package main

import (
	"database/sql"
	"fmt"
	"go-bot/config"
	"go-bot/utils"
	"log"
	"net"
	"net/http"
	"strings"
	"time"

	"github.com/gin-gonic/gin"
	_ "github.com/mattn/go-sqlite3"
)

func insertMessage(db *sql.DB, data map[string]interface{}) error {
	if data["post_type"] == "message" || data["post_type"] == "message_sent" {
		post_type := data["post_type"].(string)
		message_type := data["message_type"].(string)
		loc, err := time.LoadLocation("Asia/Shanghai")
		if err != nil {
			log.Fatal(err)
		}
		message_time := (time.Unix(int64(data["time"].(float64)), 0).In(loc)).Format("2006-01-02 15:04:05")
		group_id := data["group_id"].(float64)
		message_id := data["message_id"].(float64)
		raw_message := data["raw_message"].(string)
		sender := data["sender"].(map[string]interface{})
		sender_user_id := sender["user_id"].(float64)
		sender_nickname := sender["nickname"].(string)
		sender_card := sender["card"].(string)
		if sender_card == "" {
			sender_card = sender_nickname
		}
		sender_role := sender["role"].(string)
		message_seq := data["message_seq"].(float64)

		fmt.Println("消息类型：", post_type, " 发送时间：", message_time, " 群号：", int64(group_id), " 消息id：", int64(message_id), " 原始消息：", raw_message, " 发送者id：", sender_user_id, " 发送者昵称：", sender_nickname, " 发送者名片：", sender_card, " 发送者角色：", sender_role, " 消息序列：", int64(message_seq))
		_, err = db.Exec("INSERT INTO messages ( post_type, message_type, time, group_id, message_id, raw_message, sender_user_id, sender_nickname, sender_card, sender_role, message_seq) VALUES (?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?)",
			post_type, message_type, message_time, group_id, message_id, raw_message, sender_user_id, sender_nickname, sender_card, sender_role, message_seq)
		fmt.Println("Data inserted successfully!")
		if err != nil {
			log.Fatal(err)
		}
	}
	return nil
}

// handlePost 处理 POST 请求
func handlePost(c *gin.Context) {

	// 从请求体中读取数据
	// body, err := io.ReadAll(c.Request.Body)
	// if err != nil {
	// 	// 请求体数据读取失败
	// 	c.JSON(http.StatusBadRequest, gin.H{"error": "Error reading request body"})
	// 	return
	// }
	// 将 JSON 数据解析为 map 类型
	var data map[string]interface{}
	err := c.BindJSON(&data)
	if err != nil {
		c.JSON(400, gin.H{"error": gin.H{
			"message": "Request must be proper JSON",
			"type":    "invalid_request_error",
			"param":   nil,
			"code":    err.Error(),
		}})
		return
	}

	// 打开数据库
	db, err := sql.Open("sqlite3", "./data.db")
	if err != nil {
		// 数据库打开失败
		log.Fatal(err)
	}
	defer db.Close()

	// 创建表
	_, err = db.Exec(`CREATE TABLE IF NOT EXISTS messages (
        id INTEGER PRIMARY KEY AUTOINCREMENT,
        post_type TEXT,
        message_type TEXT,
        time DATETIME,
        group_id INTEGER,
        message_id INTEGER UNIQUE NOT NULL,
        raw_message TEXT,
        sender_user_id INTEGER,
        sender_nickname TEXT,
        sender_card TEXT,
        sender_role TEXT,
        message_seq INTEGER
    )`)
	if err != nil {
		// 表创建失败
		log.Fatal(err)
	}

	// 插入数据
	err = insertMessage(db, data)
	if err != nil {
		// 数据插入失败
		log.Fatal(err)
	}

	// 调用路由处理函数
	if data["post_type"] == "message" || data["post_type"] == "message_sent" {
		utils.Router(data)
		c.JSON(http.StatusOK, gin.H{"message": data})
	}
}

func main() {
	cfg := config.GetConfig()
	APIURL, ok := cfg["APIURL"].(string)
	if !ok {
		log.Fatal("加载配置失败！")
	}
	gin.SetMode(gin.ReleaseMode)

	r := gin.Default()

	r.POST("/", handlePost)

	fmt.Println("Server listening on", APIURL, "...")
	if err := r.Run(APIURL); err != nil {
		if opError, ok := err.(*net.OpError); ok && opError.Op == "listen" {
			log.Fatal("服务器启动失败：端口被占用。")
		} else if strings.Contains(err.Error(), "address already in use") {
			log.Fatal("服务器启动失败：端口被占用。")
		} else {
			log.Fatal("服务器启动失败：", err)
		}
	}
}