package app

import (
	"fmt"

	"memora-api/internal/bootstrap"
	"memora-api/internal/handler"
	"memora-api/internal/router"
	"memora-api/internal/service"

	"github.com/gin-gonic/gin"
)

type App struct {
	engine *gin.Engine
	addr   string
}

func New(configPath string) (*App, error) {
	cfg, err := bootstrap.LoadConfig(configPath)
	if err != nil {
		return nil, fmt.Errorf("加载配置失败: %w", err)
	}

	db, err := bootstrap.InitDB(cfg)
	if err != nil {
		return nil, fmt.Errorf("连接数据库失败: %w", err)
	}

	if err := bootstrap.AutoMigrate(db); err != nil {
		return nil, fmt.Errorf("数据库迁移失败: %w", err)
	}

	wordService := service.NewWordService(db)
	wordHandler := handler.NewWordHandler(wordService)
	engine := router.New(wordHandler)

	return &App{
		engine: engine,
		addr:   fmt.Sprintf("%s:%d", cfg.Server.Host, cfg.Server.Port),
	}, nil
}

func (a *App) Run() error {
	return a.engine.Run(a.addr)
}

func (a *App) Addr() string {
	return a.addr
}