package service

import (
	"context"
	"errors"
	"google.golang.org/grpc/codes"
	"google.golang.org/grpc/status"
	"gorm.io/gorm"
	"log/slog"
	"protocol-server/common"
	"protocol-server/models"
)

import (
	pb "protocol-server/rpc_idl/dr_protocol_pb"
)

type AprServer struct {
	pb.UnimplementedAprServer
}

func (s *AprServer) GetApr(ctx context.Context, in *pb.AprRequest) (*pb.AprReply, error) {
	slog.Info("[rpc]GetApr...", "view_id", in.GetViewId(), "apr_id", in.GetAprId())
	product, _, _, err := common.GetHeader(ctx)
	if err != nil {
		return nil, err
	}
	aprId := in.GetAprId()
	var view models.View
	if in.GetViewId() != "" {
		if err := models.DB.Where("view_id = ?", in.GetViewId()).First(&view).Error; err != nil {
			if errors.Is(err, gorm.ErrRecordNotFound) {
				return nil, status.Errorf(codes.NotFound, "view %s not found", in.GetViewId())
			}
			return nil, status.Errorf(codes.Internal, "view find err %v", err)
		}
		aprId = view.AprId
	}
	var apr models.Apr
	err = models.DB.Scopes(
		models.String("apr_id = ?", aprId),
		models.String("product = ?", product.ToString()),
		models.Bool("is_enabled = ?", in.IsEnabled),
	).Order("sort").First(&apr).Error
	if err != nil {
		if errors.Is(err, gorm.ErrRecordNotFound) {
			return nil, status.Errorf(codes.NotFound, "apr %s%s not found", in.GetViewId(), in.GetAprId())
		}
		return nil, status.Errorf(codes.Internal, "apr find err %v", err)
	}
	var subs []*models.AprSub
	err = models.DB.Scopes(
		models.String("apr_id = ?", aprId),
		models.String("product = ?", product.ToString()),
		models.Bool("is_enabled = ?", in.IsEnabled),
	).Order("sort").Find(&subs).Error
	if err != nil {
		return nil, status.Errorf(codes.Internal, "apr_sub find err %v", err)
	}
	res := apr2pb(&apr)
	for i := range subs {
		res.Sub = append(res.Sub, aprSub2pb(subs[i]))
	}
	return res, nil
}