package ffmpeg

import (
	"github.com/gin-gonic/gin"
	"go.uber.org/zap"
	"ycmediakit/internal/pkg/result"
	"ycmediakit/internal/pkg/server/ffmpegServer"
)

var (
	cfg    *ffmpegServer.FfmpegConfig
	logger *zap.Logger
	server *ffmpegServer.ToHlsServer
)

func Init(cfg_ *ffmpegServer.FfmpegConfig) {
	cfg = cfg_
	logger = zap.L()
	server = ffmpegServer.NewToHlsServer(&cfg.ToHls)
}

func StartToHls(c *gin.Context) {
	target := c.Query("target")
	streamPath := c.Query("streamPath")
	target, ok := server.PrepareUrl(target)
	if !ok {
		result.InvalidParams.WithFlag(false).Failure(c)
		return
	}
	streamPath, ok = server.PrepareStreamPath(streamPath)
	if !ok {
		result.InvalidParams.WithFlag(false).Failure(c)
		return
	}
	ok = server.Exists(streamPath)
	if ok {
		result.Created.WithFlagValue(true, server.BuildHlsPath(streamPath)).Success(c)
		return
	}
	err := server.ProbeWithTimeout(target, cfg.Timeout)
	if err != nil {
		logger.Error(err.Error())
		result.Wrong.WithMsg(err.Error()).Error(c)
		return
	}
	ok = server.Add(target, streamPath, cfg.Timeout, &cfg.ToHls)
	if !ok {
		result.Ok.WithFlag(false).Failure(c)
		return
	}
	go func() {
		_, err = server.RunToHlsCmd(streamPath)
		if err != nil {
			logger.Error(err.Error())
			err = server.DeleteAndStop(streamPath)
			if err != nil {
				logger.Error(err.Error())
			}
		}
	}()
	result.Ok.WithFlagValue(true, server.BuildHlsPath(streamPath)).Success(c)
}

func ExistsToHls(c *gin.Context) {
	streamPath := c.Query("streamPath")
	streamPath, ok := server.PrepareStreamPath(streamPath)
	if !ok {
		result.InvalidParams.WithFlag(false).Failure(c)
		return
	}
	ok = server.Exists(streamPath)
	result.Ok.WithFlag(ok).Success(c)
}

func CloseToHls(c *gin.Context) {
	streamPath := c.Query("streamPath")
	streamPath, ok := server.PrepareStreamPath(streamPath)
	if !ok {
		result.InvalidParams.WithFlag(false).Failure(c)
		return
	}
	ok = server.Exists(streamPath)
	if !ok {
		result.NotFound.WithFlag(false).Failure(c)
		return
	}
	err := server.DeleteAndStop(streamPath)
	if err != nil {
		logger.Error(err.Error())
		result.Wrong.WithMsg(err.Error()).Error(c)
		return
	}
	result.Ok.WithFlag(true).Success(c)
}

func GetToHlsList(c *gin.Context) {
	result.Ok.WithFlagValue(true, server.GetList()).Success(c)
}