package api

import (
	"caddydash/apic"
	"caddydash/config"
	"caddydash/db"
	"caddydash/user"

	"github.com/infinite-iroha/touka"
)

func ApiGroup(v0 touka.IRouter, cdb *db.ConfigDB, cfg *config.Config) {
	api := v0.Group("/api")
	api.GET("/config/filenames", func(c *touka.Context) {
		filenames, err := cdb.GetFileNames()
		if err != nil {
			c.JSON(500, touka.H{"error": err.Error()})
			return
		}
		c.JSON(200, filenames)
	})

	// 配置参数相关
	api.GET("/config/file/:filename", GetConfig(cdb))            // 读取配置(与写入一致)
	api.PUT("/config/file/:filename", PutConfig(cdb, cfg))       // 写入配置
	api.DELETE("/config/file/:filename", DeleteConfig(cdb, cfg)) //删除配置

	api.GET("/config/files/params", FilesParams(cdb))       // 获取所有配置, 需进行decode
	api.GET("/config/files/templates", FilesTemplates(cdb)) // 获取所有模板
	api.GET("/config/files/rendered", FilesRendered(cdb))   // 获取所有渲染产物

	api.GET("/config/templates", GetTemplates(cdb)) // 获取可用模板名称

	api.GET("/config/headers-presets", func(c *touka.Context) {
		c.JSON(200, GetHeaderSetMetadataList())
	})

	api.GET("/config/headers-presets/:name", func(c *touka.Context) {
		presetName := c.Param("name")
		if presetName == "" {
			c.JSON(400, touka.H{"error": "presetName is required"})
			return
		}
		preset, found := GetHeaderSetByID(presetName)
		if !found {
			c.JSON(404, touka.H{"error": "preset not found"})
			return
		}
		c.JSON(200, preset)
	})

	// caddy实例相关
	api.POST("/caddy/stop", apic.StopCaddy()) // 无需payload
	api.POST("/caddy/run", apic.StartCaddy(cfg))
	api.POST("/caddy/restart", apic.RestartCaddy(cfg))
	api.GET("/caddy/status", apic.IsCaddyRunning())

	auth := api.Group("/auth")
	{
		auth.POST("/login", func(c *touka.Context) {
			AuthLogin(c, cfg, cdb)
		})
		auth.POST("/logout", func(c *touka.Context) {
			AuthLogout(c)
		})
		auth.GET("/logout", func(c *touka.Context) {
			AuthLogout(c)
		})
		auth.GET("/init", func(c *touka.Context) {
			// 返回是否init管理员
			isInit := user.IsAdminInit()
			if isInit {
				c.JSON(200, touka.H{"admin_init": true})
			} else {
				c.JSON(200, touka.H{"admin_init": false})
			}
		})
		auth.POST("/init", func(c *touka.Context) {
			username := c.PostForm("username")
			password := c.PostForm("password")
			// 验证是否为空
			if username == "" || password == "" {
				c.JSON(400, touka.H{"error": "username and password are required"})
				return
			}
			// 初始化管理员
			err := user.InitAdminUser(username, password, cdb)
			if err != nil {
				c.JSON(500, touka.H{"error": err.Error()})
				return
			}
			c.JSON(200, touka.H{"message": "admin initialized"})
		})
		auth.POST("resetpwd", ResetPassword(cdb))
	}
}

// GetTemplates 获取可用的tmpls name
func GetTemplates(cdb *db.ConfigDB) touka.HandlerFunc {
	return func(c *touka.Context) {
		templates, err := cdb.RangeTemplates()
		if err != nil {
			c.JSON(500, touka.H{"error": err.Error()})
			return
		}
		c.JSON(200, templates)
	}
}