package handler

import (
	"github.com/gin-gonic/gin"

	"laic-backend/common"
	"laic-backend/service"
	"laic-backend/vo"
)

// GetLivePage 直播会话分页列表
func GetLivePage(c *gin.Context) {
	var req vo.LivePageReq
	_ = c.ShouldBindQuery(&req)
	if req.PageNum <= 0 {
		req.PageNum = 1
	}
	if req.PageSize <= 0 {
		req.PageSize = 10
	}
	page, busiErr := service.DefaultLiveService.GetPage(common.GetUserId(c), common.IsAdmin(c), &req)
	if busiErr != nil {
		common.FailWithBusiError(c, busiErr)
		return
	}
	common.OKWithData(c, page)
}

// CreateLiveSession 创建或加入机巢的唯一活动直播会话，并创建观看租约。
func CreateLiveSession(c *gin.Context) {
	dockID := c.Param("dockId")
	if dockID == "" {
		common.FailWithBusiError(c, common.ErrParam)
		return
	}
	var req vo.LiveSessionCreateReq
	_ = c.ShouldBindJSON(&req)
	result, busiErr := service.DefaultLiveService.Join(common.GetUserId(c), common.IsAdmin(c), dockID, &req)
	if busiErr != nil {
		common.FailWithBusiError(c, busiErr)
		return
	}
	common.OKWithData(c, result)
}

// GetLiveSession 获取指定直播会话。
func GetLiveSession(c *gin.Context) {
	dockID, sessionID := c.Param("dockId"), c.Param("streamSessionId")
	if dockID == "" || sessionID == "" {
		common.FailWithBusiError(c, common.ErrParam)
		return
	}
	session, busiErr := service.DefaultLiveService.GetSession(common.GetUserId(c), common.IsAdmin(c), dockID, sessionID)
	if busiErr != nil {
		common.FailWithBusiError(c, busiErr)
		return
	}
	common.OKWithData(c, session)
}

// HeartbeatLiveSession 续期当前用户的观看租约。
func HeartbeatLiveSession(c *gin.Context) {
	dockID, sessionID := c.Param("dockId"), c.Param("streamSessionId")
	if dockID == "" || sessionID == "" {
		common.FailWithBusiError(c, common.ErrParam)
		return
	}
	result, busiErr := service.DefaultLiveService.Heartbeat(common.GetUserId(c), common.IsAdmin(c), dockID, sessionID)
	if busiErr != nil {
		common.FailWithBusiError(c, busiErr)
		return
	}
	common.OKWithData(c, result)
}

// LeaveLiveSession 释放当前用户的观看租约。
func LeaveLiveSession(c *gin.Context) {
	dockID, sessionID := c.Param("dockId"), c.Param("streamSessionId")
	if dockID == "" || sessionID == "" {
		common.FailWithBusiError(c, common.ErrParam)
		return
	}
	if busiErr := service.DefaultLiveService.Leave(common.GetUserId(c), common.IsAdmin(c), dockID, sessionID); busiErr != nil {
		common.FailWithBusiError(c, busiErr)
		return
	}
	common.OK(c)
}

// StartLive 启动直播推流
func StartLive(c *gin.Context) {
	dockID := c.Param("dockId")
	if dockID == "" {
		common.FailWithBusiError(c, common.ErrParam)
		return
	}
	var req vo.LiveStartReq
	_ = c.ShouldBindJSON(&req)
	session, busiErr := service.DefaultLiveService.Start(common.GetUserId(c), common.IsAdmin(c), dockID, &req)
	if busiErr != nil {
		common.FailWithBusiError(c, busiErr)
		return
	}
	common.OKWithData(c, session)
}

func StopLive(c *gin.Context) {
	dockID := c.Param("dockId")
	if dockID == "" {
		common.FailWithBusiError(c, common.ErrParam)
		return
	}
	if busiErr := service.DefaultLiveService.Stop(common.GetUserId(c), common.IsAdmin(c), dockID); busiErr != nil {
		common.FailWithBusiError(c, busiErr)
		return
	}
	common.OK(c)
}

// GetLivePlayURL 获取直播播放地址
func GetLivePlayURL(c *gin.Context) {
	dockID := c.Param("dockId")
	if dockID == "" {
		common.FailWithBusiError(c, common.ErrParam)
		return
	}
	play, busiErr := service.DefaultLiveService.GetPlayURL(common.GetUserId(c), common.IsAdmin(c), dockID)
	if busiErr != nil {
		common.FailWithBusiError(c, busiErr)
		return
	}
	common.OKWithData(c, play)
}