优化日程增加文件上传功能

go/controllers/backend_oa_schedule.go

@@ -299,6 +299,51 @@ type oaSchedulePayload struct {
 	Priority     int8   `json:"priority"`
 }
 
+// oaScheduleImage 日程相关图片（截图/照片），只存文件引用，不存二进制。
+type oaScheduleImage struct {
+	ID   uint64 `json:"id"`
+	URL  string `json:"url"`
+	Name string `json:"name"`
+}
+
+const (
+	oaScheduleMaxImages    = 20
+	oaScheduleMaxImageURL  = 500
+	oaScheduleMaxImageName = 120
+)
+
+// normalizeOaScheduleImages 校验并序列化日程图片列表：
+// 丢弃无 url 或超长的条目，条目数超限时返回 false。
+func normalizeOaScheduleImages(list []oaScheduleImage) (string, bool) {
+	if len(list) > oaScheduleMaxImages {
+		return "", false
+	}
+	out := make([]oaScheduleImage, 0, len(list))
+	for _, img := range list {
+		img.URL = strings.TrimSpace(img.URL)
+		if img.URL == "" || len(img.URL) > oaScheduleMaxImageURL {
+			continue
+		}
+		img.Name = strings.TrimSpace(img.Name)
+		if utf8.RuneCountInString(img.Name) > oaScheduleMaxImageName {
+			img.Name = string([]rune(img.Name)[:oaScheduleMaxImageName])
+		}
+		out = append(out, img)
+	}
+	raw, err := json.Marshal(out)
+	if err != nil {
+		return "", false
+	}
+	return string(raw), true
+}
+
+// parseOaScheduleImages 解析 images 列；脏数据返回空数组，不阻断详情展示。
+func parseOaScheduleImages(raw string) []oaScheduleImage {
+	list := make([]oaScheduleImage, 0)
+	_ = json.Unmarshal([]byte(raw), &list)
+	return list
+}
+
 // parseOaSchedulePayload 读取并校验新建/编辑日程的请求体；校验失败时直接输出错误响应。
 func (c *BackendOaScheduleController) parseOaSchedulePayload() (oaSchedulePayload, bool) {
 	var payload oaSchedulePayload
@@ -442,6 +487,59 @@ func (c *BackendOaScheduleController) Update() {
 	c.oasOk(item)
 }
 
+// SetImages POST /backend/oa/schedule/images/:id
+// 单独维护日程的相关图片（文件已先上传到文件管理，这里只存引用）。
+// 与 Update 分开，避免编辑标题/时间等基础信息时把图片清空。
+func (c *BackendOaScheduleController) SetImages() {
+	claims, err := c.oaScheduleClaims()
+	if err != nil {
+		c.oasJsonErr(401, 401, "未登录或无权限")
+		return
+	}
+
+	id, err := strconv.ParseUint(c.Ctx.Input.Param(":id"), 10, 64)
+	if err != nil || id == 0 {
+		c.oasJsonErr(400, 400, "无效ID")
+		return
+	}
+
+	var payload struct {
+		Images []oaScheduleImage `json:"images"`
+	}
+	raw, _ := io.ReadAll(c.Ctx.Request.Body)
+	if len(raw) > 0 && json.Unmarshal(raw, &payload) != nil {
+		c.oasJsonErr(400, 400, "参数错误")
+		return
+	}
+	imagesJSON, ok := normalizeOaScheduleImages(payload.Images)
+	if !ok {
+		c.oasJsonErr(400, 400, "图片数量过多")
+		return
+	}
+
+	var item models.OaSchedule
+	err = models.Orm.QueryTable(new(models.OaSchedule)).
+		Filter("id", id).
+		Filter("is_deleted", 0).
+		Filter("tid", claims.TenantId).
+		Filter("user_id", claims.UserID).
+		One(&item)
+	if err != nil {
+		c.oasJsonErr(404, 404, "日程不存在")
+		return
+	}
+
+	now := time.Now()
+	item.Images = imagesJSON
+	item.UpdateTime = &now
+	if _, err := models.Orm.Update(&item, "Images", "UpdateTime"); err != nil {
+		c.oasJsonErr(500, 500, "保存失败")
+		return
+	}
+
+	c.oasOk(map[string]interface{}{"images": parseOaScheduleImages(imagesJSON)})
+}
+
 // Delete DELETE /backend/oa/schedule/delete/:id 软删除日程。
 func (c *BackendOaScheduleController) Delete() {
 	claims, err := c.oaScheduleClaims()
@@ -577,6 +675,7 @@ func carryOaSchedule(item *models.OaSchedule, targetDate string, claims *jwtutil
 		UserName:     item.UserName,
 		Title:        item.Title,
 		Content:      item.Content,
+		Images:       item.Images,
 		ScheduleDate: targetDate,
 		StartTime:    item.StartTime,
 		EndTime:      item.EndTime,