Method handleUpdateUser

internal/serverapi/users.go:246–350

(w http.ResponseWriter, r *http.Request, userID string)

}

func (a *userAPI) handleUpdateUser(w http.ResponseWriter, r *http.Request, userID string) {
	user, err := a.users.GetUser(userID)
	if err != nil {
		writeUserError(w, err)
		return
	}

	var req updateUserRequest
	if err := json.NewDecoder(r.Body).Decode(&req); err != nil {
		writeJSON(w, http.StatusBadRequest, map[string]any{"error": "invalid json body"})
		return
	}

	if req.Status != "" {
		if !validStatus(req.Status) {
			writeJSON(w, http.StatusBadRequest, map[string]any{"error": "invalid status"})
			return
		}
		user.Status = req.Status
	}
	if req.ExpireAt != nil {
		user.ExpireAt = req.ExpireAt
	}
	if req.DataLimitResetStrategy != "" {
		if !validResetStrategy(req.DataLimitResetStrategy) {
			writeJSON(w, http.StatusBadRequest, map[string]any{"error": "invalid data_limit_reset_strategy"})
			return
		}
		user.DataLimitResetStrategy = req.DataLimitResetStrategy
	}
	// 在字段赋值前记录变更，避免赋值后比较恒为 false
	proxyFieldChanged := req.Status != "" ||
		req.ExpireAt != nil ||
		(req.TrafficLimit >= 0 && req.TrafficLimit != user.TrafficLimit) ||
		req.DataLimitResetStrategy != ""

	if req.TrafficLimit >= 0 && req.TrafficLimit != user.TrafficLimit {
		user.TrafficLimit = req.TrafficLimit
		user.PlanTrafficLimit = req.TrafficLimit
	}
	if req.PlanTrafficLimit != nil {
		user.PlanTrafficLimit = *req.PlanTrafficLimit
	}
	if req.Note != nil {
		user.Note = strings.TrimSpace(*req.Note)
	}
	if req.OnHoldExpireAt != nil {
		user.OnHoldExpireAt = req.OnHoldExpireAt
	}
	if req.ClearOnHoldExpireAt {
		user.OnHoldExpireAt = nil
	}
	if req.LastTrafficResetAt != nil {
		user.LastTrafficResetAt = req.LastTrafficResetAt
	}
	if req.ClearLastTrafficReset {
		user.LastTrafficResetAt = nil
	}