package cache

import (
	"net/http"
	"sort"
	"strings"

	"management/internal/pkg/redis"
	"management/internal/router/manage/util"
	"management/internal/tpl"
)

func List(w http.ResponseWriter, r *http.Request) {
	tpl.HTML(w, r, "cache/list.tmpl", nil)
}

type Key struct {
	Name string `json:"name"`
}

func PostList(w http.ResponseWriter, r *http.Request) {
	ctx := r.Context()
	keyword := strings.TrimSpace(r.PostFormValue("title"))
	pageID := util.ConvertInt(r.PostFormValue("page"), 1)
	pageSize := util.ConvertInt(r.PostFormValue("rows"), 10)
	if len(keyword) == 0 {
		keyword = "*"
	} else {
		keyword = keyword + "*"
	}

	result, count, err := redis.ListKeys(ctx, keyword, pageID, pageSize)
	if err != nil {
		http.Error(w, err.Error(), http.StatusInternalServerError)
		return
	}
	sort.Sort(sort.StringSlice(result))

	var res []Key
	for _, key := range result {
		res = append(res, Key{
			Name: key,
		})
	}
	data := tpl.ResponseList{
		Code:    0,
		Message: "ok",
		Count:   int64(count),
		Data:    res,
	}
	tpl.JSON(w, data)
}

func Refresh(w http.ResponseWriter, r *http.Request) {
	ctx := r.Context()
	name := strings.TrimSpace(r.PostFormValue("name"))
	err := redis.Del(ctx, name)
	if err != nil {
		http.Error(w, err.Error(), http.StatusInternalServerError)
		return
	}
	tpl.JSON(w, tpl.Response{Success: true, Message: "刷新成功"})
}