaskService : IOnboardingPublicTaskService
         await _snapshotService.Build(task.Id, entity, invalidateGeneratedPreview: true);
     }
 
-    /// <summary>
-    /// 校验候选人核心身份信息，避免非法格式进入合同和正式员工档案。
-    /// </summary>
-    private static void ValidateEmployeeInfo(OnboardingTaskPublicSaveInput input)
-    {
-        input.EmployeeName = input.EmployeeName?.Trim();
-        input.Phone = input.Phone?.Trim();
-        input.IdCardNumber = input.IdCardNumber?.Trim().ToUpperInvariant();
-
-        if (string.IsNullOrWhiteSpace(input.EmployeeName) || input.EmployeeName.Length > 100)
-            throw Oops.Bah("员工姓名不能为空且不能超过 100 个字符");
-        if (!global::System.Text.RegularExpressions.Regex.IsMatch(
-                input.Phone ?? string.Empty,
-                "^1[3-9]\\d{9}$"))
-        {
-            throw Oops.Bah("请输入正确的 11 位手机号码");
-        }
-
-        if (!global::System.Text.RegularExpressions.Regex.IsMatch(
-                input.IdCardNumber ?? string.Empty,
-                "^\\d{17}[0-9X]$"))
-        {
-            throw Oops.Bah("请输入正确的 18 位身份证号码");
-        }
-
-        if (string.IsNullOrWhiteSpace(input.CustomVariablesJson))
-            return;
-
-        try
-        {
-            using var document = global::System.Text.Json.JsonDocument.Parse(input.CustomVariablesJson);
-            if (document.RootElement.ValueKind != global::System.Text.Json.JsonValueKind.Object)
-                throw new global::System.Text.Json.JsonException();
-        }
-        catch (global::System.Text.Json.JsonException)
-        {
-            throw Oops.Bah("员工补充变量格式不正确，请刷新页面后重新填写");
-        }
-    }
-
     /// <summary>
     /// 根据员工当前已填写信息校验变量并提前生成合同 DOCX。
     /// </summary>

SimpleAdmin.Application/Services/Onboarding/Task/Dto/OnboardingTaskInput.cs

@@ -1,3 +1,5 @@
+using System.ComponentModel.DataAnnotations;
+
 namespace SimpleAdmin.Application;
 
 /// <summary>
@@ -47,6 +49,41 @@ public class OnboardingTaskCreateInput
     /// <summary>
     /// 业务备注。
     /// </summary>
+    [Required(ErrorMessage = "人事备注不能为空")]
+    public string Remark { get; set; }
+}
+
+/// <summary>
+/// 批量复制入职任务参数。
+/// </summary>
+public class OnboardingTaskCopyInput
+{
+    /// <summary>
+    /// 被复制的原入职任务 Id。
+    /// </summary>
+    [IdNotNull(ErrorMessage = "原入职任务Id不能为空")]
+    public long SourceTaskId { get; set; }
+
+    /// <summary>
+    /// 在原任务之外需要新建的任务数量。
+    /// </summary>
+    public int Count { get; set; }
+
+    /// <summary>
+    /// 每条新任务分别填写的人事备注。
+    /// </summary>
+    public List<OnboardingTaskCopyItemInput> Items { get; set; } = new();
+}
+
+/// <summary>
+/// 单条复制任务的个性化参数。
+/// </summary>
+public class OnboardingTaskCopyItemInput
+{
+    /// <summary>
+    /// 新任务的人事备注，用于区分候选人和专属链接。
+    /// </summary>
+    [Required(ErrorMessage = "人事备注不能为空")]
     public string Remark { get; set; }
 }
 
@@ -96,4 +133,14 @@ public class OnboardingTaskCreatedOutput
     /// 员工填写链接过期时间。
     /// </summary>
     public DateTime ExpiresAt { get; set; }
-}
+}
+/// <summary>
+/// 批量复制入职任务结果。
+/// </summary>
+public class OnboardingTaskCopyOutput
+{
+    /// <summary>
+    /// 本次复制生成的全部新任务及独立链接信息。
+    /// </summary>
+    public List<OnboardingTaskCreatedOutput> Tasks { get; set; } = new();
+}

SimpleAdmin.Application/Services/Onboarding/Task/IOnboardingTaskService.cs

@@ -9,4 +9,9 @@ public interface IOnboardingTaskService : ITransient
     /// 校验公司、岗位和合同范围后创建入职任务、链接及任务合同。
     /// </summary>
     Task<OnboardingTaskCreatedOutput> Create(OnboardingTaskCreateInput input);
+
+    /// <summary>
+    /// 复制原任务的业务配置和人事参数，批量创建独立的新入职任务。
+    /// </summary>
+    Task<OnboardingTaskCopyOutput> Copy(OnboardingTaskCopyInput input);
 }

SimpleAdmin.Application/Services/Onboarding/Task/OnboardingTaskService.cs

@@ -23,6 +23,9 @@ public class OnboardingTaskService : IOnboardingTaskService
     /// </summary>
     public async Task<OnboardingTaskCreatedOutput> Create(OnboardingTaskCreateInput input)
     {
+        if (string.IsNullOrWhiteSpace(input.Remark))
+            throw Oops.Bah("请填写人事备注");
+
         var companyEnabled = await _db.Queryable<ObCompany>()
             .AnyAsync(item => item.Id == input.CompanyId && item.Status == "enable");
         if (!companyEnabled)
@@ -121,7 +124,7 @@ public class OnboardingTaskService : IOnboardingTaskService
             AssignedReviewerUserId = input.AssignedReviewerUserId,
             LinkExpireAt = expiresAt,
             TaskStatus = OnboardingTaskStatus.PendingFill,
-            Remark = input.Remark
+            Remark = input.Remark.Trim()
         };
 
         ValidateInitialContractDateRanges(input.ContractVariables);
@@ -207,6 +210,230 @@ public class OnboardingTaskService : IOnboardingTaskService
         };
     }
 
+    /// <summary>
+    /// 复制原任务锁定的业务配置与人事参数，并原子化创建多条独立任务。
+    /// </summary>
+    public async Task<OnboardingTaskCopyOutput> Copy(OnboardingTaskCopyInput input)
+    {
+        const int maxCopyCount = 50;
+        if (input.Count < 1 || input.Count > maxCopyCount)
+            throw Oops.Bah($"复制数量必须在1到{maxCopyCount}之间");
+
+        input.Items ??= new List<OnboardingTaskCopyItemInput>();
+        if (input.Items.Count != input.Count)
+            throw Oops.Bah("复制数量与人事备注数量不一致");
+
+        var missingRemarkIndex = input.Items.FindIndex(item =>
+            string.IsNullOrWhiteSpace(item.Remark));
+        if (missingRemarkIndex >= 0)
+            throw Oops.Bah($"请填写第{missingRemarkIndex + 1}份任务的人事备注");
+
+        var sourceTask = await _db.Queryable<ObOnboardingTask>()
+            .InSingleAsync(input.SourceTaskId)
+            ?? throw Oops.Bah("原入职任务不存在");
+        if (!sourceTask.DepartmentId.HasValue)
+            throw Oops.Bah("原入职任务未设置部门，不能复制");
+
+        var companyEnabled = await _db.Queryable<ObCompany>()
+            .AnyAsync(item => item.Id == sourceTask.CompanyId && item.Status == "enable");
+        if (!companyEnabled)
+            throw Oops.Bah("原任务所属公司不存在或未启用");
+
+        var departmentEnabled = await _db.Queryable<ObDepartment>()
+            .AnyAsync(item => item.Id == sourceTask.DepartmentId.Value
+                              && item.CompanyId == sourceTask.CompanyId
+                              && item.Status == "enable");
+        if (!departmentEnabled)
+            throw Oops.Bah("原任务所属部门不存在或未启用");
+
+        var positionEnabled = await _db.Queryable<ObPosition>()
+            .AnyAsync(item => item.Id == sourceTask.PositionId
+                              && item.CompanyId == sourceTask.CompanyId
+                              && item.DepartmentId == sourceTask.DepartmentId.Value
+                              && item.Status == "enable");
+        if (!positionEnabled)
+            throw Oops.Bah("原任务所属岗位不存在或未启用");
+
+        var onboardingTemplateEnabled = await _db.Queryable<ObOnboardingTemplate>()
+            .AnyAsync(item => item.Id == sourceTask.OnboardingTemplateId
+                              && item.CompanyId == sourceTask.CompanyId
+                              && item.DepartmentId == sourceTask.DepartmentId.Value
+                              && item.Status == "enable");
+        if (!onboardingTemplateEnabled)
+            throw Oops.Bah("原任务使用的入职模板不存在或未启用");
+
+        var sourceContracts = await _db.Queryable<ObTaskContract>()
+            .Where(item => item.TaskId == sourceTask.Id)
+            .ToListAsync();
+        if (sourceContracts.Count == 0)
+            throw Oops.Bah("原入职任务没有合同快照，不能复制");
+
+        var versionIds = sourceContracts
+            .Select(item => item.TemplateVersionId)
+            .Distinct()
+            .ToList();
+        var enabledVersionCount = await _db.Queryable<ObContractTemplateVersion>()
+            .CountAsync(item => versionIds.Contains(item.Id)
+                                && item.VersionStatus == ContractTemplateVersionStatus.Enabled);
+        if (enabledVersionCount != versionIds.Count)
+            throw Oops.Bah("原任务包含已停用的合同版本，不能继续复制");
+
+        var sourceMaterialRequirements = await _db.Queryable<ObTaskMaterialRequirement>()
+            .Where(item => item.TaskId == sourceTask.Id)
+            .OrderBy(item => item.SortCode)
+            .ToListAsync();
+        var sourceContractIds = sourceContracts.Select(item => item.Id).ToList();
+        var sourceManualVariables = await _db.Queryable<ObTaskContractVariable>()
+            .Where(item => sourceContractIds.Contains(item.TaskContractId)
+                           && item.SourceType == ContractVariableSourceType.HrInput
+                           && item.IsManualOverride)
+            .ToListAsync();
+
+        var initialContractVariables = (
+            from contract in sourceContracts
+            join variable in sourceManualVariables
+                on contract.Id equals variable.TaskContractId
+            select new OnboardingInitialContractVariableInput
+            {
+                ContractTemplateVersionId = contract.TemplateVersionId,
+                VariableCode = variable.VariableCode,
+                VariableValue = variable.VariableValue
+            }).ToList();
+        ValidateInitialContractDateRanges(initialContractVariables);
+
+        var expiryConfig = await _configService.GetByConfigKey(
+            CateGoryConst.CONFIG_BIZ_DEFINE,
+            "onboard.link.expireHours");
+        if (expiryConfig == null
+            || !int.TryParse(expiryConfig.ConfigValue, out var expiryHours)
+            || expiryHours <= 0)
+        {
+            throw Oops.Bah("请在系统配置中设置 onboard.link.expireHours（正整数小时）");
+        }
+
+        var outputs = new List<OnboardingTaskCreatedOutput>();
+        await _db.Ado.BeginTranAsync();
+        try
+        {
+            foreach (var item in input.Items)
+            {
+                var output = await CreateCopiedTask(
+                    sourceTask,
+                    sourceContracts,
+                    sourceMaterialRequirements,
+                    initialContractVariables,
+                    expiryHours,
+                    item.Remark.Trim());
+                outputs.Add(output);
+            }
+
+            await _db.Ado.CommitTranAsync();
+        }
+        catch
+        {
+            await _db.Ado.RollbackTranAsync();
+            throw;
+        }
+
+        return new OnboardingTaskCopyOutput
+        {
+            Tasks = outputs
+        };
+    }
+
+    /// <summary>
+    /// 根据原任务快照创建一条全新的待填写任务，不复制任何候选人业务数据。
+    /// </summary>
+    private async Task<OnboardingTaskCreatedOutput> CreateCopiedTask(
+        ObOnboardingTask sourceTask,
+        List<ObTaskContract> sourceContracts,
+        List<ObTaskMaterialRequirement> sourceMaterialRequirements,
+        List<OnboardingInitialContractVariableInput> initialContractVariables,
+        int expiryHours,
+        string remark)
+    {
+        var now = DateTime.Now;
+        var taskId = global::SimpleAdmin.Core.Utils.CommonUtils.GetSingleId();
+        var expiresAt = now.AddHours(expiryHours);
+        var token = Guid.NewGuid().ToString("N");
+        var task = new ObOnboardingTask
+        {
+            Id = taskId,
+            TaskNo = $"OB{now:yyyyMMddHHmmss}{taskId.ToString()[^4..]}",
+            CompanyId = sourceTask.CompanyId,
+            DepartmentId = sourceTask.DepartmentId,
+            PositionId = sourceTask.PositionId,
+            OnboardingTemplateId = sourceTask.OnboardingTemplateId,
+            AssignedReviewerUserId = sourceTask.AssignedReviewerUserId,
+            LinkExpireAt = expiresAt,
+            TaskStatus = OnboardingTaskStatus.PendingFill,
+            Remark = remark
+        };
+
+        await _db.Insertable(task).ExecuteCommandAsync();
+        await _db.Insertable(new ObTaskLink
+        {
+            Id = global::SimpleAdmin.Core.Utils.CommonUtils.GetSingleId(),
+            TaskId = taskId,
+            PlainToken = token,
+            TokenHash = Convert.ToHexString(global::System.Security.Cryptography.SHA256.HashData(
+                global::System.Text.Encoding.UTF8.GetBytes(token))),
+            ExpiresAt = expiresAt
+        }).ExecuteCommandAsync();
+
+        await _db.Insertable(new ObTaskEmployeeInfo
+        {
+            Id = global::SimpleAdmin.Core.Utils.CommonUtils.GetSingleId(),
+            TaskId = taskId,
+            Status = CommonStatusConst.ENABLE,
+            CreateTime = now
+        }).ExecuteCommandAsync();
+
+        var copiedContracts = sourceContracts.Select(source => new ObTaskContract
+        {
+            Id = global::SimpleAdmin.Core.Utils.CommonUtils.GetSingleId(),
+            TaskId = taskId,
+            TemplateId = source.TemplateId,
+            TemplateVersionId = source.TemplateVersionId,
+            ContractName = source.ContractName,
+            ContractType = source.ContractType,
+            Required = source.Required,
+            PrintCopies = source.PrintCopies
+        }).ToList();
+        await _db.Insertable(copiedContracts).ExecuteCommandAsync();
+
+        if (sourceMaterialRequirements.Count > 0)
+        {
+            var copiedRequirements = sourceMaterialRequirements.Select(source =>
+                new ObTaskMaterialRequirement
+                {
+                    Id = global::SimpleAdmin.Core.Utils.CommonUtils.GetSingleId(),
+                    TaskId = taskId,
+                    MaterialTypeId = source.MaterialTypeId,
+                    MaterialCode = source.MaterialCode,
+                    MaterialName = source.MaterialName,
+                    AllowedExtensions = source.AllowedExtensions,
+                    MaxFileCount = source.MaxFileCount,
+                    MaxFileSizeMb = source.MaxFileSizeMb,
+                    Required = source.Required,
+                    SortCode = source.SortCode
+                }).ToList();
+            await _db.Insertable(copiedRequirements).ExecuteCommandAsync();
+        }
+
+        // 重新生成公司、系统和空员工变量，再覆盖原任务的人事参数。
+        await _snapshotService.Build(taskId);
+        await ApplyInitialContractVariables(initialContractVariables, copiedContracts);
+
+        return new OnboardingTaskCreatedOutput
+        {
+            TaskId = taskId,
+            TaskNo = task.TaskNo,
+            LinkToken = token,
+            ExpiresAt = expiresAt
+        };
+    }
+
     /// <summary>
     /// 校验并保存任务创建时填写的人事合同变量。
     /// </summary>
@@ -289,7 +516,7 @@ public class OnboardingTaskService : IOnboardingTaskService
     /// <summary>
     /// 校验人事创建任务时填写的合同日期先后关系。
     /// </summary>
-    private static void ValidateInitialContractDateRanges(
+    internal static void ValidateInitialContractDateRanges(
         List<OnboardingInitialContractVariableInput> inputs)
     {
         inputs ??= new List<OnboardingInitialContractVariableInput>();

SimpleAdmin.Application/Services/Onboarding/TaskQuery/Dto/OnboardingTaskQueryInput.cs

@@ -1,4 +1,4 @@
-namespace SimpleAdmin.Application;
+namespace SimpleAdmin.Application;
 
 /// <summary>
 /// 入职任务分页查询参数。
@@ -24,6 +24,64 @@ public class OnboardingTaskPageInput : BasePageInput
     /// 入职业务部门 Id。
     /// </summary>
     public long? DepartmentId { get; set; }
+
+    /// <summary>
+    /// 入职业务岗位 Id。
+    /// </summary>
+    public long? PositionId { get; set; }
+}
+
+/// <summary>
+/// 入职任务分页数据及当前查询条件下的状态统计。
+/// </summary>
+public class OnboardingTaskPageOutput : SqlSugarPagedList<ObOnboardingTask>
+{
+    /// <summary>
+    /// 不受状态筛选影响的任务状态统计。
+    /// </summary>
+    public OnboardingTaskStatisticsOutput Statistics { get; set; } = new();
+}
+
+/// <summary>
+/// 入职任务状态统计。
+/// </summary>
+public class OnboardingTaskStatisticsOutput
+{
+    /// <summary>
+    /// 待候选人填写数量。
+    /// </summary>
+    public int PendingFill { get; set; }
+
+    /// <summary>
+    /// 待人事审核数量。
+    /// </summary>
+    public int Reviewing { get; set; }
+
+    /// <summary>
+    /// 已退回待修改数量。
+    /// </summary>
+    public int Rejected { get; set; }
+
+    /// <summary>
+    /// 审核通过或已归档数量。
+    /// </summary>
+    public int Approved { get; set; }
+}
+
+/// <summary>
+/// 数据库按任务状态分组后的内部统计行。
+/// </summary>
+public class OnboardingTaskStatusCountOutput
+{
+    /// <summary>
+    /// 任务状态。
+    /// </summary>
+    public string TaskStatus { get; set; }
+
+    /// <summary>
+    /// 该状态的任务数量。
+    /// </summary>
+    public int Count { get; set; }
 }
 
 /// <summary>

SimpleAdmin.Application/Services/Onboarding/TaskQuery/IOnboardingTaskQueryService.cs

@@ -8,7 +8,7 @@ public interface IOnboardingTaskQueryService : ITransient
     /// <summary>
     /// 分页查询后台入职任务。
     /// </summary>
-    Task<SqlSugarPagedList<ObOnboardingTask>> Page(OnboardingTaskPageInput input);
+    Task<OnboardingTaskPageOutput> Page(OnboardingTaskPageInput input);
 
     /// <summary>
     /// 查询任务基础信息、人员资料、合同、材料、表单值、链接和审核记录。

SimpleAdmin.Application/Services/Onboarding/TaskQuery/OnboardingTaskQueryService.cs

@@ -17,22 +17,78 @@ public class OnboardingTaskQueryService : IOnboardingTaskQueryService
     /// <summary>
     /// 分页查询后台入职任务。
     /// </summary>
-    public async Task<SqlSugarPagedList<ObOnboardingTask>> Page(OnboardingTaskPageInput input)
+    public async Task<OnboardingTaskPageOutput> Page(OnboardingTaskPageInput input)
     {
+        const string approvedGroupStatus = "approved_or_archived";
+        var filterApprovedGroup = string.Equals(
+            input.TaskStatus,
+            approvedGroupStatus,
+            StringComparison.OrdinalIgnoreCase);
+
         var list = await _db.Queryable<ObOnboardingTask>()
-            .WhereIF(!string.IsNullOrWhiteSpace(input.TaskNo), item => item.TaskNo.Contains(input.TaskNo))
+            .WhereIF(!string.IsNullOrWhiteSpace(input.TaskNo),
-            .WhereIF(!string.IsNullOrWhiteSpace(input.TaskStatus), item => item.TaskStatus == input.TaskStatus)
+                item => item.TaskNo.Contains(input.TaskNo))
-            .WhereIF(input.CompanyId.HasValue, item => item.CompanyId == input.CompanyId.Value)
+            .WhereIF(!string.IsNullOrWhiteSpace(input.TaskStatus) && !filterApprovedGroup,
-            .WhereIF(input.DepartmentId.HasValue, item => item.DepartmentId == input.DepartmentId.Value)
+                item => item.TaskStatus == input.TaskStatus)
+            .WhereIF(filterApprovedGroup,
+                item => item.TaskStatus == OnboardingTaskStatus.Approved
+                        || item.TaskStatus == OnboardingTaskStatus.Archived)
+            .WhereIF(input.CompanyId.HasValue,
+                item => item.CompanyId == input.CompanyId.Value)
+            .WhereIF(input.DepartmentId.HasValue,
+                item => item.DepartmentId == input.DepartmentId.Value)
+            .WhereIF(input.PositionId.HasValue,
+                item => item.PositionId == input.PositionId.Value)
             .OrderByDescending(item => item.CreateTime)
             .ToPagedListAsync(input.PageNum, input.PageSize);
 
         if (list.List != null && list.List.Any())
-        {
             await FillTaskMetadata(list.List);
-        }
 
-        return list;
+        // 统计继续应用组织、岗位和任务编号条件，但不受当前状态筛选影响。
+        var statusRows = await _db.Queryable<ObOnboardingTask>()
+            .WhereIF(!string.IsNullOrWhiteSpace(input.TaskNo),
+                item => item.TaskNo.Contains(input.TaskNo))
+            .WhereIF(input.CompanyId.HasValue,
+                item => item.CompanyId == input.CompanyId.Value)
+            .WhereIF(input.DepartmentId.HasValue,
+                item => item.DepartmentId == input.DepartmentId.Value)
+            .WhereIF(input.PositionId.HasValue,
+                item => item.PositionId == input.PositionId.Value)
+            .GroupBy(item => item.TaskStatus)
+            .Select(item => new OnboardingTaskStatusCountOutput
+            {
+                TaskStatus = item.TaskStatus,
+                Count = SqlFunc.AggregateCount(item.Id)
+            })
+            .ToListAsync();
+        var statusCountMap = statusRows.ToDictionary(
+            item => item.TaskStatus,
+            item => item.Count);
+
+        return new OnboardingTaskPageOutput
+        {
+            PageNum = list.PageNum,
+            PageSize = list.PageSize,
+            Total = list.Total,
+            Pages = list.Pages,
+            List = list.List,
+            HasPrevPages = list.HasPrevPages,
+            HasNextPages = list.HasNextPages,
+            Statistics = new OnboardingTaskStatisticsOutput
+            {
+                PendingFill = statusCountMap.GetValueOrDefault(
+                    OnboardingTaskStatus.PendingFill),
+                Reviewing = statusCountMap.GetValueOrDefault(
+                    OnboardingTaskStatus.Reviewing),
+                Rejected = statusCountMap.GetValueOrDefault(
+                    OnboardingTaskStatus.Rejected),
+                Approved = statusCountMap.GetValueOrDefault(
+                    OnboardingTaskStatus.Approved)
+                    + statusCountMap.GetValueOrDefault(
+                        OnboardingTaskStatus.Archived)
+            }
+        };
     }
 
     /// <summary>

SimpleAdmin.Web.Core/Controllers/Application/Onboarding/OnboardingContractDocumentController.cs

@@ -18,6 +18,23 @@ public class OnboardingContractDocumentController
         _service = service;
     }
 
+    /// <summary>
+    /// 创建入职任务前，按人事当前填写的参数下载 DOCX 合同预览。
+    /// </summary>
+    [HttpPost("preview-before-create")]
+    [DisplayName("创建入职任务前预览合同")]
+    public async Task<FileContentResult> PreviewBeforeCreate(
+        [FromBody] OnboardingContractPreviewInput input)
+    {
+        var preview = await _service.PreviewBeforeCreate(input);
+        return new FileContentResult(
+            preview.FileBytes,
+            "application/vnd.openxmlformats-officedocument.wordprocessingml.document")
+        {
+            FileDownloadName = preview.FileName
+        };
+    }
+
     /// <summary>
     /// 生成入职合同文件
     /// </summary>

SimpleAdmin.Web.Core/Controllers/Application/Onboarding/OnboardingTaskController.cs

@@ -1,4 +1,5 @@
 using System.ComponentModel;
+
 namespace SimpleAdmin.Web.Core;
 
 /// <summary>
@@ -25,4 +26,14 @@ public class OnboardingTaskController
     {
         return await _service.Create(input);
     }
+
+    /// <summary>
+    /// 在原任务之外批量复制独立的新入职任务。
+    /// </summary>
+    [HttpPost("copy")]
+    [DisplayName("复制入职任务")]
+    public async Task<dynamic> Copy([FromBody] OnboardingTaskCopyInput input)
+    {
+        return await _service.Copy(input);
+    }
 }