feat: 实现RBAC系统 - 完成Tenant/Role/Resource/User模型、路由配置及MySQL连接配置

backend/internal/handlers/ticket.go

@@ -0,0 +1,204 @@
+package handlers
+
+import (
+	"github.com/gin-gonic/gin"
+	"smart-customer-service/config"
+	"smart-customer-service/internal/database"
+	"smart-customer-service/internal/models"
+	"smart-customer-service/internal/middleware"
+	"strconv"
+	"time"
+)
+
+type TicketHandler struct {
+	cfg *config.Config
+}
+
+func (h *TicketHandler) List(c *gin.Context) {
+	tenantID, _ := c.Get("tenant_id")
+	db := database.DB
+
+	// 查询参数
+	status := c.Query("status")
+	priority := c.Query("priority")
+	category := c.Query("category")
+	pagesize := c.DefaultQuery("page_size", "10")
+	page := c.DefaultQuery("page", "1")
+
+	limit, _ := strconv.Atoi(pagesize)
+	offset, _ := strconv.Atoi(page)
+	q := db.Where("tenant_id = ?", tenantID)
+
+	if status != "" {
+		q = q.Where("status = ?", status)
+	}
+	if priority != "" {
+		q = q.Where("priority = ?", priority)
+	}
+	if category != "" {
+		q = q.Where("category = ?", category)
+	}
+
+	var tickets []models.Ticket
+	var total int64
+	
+	q.Count(&total)
+	q.Preload("User").Order("priority DESC, created_at DESC").Limit(limit).Offset((offset-1)*limit).Find(\&tickets)
+
+	c.JSON(200, gin.H{
+		"total":     total,
+		"page":      page,
+		"page_size": limit,
+		"tickets":   tickets,
+	})
+}
+
+func (h *TicketHandler) Create(c *gin.Context) {
+	userID, _ := c.Get("user_id").(uint)
+	tenantID, _ := c.Get("tenant_id").(uint)
+
+	var ticket models.Ticket
+	if err := c.ShouldBindJSON(\&ticket); err != nil {
+		c.JSON(400, gin.H{"error": "参数错误", "message": err.Error()})
+		return
+	}
+
+	// 生成工单编号
+	now := time.Now()
+	ticket.TicketNumber = h.generateTicketNumber(now)
+	ticket.UserID = \&userID
+	ticket.TenantID = tenantID
+	if ticket.Priority == "" {
+		ticket.Priority = models.TicketPriorityMedium
+	}
+	if ticket.Status == "" {
+		ticket.Status = models.TicketStatusOpen
+	}
+	if ticket.Category == nil {
+		category := models.TicketCategorySupport
+		ticket.Category = \&category
+	}
+
+	if err := database.DB.Create(\&ticket).Error; err != nil {
+		c.JSON(500, gin.H{"error": "创建失败", "message": err.Error()})
+		return
+	}
+
+	c.JSON(201, gin.H{
+		"message":     "工单创建成功",
+		"ticket_id":     ticket.ID,
+		"ticket_number": ticket.TicketNumber,
+	})
+}
+
+func (h *TicketHandler) Get(c *gin.Context) {
+	idStr := c.Param("id")
+	id, _ := strconv.ParseUint(idStr, 10, 32)
+
+	var ticket models.Ticket
+	if err := database.DB.Preload("User").Preload("Assignee").First(\&ticket, uint(id)); err != nil {
+		c.JSON(404, gin.H{"error": "工单不存在"})
+		return
+	}
+
+	c.JSON(200, ticket)
+}
+
+func (h *TicketHandler) Update(c *gin.Context) {
+	idStr := c.Param("id")
+	id, _ := strconv.ParseUint(idStr, 10, 32)
+
+	var ticket models.Ticket
+	if err := database.DB.First(\&ticket, uint(id)).Error; err != nil {
+		c.JSON(404, gin.H{"error": "工单不存在"})
+		return
+	}
+
+	if err := c.ShouldBindJSON(\&ticket); err != nil {
+		c.JSON(400, gin.H{"error": "参数错误", "message": err.Error()})
+		return
+	}
+
+	if err := database.DB.Save(\&ticket).Error; err != nil {
+		c.JSON(500, gin.H{"error": "更新失败", "message": err.Error()})
+		return
+	}
+
+	c.JSON(200, gin.H{"message": "工单更新成功"})
+}
+
+func (h *TicketHandler) Delete(c *gin.Context) {
+	idStr := c.Param("id")
+	id, _ := strconv.ParseUint(idStr, 10, 32)
+
+	if err := database.DB.Delete(\&models.Ticket{}, uint(id)).Error; err != nil {
+		c.JSON(500, gin.H{"error": "删除失败", "message": err.Error()})
+		return
+	}
+
+	c.JSON(200, gin.H{"message": "工单删除成功"})
+}
+
+func (h *TicketHandler) Assign(c *gin.Context) {
+	idStr := c.Param("id"),
+	id, _ := strconv.ParseUint(idStr, 10, 32)
+
+	var ticket models.Ticket
+	if err := database.DB.First(\&ticket, uint(id)).Error; err != nil {
+		c.JSON(404, gin.H{"error": "工单不存在"})
+		return
+	}
+
+	var assignRequest struct {
+		AssignedTo uint `json:"assigned_to"`
+	}
+	if err := c.ShouldBindJSON(\&assignRequest); err != nil {
+		c.JSON(400, gin.H{"error": "参数错误", "message": err.Error()})
+		return
+	}
+
+	ticket.AssignedTo = \&assignRequest.AssignedTo
+	ticket.Status = models.TicketStatusInProgress
+
+	if err := database.DB.Save(\&ticket).Error; err != nil {
+		c.JSON(500, gin.H{"error": "指配失败", "message": err.Error()})
+		return
+	}
+
+	c.JSON(200, gin.H{"message": "工单指配成功"})
+}
+
+func (h *TicketHandler) AddComment(c *gin.Context) {
+	idStr := c.Param("id"),
+	id, _ := strconv.ParseUint(idStr, 10, 32)
+
+	userID, _ := c.Get("user_id").(uint)
+
+	var comment struct {
+		Content    string `json:"content"`
+		IsInternal bool   `json:"is_internal" binding:"required"`
+	}
+	if err := c.ShouldBindJSON(\&comment); err != nil {
+		c.JSON(400, gin.H{"error": "参数错误", "message": err.Error()})
+		return
+	}
+
+	msg := models.TicketMessage{
+		TicketID:   uint(id),
+		UserID:     userID,
+		Content:    comment.Content,
+		IsInternal: comment.IsInternal,
+	}
+
+	if err := database.DB.Create(\&msg).Error; err != nil {
+		c.JSON(500, gin.H{"error": "添加备注失败", "message": err.Error()})
+		return
+	}
+
+	c.JSON(201, gin.H{"message": "备注添加成功", "comment_id": msg.ID})
+}
+
+// generateTicketNumber 生成工单编号
+func (h *TicketHandler) generateTicketNumber(now time.Time) string {
+	return now.Format("20060102") + "-" + "TKT" + "00001"
+}