projectx/internal/erpserver/handler/system/config.go

package system

import (
	"encoding/json"
	"net/http"
	"strings"

	"management/internal/erpserver/handler"
	"management/internal/erpserver/model/dto"
	systemModel "management/internal/erpserver/model/system"
	"management/internal/erpserver/model/view"
	systemService "management/internal/erpserver/service/v1"
	"management/internal/erpserver/templ/system/config"
	"management/internal/pkg/convertor"
	"management/internal/pkg/database"
)

type ConfigHandler struct {
	*handler.Handler
	configService systemService.ConfigService
}

func NewConfigHandler(handler *handler.Handler, configService systemService.ConfigService) *ConfigHandler {
	return &ConfigHandler{
		Handler:       handler,
		configService: configService,
	}
}

func (h *ConfigHandler) List(w http.ResponseWriter, r *http.Request) {
	switch r.Method {
	case http.MethodGet:
		ctx := r.Context()
		h.Render(ctx, w, config.List(ctx))
	case http.MethodPost:
		var q dto.SearchDto
		q.SearchTimeBegin, q.SearchTimeEnd = convertor.DefaultStartTimeAndEndTime(r.PostFormValue("timeBegin"), r.PostFormValue("timeEnd"))
		q.SearchName = r.PostFormValue("name")
		q.Page = convertor.ConvertInt(r.PostFormValue("page"), 1)
		q.Rows = convertor.ConvertInt(r.PostFormValue("rows"), 10)
		ctx := r.Context()
		res, count, err := h.configService.List(ctx, q)
		if err != nil {
			h.JSONErr(w, err.Error())
			return
		}

		data := handler.ResponseList{
			Code:    0,
			Message: "ok",
			Count:   count,
			Data:    res,
		}
		h.JSON(w, data)
	default:
		http.Error(w, "Method not allowed", http.StatusMethodNotAllowed)
	}
}

func (h *ConfigHandler) Add(w http.ResponseWriter, r *http.Request) {
	ctx := r.Context()
	h.Render(ctx, w, config.Edit(ctx, &view.EditSysConfig{Config: &systemModel.Config{}}))
}

func (h *ConfigHandler) Edit(w http.ResponseWriter, r *http.Request) {
	ctx := r.Context()
	vars := r.URL.Query()
	id := convertor.QueryInt[int32](vars, "id", 0)
	vm := &view.EditSysConfig{}
	if id > 0 {
		if conf, err := h.configService.Get(r.Context(), id); err == nil {
			vm.Config = conf
			b, _ := json.Marshal(&conf.Value)
			vm.Result = string(b)
		}
	}
	h.Render(ctx, w, config.Edit(ctx, vm))
}

func (h *ConfigHandler) Save(w http.ResponseWriter, r *http.Request) {
	id := convertor.ConvertInt[int32](r.PostFormValue("ID"), 0)
	key := r.PostFormValue("Key")
	value := r.PostFormValue("Value")
	if len(key) == 0 {
		h.JSONErr(w, "Key不能为空")
		return
	}
	if len(value) == 0 {
		h.JSONErr(w, "Value不能为空")
		return
	}

	ctx := r.Context()
	if id == 0 {
		arg := &systemModel.Config{
			Key:   key,
			Value: []byte(value),
		}
		err := h.configService.Create(ctx, arg)
		if err != nil {
			if database.IsUniqueViolation(err) {
				h.JSONErr(w, "数据已存在")
				return
			}
			h.JSONErr(w, err.Error())
			return
		}

		h.JSONOk(w, "添加成功")
	} else {
		res, err := h.configService.Get(ctx, id)
		if err != nil {
			h.JSONErr(w, err.Error())
			return
		}

		res.Value = []byte(value)
		err = h.configService.Update(ctx, res)
		if err != nil {
			h.JSONErr(w, err.Error())
			return
		}

		h.JSONOk(w, "更新成功")
	}
}

func (h *ConfigHandler) RefreshCache(w http.ResponseWriter, r *http.Request) {
	key := r.FormValue("key")
	err := h.configService.RefreshCache(r.Context(), strings.ToLower(key))
	if err != nil {
		h.JSONErr(w, err.Error())
		return
	}

	h.JSONOk(w, "刷新成功")
}

func (h *ConfigHandler) ResetPear(w http.ResponseWriter, r *http.Request) {
	err := h.configService.ResetPear(r.Context())
	if err != nil {
		h.JSONErr(w, err.Error())
		return
	}
	h.JSONOk(w, "重置成功")
}

func (h *ConfigHandler) Pear(w http.ResponseWriter, r *http.Request) {
	pear, err := h.configService.Pear(r.Context())
	if err != nil {
		http.Error(w, err.Error(), http.StatusInternalServerError)
		return
	}

	h.JSON(w, pear)
}