package api

import (
	"blog/config"
	"encoding/json"
	"fmt"
	"net/http"
	"regexp"
)

type MemoInfo struct {
	Id              int           `json:"id"`
	Name            string        `json:"name"`
	RowStatus       string        `json:"rowStatus"`
	CreatorId       int           `json:"creatorId"`
	CreatedTs       int           `json:"createdTs"`
	UpdatedTs       int           `json:"updatedTs"`
	DisplayTs       int           `json:"displayTs"`
	Content         string        `json:"content"`
	Visibility      string        `json:"visibility"`
	Pinned          bool          `json:"pinned"`
	CreatorName     string        `json:"creatorName"`
	CreatorUsername string        `json:"creatorUsername"`
	ResourceList    []interface{} `json:"resourceList"`
	RelationList    []interface{} `json:"relationList"`
}

func GetMemosJson(w http.ResponseWriter, r *http.Request) {
	if err := r.ParseForm(); err != nil {
		http.Error(w, "参数解析错误", http.StatusInternalServerError)
	}
	id := r.Form.Get("id")
	resp, err := http.Get(config.Cfg.MemosURL + "/api/v1/memo/" + id)
	if err != nil {
		http.Error(w, "无法获取文章数据", http.StatusInternalServerError)
		return
	}
	defer resp.Body.Close()
	var info MemoInfo
	err = json.NewDecoder(resp.Body).Decode(&info) // 使用json.NewDecoder解码JSON数据
	if err != nil {
		http.Error(w, "无法解析文章数据", http.StatusInternalServerError)
		return
	}
	compileRegex := regexp.MustCompile("(?s)```json\n(.*?)```")
	matchArr := compileRegex.FindStringSubmatch(info.Content)
	if len(matchArr) > 0 {
		source := make([]byte, 4096)
		source = []byte(fmt.Sprintf("[%v]", matchArr[len(matchArr)-1]))
		w.Header().Add("Content-Type", "application/octet-stream;charset=utf-8")
		w.Header().Add("Content-Disposition", "attachment;filename="+info.Name+".json")
		_, err = w.Write(source)
		if err != nil {
			http.Error(w, "无法解析源数据", http.StatusInternalServerError)
			return
		}
		return
	}
	http.Error(w, "无法解析页面请求"+id, http.StatusInternalServerError)
	return
}