// dumpmeta：读取本地 SQLite 的 sync_* 配置，排查同步实际连接的 MySQL 目标。
package main

import (
	"database/sql"
	"fmt"
	"os"
	"path/filepath"

	_ "modernc.org/sqlite"
)

func main() {
	dir, _ := os.UserConfigDir()
	path := filepath.Join(dir, "CodeCount", "code-count.db")
	if len(os.Args) > 1 {
		path = os.Args[1]
	}
	db, err := sql.Open("sqlite", path)
	if err != nil {
		panic(err)
	}
	defer db.Close()
	rows, err := db.Query(`SELECT key,value FROM settings WHERE key LIKE 'sync_%' ORDER BY key`)
	if err != nil {
		panic(err)
	}
	defer rows.Close()
	for rows.Next() {
		var k, v string
		_ = rows.Scan(&k, &v)
		if k == "sync_password" || k == "sync_enc_key" {
			v = fmt.Sprintf("<len %d>", len(v))
		}
		fmt.Printf("%-22s = %s\n", k, v)
	}
	fmt.Println("---- festival_images ----")
	fr, err := db.Query(`SELECT fest_key,LENGTH(value),updated_at,dirty FROM festival_images ORDER BY fest_key`)
	if err == nil {
		for fr.Next() {
			var k, at string
			var n, dirty int
			_ = fr.Scan(&k, &n, &at, &dirty)
			fmt.Printf("%-10s bytes=%-7d at=%s dirty=%d\n", k, n, at, dirty)
		}
		fr.Close()
	} else {
		fmt.Println("(no table)", err)
	}
	fmt.Println("---- recent warning/error logs ----")
	lr, err := db.Query(`SELECT id,level,message,detail,created_at FROM app_logs WHERE level IN('warning','error') ORDER BY id DESC LIMIT 12`)
	if err != nil {
		panic(err)
	}
	defer lr.Close()
	for lr.Next() {
		var id int64
		var level, msg, detail, at string
		_ = lr.Scan(&id, &level, &msg, &detail, &at)
		fmt.Printf("#%d [%s] %s | %s | %s\n", id, level, at, msg, detail)
	}
}