package http

import (
	"fmt"
	"net/http"

	"github.com/gin-gonic/gin"
	"gitlink.org.cn/cloudream/common/pkgs/logger"
	"gitlink.org.cn/cloudream/jcs-pub/client/internal/http/types"
	cliapi "gitlink.org.cn/cloudream/jcs-pub/client/sdk/api/v1"
	"gitlink.org.cn/cloudream/jcs-pub/common/ecode"
	stgglb "gitlink.org.cn/cloudream/jcs-pub/common/globals"
	corrpc "gitlink.org.cn/cloudream/jcs-pub/common/pkgs/rpc/coordinator"
	jcstypes "gitlink.org.cn/cloudream/jcs-pub/common/types"
)

type PubShardsService struct {
	*Server
}

func (s *Server) PubShards() *PubShardsService {
	return &PubShardsService{s}
}

func (s *PubShardsService) Create(ctx *gin.Context) {
	log := logger.WithField("HTTP", "PubShards.Create")

	req, err := types.ShouldBindJSONEx[cliapi.PubShardsCreate](ctx)
	if err != nil {
		log.Warnf("binding body: %s", err.Error())
		ctx.JSON(http.StatusBadRequest, types.Failed(ecode.BadArgument, "%v", err))
		return
	}

	if stgglb.StandaloneMode {
		ctx.JSON(http.StatusOK, types.Failed(ecode.OperationFailed, "client is not online"))
		return
	}

	corCli := stgglb.CoordinatorRPCPool.Get()
	defer corCli.Release()

	resp, cerr := corCli.CreatePubShards(ctx.Request.Context(), &corrpc.CreatePubShards{
		Password:   req.Password,
		MasterHub:  req.MasterHub,
		Name:       req.Name,
		Storage:    req.Storage,
		Credential: req.Credential,
		ShardStore: req.ShardStore,
		Features:   req.Features,
		WorkingDir: jcstypes.PathFromJcsPathString(req.WorkingDir),
	})
	if cerr != nil {
		ctx.JSON(http.StatusOK, types.Failed(ecode.ErrorCode(cerr.Code), cerr.Message))
		return
	}
	ctx.JSON(http.StatusOK, types.OK(cliapi.PubShardsCreateResp{
		PubShards: resp.PubShardStore,
	}))
}

func (s *PubShardsService) Join(ctx *gin.Context) {
	log := logger.WithField("HTTP", "PubShards.Join")

	var req cliapi.PubShardsJoin
	if err := ctx.ShouldBindJSON(&req); err != nil {
		log.Warnf("binding body: %s", err.Error())
		ctx.JSON(http.StatusBadRequest, types.Failed(ecode.BadArgument, "%v", err))
		return
	}

	if stgglb.StandaloneMode {
		ctx.JSON(http.StatusOK, types.Failed(ecode.OperationFailed, "client is not online"))
		return
	}

	corCli := stgglb.CoordinatorRPCPool.Get()
	defer corCli.Release()

	resp, cerr := corCli.UserGetPubShards(ctx.Request.Context(), &corrpc.UserGetPubShards{
		PubShardsID: req.PubShardsID,
		Password:    req.Password,
	})
	if cerr != nil {
		ctx.JSON(http.StatusOK, types.Failed(ecode.ErrorCode(cerr.Code), cerr.Message))
		return
	}

	resp2, cerr2 := s.svc.UserSpaceSvc().Create(cliapi.UserSpaceCreate{
		Name: req.Name,
		Storage: &jcstypes.PubShardsType{
			Type:        "PubShards",
			Base:        resp.PubShards.Storage,
			PubShardsID: req.PubShardsID,
			Password:    req.Password,
			MasterHub:   resp.MasterHub.HubID,
		},
		Credential: resp.PubShards.Credential,
		ShardStore: &resp.PubShards.ShardStore,
		Features:   resp.PubShards.Features,
		WorkingDir: resp.PubShards.WorkingDir.PushNew("parts", fmt.Sprintf("%v", s.svc.AccToken.GetToken().UserID)).String(),
	})
	if cerr2 != nil {
		ctx.JSON(http.StatusOK, types.Failed(ecode.ErrorCode(cerr2.Code), cerr2.Message))
		return
	}

	ctx.JSON(http.StatusOK, types.OK(cliapi.PubShardsJoinResp{
		PubShards: resp.PubShards,
		UserSpace: resp2.UserSpace,
	}))
}