package application

import (
	"context"
	"encoding/json"

	"github.com/perfect-panel/server/internal/model/client"
	"github.com/perfect-panel/server/internal/svc"
	"github.com/perfect-panel/server/internal/types"
	"github.com/perfect-panel/server/pkg/logger"
	"github.com/perfect-panel/server/pkg/xerr"
	"github.com/pkg/errors"
)

type CreateAppVersionLogic struct {
	logger.Logger
	ctx    context.Context
	svcCtx *svc.ServiceContext
}

func NewCreateAppVersionLogic(ctx context.Context, svcCtx *svc.ServiceContext) *CreateAppVersionLogic {
	return &CreateAppVersionLogic{
		Logger: logger.WithContext(ctx),
		ctx:    ctx,
		svcCtx: svcCtx,
	}
}

func (l *CreateAppVersionLogic) CreateAppVersion(req *types.CreateAppVersionRequest) (resp *types.ApplicationVersion, err error) {
	// Defaults
	isDefault := false
	if req.IsDefault != nil {
		isDefault = *req.IsDefault
	}
	isInReview := false
	if req.IsInReview != nil {
		isInReview = *req.IsInReview
	}

	description := json.RawMessage(req.Description)

	version := &client.ApplicationVersion{
		Platform:    req.Platform,
		Version:     req.Version,
		MinVersion:  req.MinVersion,
		ForceUpdate: req.ForceUpdate,
		Url:         req.Url,
		Description: description,
		IsDefault:   isDefault,
		IsInReview:  isInReview,
	}

	if err := l.svcCtx.DB.Create(version).Error; err != nil {
		l.Errorw("[CreateAppVersion] create version error", logger.Field("error", err.Error()))
		return nil, errors.Wrapf(xerr.NewErrCode(xerr.DatabaseInsertError), "create version error: %v", err)
	}

	// Manual mapping to types.ApplicationVersion
	resp = &types.ApplicationVersion{
		Id:          version.Id,
		Platform:    version.Platform, // Note: types.ApplicationVersion might not have Platform field based on previous view_file. Let's check.
		Version:     version.Version,
		MinVersion:  version.MinVersion,
		ForceUpdate: version.ForceUpdate,
		Description: make(map[string]string), // Simplified for now
		Url:         version.Url,
		IsDefault:   version.IsDefault,
		IsInReview:  version.IsInReview,
		CreatedAt:   version.CreatedAt.Unix(),
	}
	// Try to unmarshal description
	_ = json.Unmarshal(version.Description, &resp.Description)

	return resp, nil
}