feat(P15B-1,P15B-6): 完成请假V1闭环

server/src/routes/workflow.js

@@ -3,6 +3,7 @@ const { AppError } = require("../utils/AppError");
 const { sendData } = require("../utils/reply");
 const { resolvePermissionsForRoles, hasPermission, ROLE_PERMISSIONS, resolveEntityPermission } = require("../constants/permissions");
 const { getWorkflowStepsSnapshot, resolveActionableStep, toMoneyString } = require("../utils/workflow");
+const { consumeReservedLeave, releaseReservedLeave, formatDateOnly } = require("../services/leave");
 const {
   createNotifications,
   resolveRecipientsForAssignee,
@@ -538,6 +539,34 @@ async function workflowRoutes(fastify) {
                   },
                 },
               },
+              leave_request: {
+                select: {
+                  id: true,
+                  status: true,
+                  start_date: true,
+                  end_date: true,
+                  start_session: true,
+                  end_session: true,
+                  requested_days: true,
+                  reason: true,
+                  attachment_original_name: true,
+                  attachment_mime_type: true,
+                  leave_type: {
+                    select: {
+                      id: true,
+                      code: true,
+                      name: true,
+                    },
+                  },
+                  owner: {
+                    select: {
+                      id: true,
+                      employee_no: true,
+                      name: true,
+                    },
+                  },
+                },
+              },
             },
           },
         },
@@ -616,6 +645,7 @@ async function workflowRoutes(fastify) {
         workflowInstance: task.workflow_instance
           ? {
             id: task.workflow_instance.id,
+            entityType: task.workflow_instance.entity_type,
             currentStatus: task.workflow_instance.current_status,
             currentStepId: task.workflow_instance.current_step_id,
             startedAt: isoOrNull(task.workflow_instance.started_at),
@@ -649,6 +679,40 @@ async function workflowRoutes(fastify) {
               : null,
           }
           : null,
+        leaveRequest: task.workflow_instance?.leave_request
+          ? {
+            id: task.workflow_instance.leave_request.id,
+            status: task.workflow_instance.leave_request.status,
+            startDate: formatDateOnly(task.workflow_instance.leave_request.start_date),
+            endDate: formatDateOnly(task.workflow_instance.leave_request.end_date),
+            startSession: task.workflow_instance.leave_request.start_session,
+            endSession: task.workflow_instance.leave_request.end_session,
+            requestedDays: Number(task.workflow_instance.leave_request.requested_days),
+            reason: task.workflow_instance.leave_request.reason ?? null,
+            attachment:
+              task.workflow_instance.leave_request.attachment_original_name ||
+              task.workflow_instance.leave_request.attachment_mime_type
+                ? {
+                    originalName: task.workflow_instance.leave_request.attachment_original_name ?? null,
+                    mimeType: task.workflow_instance.leave_request.attachment_mime_type ?? null,
+                  }
+                : null,
+            leaveType: task.workflow_instance.leave_request.leave_type
+              ? {
+                  id: task.workflow_instance.leave_request.leave_type.id,
+                  code: task.workflow_instance.leave_request.leave_type.code,
+                  name: task.workflow_instance.leave_request.leave_type.name,
+                }
+              : null,
+            owner: task.workflow_instance.leave_request.owner
+              ? {
+                  id: task.workflow_instance.leave_request.owner.id,
+                  employeeNo: task.workflow_instance.leave_request.owner.employee_no,
+                  name: task.workflow_instance.leave_request.owner.name,
+                }
+              : null,
+          }
+          : null,
         allowedActions: listAllowedActionsForTask(request, task, actionable),
         history: historyItems.map((item) => ({
           id: item.id,
@@ -885,6 +949,28 @@ async function workflowRoutes(fastify) {
             },
           });
         } else if (workflowInstance.entity_type === "leave") {
+          const leaveRequest = await tx.leaveRequest.findUnique({
+            where: { id: workflowInstance.entity_id },
+            select: {
+              id: true,
+              owner_id: true,
+              leave_type_id: true,
+              requested_days: true,
+            },
+          });
+          const reserveAnchor = await tx.leaveLedger.findFirst({
+            where: {
+              leave_request_id: workflowInstance.entity_id,
+              entry_type: "reserve",
+            },
+            orderBy: { created_at: "desc" },
+            select: {
+              leave_policy_id: true,
+              period_start: true,
+              period_end: true,
+            },
+          });
+
           await tx.leaveRequest.update({
             where: { id: workflowInstance.entity_id },
             data: {
@@ -892,6 +978,19 @@ async function workflowRoutes(fastify) {
               updated_by: request.employee.id,
             },
           });
+
+          if (leaveRequest) {
+            await consumeReservedLeave(tx, {
+              leaveRequestId: workflowInstance.entity_id,
+              employeeId: leaveRequest.owner_id,
+              leaveTypeId: leaveRequest.leave_type_id,
+              leavePolicyId: reserveAnchor?.leave_policy_id ?? null,
+              periodStart: reserveAnchor?.period_start ?? null,
+              periodEnd: reserveAnchor?.period_end ?? null,
+              requestedDays: leaveRequest.requested_days,
+              createdBy: request.employee.id,
+            });
+          }
         }
 
         await tx.workflowHistory.create({
@@ -1016,6 +1115,27 @@ async function workflowRoutes(fastify) {
             },
           });
         } else if (workflowInstance.entity_type === "leave") {
+          const leaveRequest = await tx.leaveRequest.findUnique({
+            where: { id: workflowInstance.entity_id },
+            select: {
+              id: true,
+              owner_id: true,
+              leave_type_id: true,
+            },
+          });
+          const reserveAnchor = await tx.leaveLedger.findFirst({
+            where: {
+              leave_request_id: workflowInstance.entity_id,
+              entry_type: "reserve",
+            },
+            orderBy: { created_at: "desc" },
+            select: {
+              leave_policy_id: true,
+              period_start: true,
+              period_end: true,
+            },
+          });
+
           await tx.leaveRequest.update({
             where: { id: workflowInstance.entity_id },
             data: {
@@ -1023,6 +1143,20 @@ async function workflowRoutes(fastify) {
               updated_by: request.employee.id,
             },
           });
+
+          if (leaveRequest) {
+            await releaseReservedLeave(tx, {
+              leaveRequestId: workflowInstance.entity_id,
+              employeeId: leaveRequest.owner_id,
+              leaveTypeId: leaveRequest.leave_type_id,
+              leavePolicyId: reserveAnchor?.leave_policy_id ?? null,
+              periodStart: reserveAnchor?.period_start ?? null,
+              periodEnd: reserveAnchor?.period_end ?? null,
+              note: "rejected_release_leave",
+              payload: { source: "workflow_reject" },
+              createdBy: request.employee.id,
+            });
+          }
         }
 
         await tx.workflowHistory.create({
@@ -1146,6 +1280,27 @@ async function workflowRoutes(fastify) {
             },
           });
         } else if (workflowInstance.entity_type === "leave") {
+          const leaveRequest = await tx.leaveRequest.findUnique({
+            where: { id: workflowInstance.entity_id },
+            select: {
+              id: true,
+              owner_id: true,
+              leave_type_id: true,
+            },
+          });
+          const reserveAnchor = await tx.leaveLedger.findFirst({
+            where: {
+              leave_request_id: workflowInstance.entity_id,
+              entry_type: "reserve",
+            },
+            orderBy: { created_at: "desc" },
+            select: {
+              leave_policy_id: true,
+              period_start: true,
+              period_end: true,
+            },
+          });
+
           await tx.leaveRequest.update({
             where: { id: workflowInstance.entity_id },
             data: {
@@ -1153,6 +1308,20 @@ async function workflowRoutes(fastify) {
               updated_by: request.employee.id,
             },
           });
+
+          if (leaveRequest) {
+            await releaseReservedLeave(tx, {
+              leaveRequestId: workflowInstance.entity_id,
+              employeeId: leaveRequest.owner_id,
+              leaveTypeId: leaveRequest.leave_type_id,
+              leavePolicyId: reserveAnchor?.leave_policy_id ?? null,
+              periodStart: reserveAnchor?.period_start ?? null,
+              periodEnd: reserveAnchor?.period_end ?? null,
+              note: "returned_release_leave",
+              payload: { source: "workflow_return" },
+              createdBy: request.employee.id,
+            });
+          }
         }
 
         await tx.workflowHistory.create({