package logic

import (
	"context"
	"errors"
	"time"

	"juwan-backend/app/game/rpc/internal/svc"
	"juwan-backend/app/game/rpc/pb"

	"github.com/zeromicro/go-zero/core/logx"
)

type UpdateGamesLogic struct {
	ctx    context.Context
	svcCtx *svc.ServiceContext
	logx.Logger
}

func NewUpdateGamesLogic(ctx context.Context, svcCtx *svc.ServiceContext) *UpdateGamesLogic {
	return &UpdateGamesLogic{
		ctx:    ctx,
		svcCtx: svcCtx,
		Logger: logx.WithContext(ctx),
	}
}

func (l *UpdateGamesLogic) UpdateGames(in *pb.UpdateGamesReq) (*pb.UpdateGamesResp, error) {
	update := l.svcCtx.GameModelRW.Games.UpdateOneID(in.Id)
	updated := false

	if in.NameOpt != nil {
		update.SetNillableName(in.NameOpt)
		updated = true
	} else if in.Name != "" {
		update.SetName(in.Name)
		updated = true
	}

	if in.IconOpt != nil {
		update.SetNillableIcon(in.IconOpt)
		updated = true
	} else if in.Icon != "" {
		update.SetIcon(in.Icon)
		updated = true
	}

	if in.CategoryOpt != nil {
		update.SetNillableCategory(in.CategoryOpt)
		updated = true
	} else if in.Category != "" {
		update.SetCategory(in.Category)
		updated = true
	}

	if in.SortOrderOpt != nil {
		sortOrder := int(*in.SortOrderOpt)
		update.SetNillableSortOrder(&sortOrder)
		updated = true
	} else if in.SortOrder != 0 {
		sortOrder := int(in.SortOrder)
		update.SetSortOrder(sortOrder)
		updated = true
	}

	if in.IsActiveOpt != nil {
		update.SetNillableIsActive(in.IsActiveOpt)
		updated = true
	} else if in.IsActive {
		update.SetIsActive(true)
		updated = true
	}

	if !updated {
		return nil, errors.New("no fields to update")
	}

	update.SetUpdatedAt(time.Now())
	if err := update.Exec(l.ctx); err != nil {
		logx.WithContext(l.ctx).Errorf("UpdateGamesLogic err: %v", err)
		return nil, errors.New("update games failed")
	}

	return &pb.UpdateGamesResp{}, nil
}