tercul-backend/internal/adapters/graphql/schema.resolvers.go

package graphql

// This file will be automatically regenerated based on the schema, any resolver implementations
// will be copied through when generating and any unknown code will be moved to the end.
// Code generated by github.com/99designs/gqlgen version v0.17.78

import (
	"context"
	"fmt"
	"log"
	"strconv"
	"tercul/internal/adapters/graphql/model"
	"tercul/internal/app/auth"
	"tercul/internal/domain"
	platform_auth "tercul/internal/platform/auth"

	"github.com/asaskevich/govalidator"
)

// Register is the resolver for the register field.
func (r *mutationResolver) Register(ctx context.Context, input model.RegisterInput) (*model.AuthPayload, error) {
	// Validate input
	if _, err := govalidator.ValidateStruct(input); err != nil {
		return nil, fmt.Errorf("invalid input: %w", err)
	}

	// Convert GraphQL input to service input
	registerInput := auth.RegisterInput{
		Username:  input.Username,
		Email:     input.Email,
		Password:  input.Password,
		FirstName: input.FirstName,
		LastName:  input.LastName,
	}

	// Call auth service
	authResponse, err := r.App.AuthCommands.Register(ctx, registerInput)
	if err != nil {
		return nil, err
	}

	// Convert service response to GraphQL response
	return &model.AuthPayload{
		Token: authResponse.Token,
		User: &model.User{
			ID:          fmt.Sprintf("%d", authResponse.User.ID),
			Username:    authResponse.User.Username,
			Email:       authResponse.User.Email,
			FirstName:   &authResponse.User.FirstName,
			LastName:    &authResponse.User.LastName,
			DisplayName: &authResponse.User.DisplayName,
			Role:        model.UserRole(authResponse.User.Role),
			Verified:    authResponse.User.Verified,
			Active:      authResponse.User.Active,
		},
	}, nil
}

// Login is the resolver for the login field.
func (r *mutationResolver) Login(ctx context.Context, input model.LoginInput) (*model.AuthPayload, error) {
	// Validate input
	if _, err := govalidator.ValidateStruct(input); err != nil {
		return nil, fmt.Errorf("invalid input: %w", err)
	}

	// Convert GraphQL input to service input
	loginInput := auth.LoginInput{
		Email:    input.Email,
		Password: input.Password,
	}

	// Call auth service
	authResponse, err := r.App.AuthCommands.Login(ctx, loginInput)
	if err != nil {
		return nil, err
	}

	// Convert service response to GraphQL response
	return &model.AuthPayload{
		Token: authResponse.Token,
		User: &model.User{
			ID:          fmt.Sprintf("%d", authResponse.User.ID),
			Username:    authResponse.User.Username,
			Email:       authResponse.User.Email,
			FirstName:   &authResponse.User.FirstName,
			LastName:    &authResponse.User.LastName,
			DisplayName: &authResponse.User.DisplayName,
			Role:        model.UserRole(authResponse.User.Role),
			Verified:    authResponse.User.Verified,
			Active:      authResponse.User.Active,
		},
	}, nil
}

// CreateWork is the resolver for the createWork field.
func (r *mutationResolver) CreateWork(ctx context.Context, input model.WorkInput) (*model.Work, error) {
	// Validate input
	if _, err := govalidator.ValidateStruct(input); err != nil {
		return nil, fmt.Errorf("invalid input: %w", err)
	}

	// Create domain model
	work := &domain.Work{
		Title:             input.Name,
		TranslatableModel: domain.TranslatableModel{Language: input.Language},
		// Description: *input.Description,
		// Other fields can be set here
	}

	// Call work service
	err := r.App.WorkCommands.CreateWork(ctx, work)
	if err != nil {
		return nil, err
	}

	// The logic for creating a translation should probably be in the app layer as well,
	// but for now, we'll leave it here to match the old logic.
	// This will be refactored later.
	if input.Content != nil && *input.Content != "" {
		// This part needs a translation repository, which is not in the App struct.
		// I will have to add it.
		// For now, I will comment this out.
		/*
			translation := &domain.Translation{
				Title:              input.Name,
				Content:            *input.Content,
				Language:           input.Language,
				TranslatableID:     work.ID,
				TranslatableType:   "Work",
				IsOriginalLanguage: true,
			}
			// This needs a translation repo, which should be part of a translation service.
			// err = r.App.TranslationRepo.Create(ctx, translation)
			// if err != nil {
			// 	return nil, fmt.Errorf("failed to create translation: %v", err)
			// }
		*/
	}

	// Convert to GraphQL model
	return &model.Work{
		ID:       fmt.Sprintf("%d", work.ID),
		Name:     work.Title,
		Language: work.Language,
		Content:  input.Content,
	}, nil
}

// UpdateWork is the resolver for the updateWork field.
func (r *mutationResolver) UpdateWork(ctx context.Context, id string, input model.WorkInput) (*model.Work, error) {
	// Validate input
	if _, err := govalidator.ValidateStruct(input); err != nil {
		return nil, fmt.Errorf("invalid input: %w", err)
	}

	workID, err := strconv.ParseUint(id, 10, 32)
	if err != nil {
		return nil, fmt.Errorf("invalid work ID: %v", err)
	}

	// Create domain model
	work := &domain.Work{
		TranslatableModel: domain.TranslatableModel{
			BaseModel: domain.BaseModel{ID: uint(workID)},
			Language:  input.Language,
		},
		Title: input.Name,
	}

	// Call work service
	err = r.App.WorkCommands.UpdateWork(ctx, work)
	if err != nil {
		return nil, err
	}

	// Convert to GraphQL model
	return &model.Work{
		ID:       id,
		Name:     work.Title,
		Language: work.Language,
		Content:  input.Content,
	}, nil
}

// DeleteWork is the resolver for the deleteWork field.
func (r *mutationResolver) DeleteWork(ctx context.Context, id string) (bool, error) {
	workID, err := strconv.ParseUint(id, 10, 32)
	if err != nil {
		return false, fmt.Errorf("invalid work ID: %v", err)
	}

	err = r.App.WorkCommands.DeleteWork(ctx, uint(workID))
	if err != nil {
		return false, err
	}

	return true, nil
}

// CreateTranslation is the resolver for the createTranslation field.
func (r *mutationResolver) CreateTranslation(ctx context.Context, input model.TranslationInput) (*model.Translation, error) {
	// Validate input
	if _, err := govalidator.ValidateStruct(input); err != nil {
		return nil, fmt.Errorf("invalid input: %w", err)
	}

	workID, err := strconv.ParseUint(input.WorkID, 10, 32)
	if err != nil {
		return nil, fmt.Errorf("invalid work ID: %v", err)
	}

	// Create domain model
	translation := &domain.Translation{
		Title:            input.Name,
		Language:         input.Language,
		TranslatableID:   uint(workID),
		TranslatableType: "Work",
	}
	if input.Content != nil {
		translation.Content = *input.Content
	}

	// Call translation service
	err = r.App.TranslationRepo.Create(ctx, translation)
	if err != nil {
		return nil, err
	}

	// Convert to GraphQL model
	return &model.Translation{
		ID:       fmt.Sprintf("%d", translation.ID),
		Name:     translation.Title,
		Language: translation.Language,
		Content:  &translation.Content,
		WorkID:   input.WorkID,
	}, nil
}

// UpdateTranslation is the resolver for the updateTranslation field.
func (r *mutationResolver) UpdateTranslation(ctx context.Context, id string, input model.TranslationInput) (*model.Translation, error) {
	// Validate input
	if _, err := govalidator.ValidateStruct(input); err != nil {
		return nil, fmt.Errorf("invalid input: %w", err)
	}

	translationID, err := strconv.ParseUint(id, 10, 32)
	if err != nil {
		return nil, fmt.Errorf("invalid translation ID: %v", err)
	}

	workID, err := strconv.ParseUint(input.WorkID, 10, 32)
	if err != nil {
		return nil, fmt.Errorf("invalid work ID: %v", err)
	}

	// Create domain model
	translation := &domain.Translation{
		BaseModel:        domain.BaseModel{ID: uint(translationID)},
		Title:            input.Name,
		Language:         input.Language,
		TranslatableID:   uint(workID),
		TranslatableType: "Work",
	}
	if input.Content != nil {
		translation.Content = *input.Content
	}

	// Call translation service
	err = r.App.TranslationRepo.Update(ctx, translation)
	if err != nil {
		return nil, err
	}

	// Convert to GraphQL model
	return &model.Translation{
		ID:       id,
		Name:     translation.Title,
		Language: translation.Language,
		Content:  &translation.Content,
		WorkID:   input.WorkID,
	}, nil
}

// DeleteTranslation is the resolver for the deleteTranslation field.
func (r *mutationResolver) DeleteTranslation(ctx context.Context, id string) (bool, error) {
	translationID, err := strconv.ParseUint(id, 10, 32)
	if err != nil {
		return false, fmt.Errorf("invalid translation ID: %v", err)
	}

	err = r.App.TranslationRepo.Delete(ctx, uint(translationID))
	if err != nil {
		return false, err
	}

	return true, nil
}

// CreateAuthor is the resolver for the createAuthor field.
func (r *mutationResolver) CreateAuthor(ctx context.Context, input model.AuthorInput) (*model.Author, error) {
	// Validate input
	if _, err := govalidator.ValidateStruct(input); err != nil {
		return nil, fmt.Errorf("invalid input: %w", err)
	}

	// Create domain model
	author := &domain.Author{
		Name: input.Name,
		TranslatableModel: domain.TranslatableModel{
			Language: input.Language,
		},
	}

	// Call author service
	err := r.App.AuthorRepo.Create(ctx, author)
	if err != nil {
		return nil, err
	}

	// Convert to GraphQL model
	return &model.Author{
		ID:       fmt.Sprintf("%d", author.ID),
		Name:     author.Name,
		Language: author.Language,
	}, nil
}

// UpdateAuthor is the resolver for the updateAuthor field.
func (r *mutationResolver) UpdateAuthor(ctx context.Context, id string, input model.AuthorInput) (*model.Author, error) {
	// Validate input
	if _, err := govalidator.ValidateStruct(input); err != nil {
		return nil, fmt.Errorf("invalid input: %w", err)
	}

	authorID, err := strconv.ParseUint(id, 10, 32)
	if err != nil {
		return nil, fmt.Errorf("invalid author ID: %v", err)
	}

	// Create domain model
	author := &domain.Author{
		TranslatableModel: domain.TranslatableModel{
			BaseModel: domain.BaseModel{ID: uint(authorID)},
			Language:  input.Language,
		},
		Name: input.Name,
	}

	// Call author service
	err = r.App.AuthorRepo.Update(ctx, author)
	if err != nil {
		return nil, err
	}

	// Convert to GraphQL model
	return &model.Author{
		ID:       id,
		Name:     author.Name,
		Language: author.Language,
	}, nil
}

// DeleteAuthor is the resolver for the deleteAuthor field.
func (r *mutationResolver) DeleteAuthor(ctx context.Context, id string) (bool, error) {
	authorID, err := strconv.ParseUint(id, 10, 32)
	if err != nil {
		return false, fmt.Errorf("invalid author ID: %v", err)
	}

	err = r.App.AuthorRepo.Delete(ctx, uint(authorID))
	if err != nil {
		return false, err
	}

	return true, nil
}

// UpdateUser is the resolver for the updateUser field.
func (r *mutationResolver) UpdateUser(ctx context.Context, id string, input model.UserInput) (*model.User, error) {
	panic(fmt.Errorf("not implemented: UpdateUser - updateUser"))
}

// DeleteUser is the resolver for the deleteUser field.
func (r *mutationResolver) DeleteUser(ctx context.Context, id string) (bool, error) {
	panic(fmt.Errorf("not implemented: DeleteUser - deleteUser"))
}

// CreateCollection is the resolver for the createCollection field.
func (r *mutationResolver) CreateCollection(ctx context.Context, input model.CollectionInput) (*model.Collection, error) {
	// Validate input
	if _, err := govalidator.ValidateStruct(input); err != nil {
		return nil, fmt.Errorf("invalid input: %w", err)
	}

	// Get user ID from context
	userID, ok := platform_auth.GetUserIDFromContext(ctx)
	if !ok {
		return nil, fmt.Errorf("unauthorized")
	}

	// Create domain model
	collection := &domain.Collection{
		Name:   input.Name,
		UserID: userID,
	}
	if input.Description != nil {
		collection.Description = *input.Description
	}

	// Call collection repository
	err := r.App.CollectionRepo.Create(ctx, collection)
	if err != nil {
		return nil, err
	}

	// Convert to GraphQL model
	return &model.Collection{
		ID:          fmt.Sprintf("%d", collection.ID),
		Name:        collection.Name,
		Description: &collection.Description,
		User: &model.User{
			ID: fmt.Sprintf("%d", userID),
		},
	}, nil
}

// UpdateCollection is the resolver for the updateCollection field.
func (r *mutationResolver) UpdateCollection(ctx context.Context, id string, input model.CollectionInput) (*model.Collection, error) {
	// Validate input
	if _, err := govalidator.ValidateStruct(input); err != nil {
		return nil, fmt.Errorf("invalid input: %w", err)
	}

	// Get user ID from context
	userID, ok := platform_auth.GetUserIDFromContext(ctx)
	if !ok {
		return nil, fmt.Errorf("unauthorized")
	}

	// Parse collection ID
	collectionID, err := strconv.ParseUint(id, 10, 32)
	if err != nil {
		return nil, fmt.Errorf("invalid collection ID: %v", err)
	}

	// Fetch the existing collection
	collection, err := r.App.CollectionRepo.GetByID(ctx, uint(collectionID))
	if err != nil {
		return nil, err
	}
	if collection == nil {
		return nil, fmt.Errorf("collection not found")
	}

	// Check ownership
	if collection.UserID != userID {
		return nil, fmt.Errorf("unauthorized")
	}

	// Update fields
	collection.Name = input.Name
	if input.Description != nil {
		collection.Description = *input.Description
	}

	// Call collection repository
	err = r.App.CollectionRepo.Update(ctx, collection)
	if err != nil {
		return nil, err
	}

	// Convert to GraphQL model
	return &model.Collection{
		ID:          id,
		Name:        collection.Name,
		Description: &collection.Description,
		User: &model.User{
			ID: fmt.Sprintf("%d", userID),
		},
	}, nil
}

// DeleteCollection is the resolver for the deleteCollection field.
func (r *mutationResolver) DeleteCollection(ctx context.Context, id string) (bool, error) {
	// Get user ID from context
	userID, ok := platform_auth.GetUserIDFromContext(ctx)
	if !ok {
		return false, fmt.Errorf("unauthorized")
	}

	// Parse collection ID
	collectionID, err := strconv.ParseUint(id, 10, 32)
	if err != nil {
		return false, fmt.Errorf("invalid collection ID: %v", err)
	}

	// Fetch the existing collection
	collection, err := r.App.CollectionRepo.GetByID(ctx, uint(collectionID))
	if err != nil {
		return false, err
	}
	if collection == nil {
		return false, fmt.Errorf("collection not found")
	}

	// Check ownership
	if collection.UserID != userID {
		return false, fmt.Errorf("unauthorized")
	}

	// Call collection repository
	err = r.App.CollectionRepo.Delete(ctx, uint(collectionID))
	if err != nil {
		return false, err
	}

	return true, nil
}

// AddWorkToCollection is the resolver for the addWorkToCollection field.
func (r *mutationResolver) AddWorkToCollection(ctx context.Context, collectionID string, workID string) (*model.Collection, error) {
	// Get user ID from context
	userID, ok := platform_auth.GetUserIDFromContext(ctx)
	if !ok {
		return nil, fmt.Errorf("unauthorized")
	}

	// Parse IDs
	collID, err := strconv.ParseUint(collectionID, 10, 32)
	if err != nil {
		return nil, fmt.Errorf("invalid collection ID: %v", err)
	}
	wID, err := strconv.ParseUint(workID, 10, 32)
	if err != nil {
		return nil, fmt.Errorf("invalid work ID: %v", err)
	}

	// Fetch the existing collection
	collection, err := r.App.CollectionRepo.GetByID(ctx, uint(collID))
	if err != nil {
		return nil, err
	}
	if collection == nil {
		return nil, fmt.Errorf("collection not found")
	}

	// Check ownership
	if collection.UserID != userID {
		return nil, fmt.Errorf("unauthorized")
	}

	// Add work to collection
	err = r.App.CollectionRepo.AddWorkToCollection(ctx, uint(collID), uint(wID))
	if err != nil {
		return nil, err
	}

	// Fetch the updated collection to return it
	updatedCollection, err := r.App.CollectionRepo.GetByID(ctx, uint(collID))
	if err != nil {
		return nil, err
	}

	// Convert to GraphQL model
	return &model.Collection{
		ID:          collectionID,
		Name:        updatedCollection.Name,
		Description: &updatedCollection.Description,
	}, nil
}

// RemoveWorkFromCollection is the resolver for the removeWorkFromCollection field.
func (r *mutationResolver) RemoveWorkFromCollection(ctx context.Context, collectionID string, workID string) (*model.Collection, error) {
	// Get user ID from context
	userID, ok := platform_auth.GetUserIDFromContext(ctx)
	if !ok {
		return nil, fmt.Errorf("unauthorized")
	}

	// Parse IDs
	collID, err := strconv.ParseUint(collectionID, 10, 32)
	if err != nil {
		return nil, fmt.Errorf("invalid collection ID: %v", err)
	}
	wID, err := strconv.ParseUint(workID, 10, 32)
	if err != nil {
		return nil, fmt.Errorf("invalid work ID: %v", err)
	}

	// Fetch the existing collection
	collection, err := r.App.CollectionRepo.GetByID(ctx, uint(collID))
	if err != nil {
		return nil, err
	}
	if collection == nil {
		return nil, fmt.Errorf("collection not found")
	}

	// Check ownership
	if collection.UserID != userID {
		return nil, fmt.Errorf("unauthorized")
	}

	// Remove work from collection
	err = r.App.CollectionRepo.RemoveWorkFromCollection(ctx, uint(collID), uint(wID))
	if err != nil {
		return nil, err
	}

	// Fetch the updated collection to return it
	updatedCollection, err := r.App.CollectionRepo.GetByID(ctx, uint(collID))
	if err != nil {
		return nil, err
	}

	// Convert to GraphQL model
	return &model.Collection{
		ID:          collectionID,
		Name:        updatedCollection.Name,
		Description: &updatedCollection.Description,
	}, nil
}

// CreateComment is the resolver for the createComment field.
func (r *mutationResolver) CreateComment(ctx context.Context, input model.CommentInput) (*model.Comment, error) {
	// Validate input
	if _, err := govalidator.ValidateStruct(input); err != nil {
		return nil, fmt.Errorf("invalid input: %w", err)
	}

	// Custom validation
	if (input.WorkID == nil && input.TranslationID == nil) || (input.WorkID != nil && input.TranslationID != nil) {
		return nil, fmt.Errorf("must provide either workId or translationId, but not both")
	}

	// Get user ID from context
	userID, ok := platform_auth.GetUserIDFromContext(ctx)
	if !ok {
		return nil, fmt.Errorf("unauthorized")
	}

	// Create domain model
	comment := &domain.Comment{
		Text:   input.Text,
		UserID: userID,
	}
	if input.WorkID != nil {
		workID, err := strconv.ParseUint(*input.WorkID, 10, 32)
		if err != nil {
			return nil, fmt.Errorf("invalid work ID: %v", err)
		}
		wID := uint(workID)
		comment.WorkID = &wID
	}
	if input.TranslationID != nil {
		translationID, err := strconv.ParseUint(*input.TranslationID, 10, 32)
		if err != nil {
			return nil, fmt.Errorf("invalid translation ID: %v", err)
		}
		tID := uint(translationID)
		comment.TranslationID = &tID
	}
	if input.ParentCommentID != nil {
		parentCommentID, err := strconv.ParseUint(*input.ParentCommentID, 10, 32)
		if err != nil {
			return nil, fmt.Errorf("invalid parent comment ID: %v", err)
		}
		pID := uint(parentCommentID)
		comment.ParentID = &pID
	}

	// Call comment repository
	err := r.App.CommentRepo.Create(ctx, comment)
	if err != nil {
		return nil, err
	}

	// Convert to GraphQL model
	return &model.Comment{
		ID:   fmt.Sprintf("%d", comment.ID),
		Text: comment.Text,
		User: &model.User{
			ID: fmt.Sprintf("%d", userID),
		},
	}, nil
}

// UpdateComment is the resolver for the updateComment field.
func (r *mutationResolver) UpdateComment(ctx context.Context, id string, input model.CommentInput) (*model.Comment, error) {
	// Validate input
	if _, err := govalidator.ValidateStruct(input); err != nil {
		return nil, fmt.Errorf("invalid input: %w", err)
	}

	// Get user ID from context
	userID, ok := platform_auth.GetUserIDFromContext(ctx)
	if !ok {
		return nil, fmt.Errorf("unauthorized")
	}

	// Parse comment ID
	commentID, err := strconv.ParseUint(id, 10, 32)
	if err != nil {
		return nil, fmt.Errorf("invalid comment ID: %v", err)
	}

	// Fetch the existing comment
	comment, err := r.App.CommentRepo.GetByID(ctx, uint(commentID))
	if err != nil {
		return nil, err
	}
	if comment == nil {
		return nil, fmt.Errorf("comment not found")
	}

	// Check ownership
	if comment.UserID != userID {
		return nil, fmt.Errorf("unauthorized")
	}

	// Update fields
	comment.Text = input.Text

	// Call comment repository
	err = r.App.CommentRepo.Update(ctx, comment)
	if err != nil {
		return nil, err
	}

	// Convert to GraphQL model
	return &model.Comment{
		ID:   id,
		Text: comment.Text,
		User: &model.User{
			ID: fmt.Sprintf("%d", userID),
		},
	}, nil
}

// DeleteComment is the resolver for the deleteComment field.
func (r *mutationResolver) DeleteComment(ctx context.Context, id string) (bool, error) {
	// Get user ID from context
	userID, ok := platform_auth.GetUserIDFromContext(ctx)
	if !ok {
		return false, fmt.Errorf("unauthorized")
	}

	// Parse comment ID
	commentID, err := strconv.ParseUint(id, 10, 32)
	if err != nil {
		return false, fmt.Errorf("invalid comment ID: %v", err)
	}

	// Fetch the existing comment
	comment, err := r.App.CommentRepo.GetByID(ctx, uint(commentID))
	if err != nil {
		return false, err
	}
	if comment == nil {
		return false, fmt.Errorf("comment not found")
	}

	// Check ownership
	if comment.UserID != userID {
		return false, fmt.Errorf("unauthorized")
	}

	// Call comment repository
	err = r.App.CommentRepo.Delete(ctx, uint(commentID))
	if err != nil {
		return false, err
	}

	return true, nil
}

// CreateLike is the resolver for the createLike field.
func (r *mutationResolver) CreateLike(ctx context.Context, input model.LikeInput) (*model.Like, error) {
	// Custom validation
	if (input.WorkID == nil && input.TranslationID == nil && input.CommentID == nil) ||
		(input.WorkID != nil && input.TranslationID != nil) ||
		(input.WorkID != nil && input.CommentID != nil) ||
		(input.TranslationID != nil && input.CommentID != nil) {
		return nil, fmt.Errorf("must provide exactly one of workId, translationId, or commentId")
	}

	// Get user ID from context
	userID, ok := platform_auth.GetUserIDFromContext(ctx)
	if !ok {
		return nil, fmt.Errorf("unauthorized")
	}

	// Create domain model
	like := &domain.Like{
		UserID: userID,
	}
	if input.WorkID != nil {
		workID, err := strconv.ParseUint(*input.WorkID, 10, 32)
		if err != nil {
			return nil, fmt.Errorf("invalid work ID: %v", err)
		}
		wID := uint(workID)
		like.WorkID = &wID
	}
	if input.TranslationID != nil {
		translationID, err := strconv.ParseUint(*input.TranslationID, 10, 32)
		if err != nil {
			return nil, fmt.Errorf("invalid translation ID: %v", err)
		}
		tID := uint(translationID)
		like.TranslationID = &tID
	}
	if input.CommentID != nil {
		commentID, err := strconv.ParseUint(*input.CommentID, 10, 32)
		if err != nil {
			return nil, fmt.Errorf("invalid comment ID: %v", err)
		}
		cID := uint(commentID)
		like.CommentID = &cID
	}

	// Call like repository
	err := r.App.LikeRepo.Create(ctx, like)
	if err != nil {
		return nil, err
	}

	// Convert to GraphQL model
	return &model.Like{
		ID:   fmt.Sprintf("%d", like.ID),
		User: &model.User{ID: fmt.Sprintf("%d", userID)},
	}, nil
}

// DeleteLike is the resolver for the deleteLike field.
func (r *mutationResolver) DeleteLike(ctx context.Context, id string) (bool, error) {
	// Get user ID from context
	userID, ok := platform_auth.GetUserIDFromContext(ctx)
	if !ok {
		return false, fmt.Errorf("unauthorized")
	}

	// Parse like ID
	likeID, err := strconv.ParseUint(id, 10, 32)
	if err != nil {
		return false, fmt.Errorf("invalid like ID: %v", err)
	}

	// Fetch the existing like
	like, err := r.App.LikeRepo.GetByID(ctx, uint(likeID))
	if err != nil {
		return false, err
	}
	if like == nil {
		return false, fmt.Errorf("like not found")
	}

	// Check ownership
	if like.UserID != userID {
		return false, fmt.Errorf("unauthorized")
	}

	// Call like repository
	err = r.App.LikeRepo.Delete(ctx, uint(likeID))
	if err != nil {
		return false, err
	}

	return true, nil
}

// CreateBookmark is the resolver for the createBookmark field.
func (r *mutationResolver) CreateBookmark(ctx context.Context, input model.BookmarkInput) (*model.Bookmark, error) {
	// Validate input
	if _, err := govalidator.ValidateStruct(input); err != nil {
		return nil, fmt.Errorf("invalid input: %w", err)
	}

	// Get user ID from context
	userID, ok := platform_auth.GetUserIDFromContext(ctx)
	if !ok {
		return nil, fmt.Errorf("unauthorized")
	}

	// Parse work ID
	workID, err := strconv.ParseUint(input.WorkID, 10, 32)
	if err != nil {
		return nil, fmt.Errorf("invalid work ID: %v", err)
	}

	// Create domain model
	bookmark := &domain.Bookmark{
		UserID: userID,
		WorkID: uint(workID),
	}
	if input.Name != nil {
		bookmark.Name = *input.Name
	}

	// Call bookmark repository
	err = r.App.BookmarkRepo.Create(ctx, bookmark)
	if err != nil {
		return nil, err
	}

	// Convert to GraphQL model
	return &model.Bookmark{
		ID:   fmt.Sprintf("%d", bookmark.ID),
		Name: &bookmark.Name,
		User: &model.User{ID: fmt.Sprintf("%d", userID)},
		Work: &model.Work{ID: fmt.Sprintf("%d", workID)},
	}, nil
}

// DeleteBookmark is the resolver for the deleteBookmark field.
func (r *mutationResolver) DeleteBookmark(ctx context.Context, id string) (bool, error) {
	// Get user ID from context
	userID, ok := platform_auth.GetUserIDFromContext(ctx)
	if !ok {
		return false, fmt.Errorf("unauthorized")
	}

	// Parse bookmark ID
	bookmarkID, err := strconv.ParseUint(id, 10, 32)
	if err != nil {
		return false, fmt.Errorf("invalid bookmark ID: %v", err)
	}

	// Fetch the existing bookmark
	bookmark, err := r.App.BookmarkRepo.GetByID(ctx, uint(bookmarkID))
	if err != nil {
		return false, err
	}
	if bookmark == nil {
		return false, fmt.Errorf("bookmark not found")
	}

	// Check ownership
	if bookmark.UserID != userID {
		return false, fmt.Errorf("unauthorized")
	}

	// Call bookmark repository
	err = r.App.BookmarkRepo.Delete(ctx, uint(bookmarkID))
	if err != nil {
		return false, err
	}

	return true, nil
}

// CreateContribution is the resolver for the createContribution field.
func (r *mutationResolver) CreateContribution(ctx context.Context, input model.ContributionInput) (*model.Contribution, error) {
	panic(fmt.Errorf("not implemented: CreateContribution - createContribution"))
}

// UpdateContribution is the resolver for the updateContribution field.
func (r *mutationResolver) UpdateContribution(ctx context.Context, id string, input model.ContributionInput) (*model.Contribution, error) {
	panic(fmt.Errorf("not implemented: UpdateContribution - updateContribution"))
}

// DeleteContribution is the resolver for the deleteContribution field.
func (r *mutationResolver) DeleteContribution(ctx context.Context, id string) (bool, error) {
	panic(fmt.Errorf("not implemented: DeleteContribution - deleteContribution"))
}

// ReviewContribution is the resolver for the reviewContribution field.
func (r *mutationResolver) ReviewContribution(ctx context.Context, id string, status model.ContributionStatus, feedback *string) (*model.Contribution, error) {
	panic(fmt.Errorf("not implemented: ReviewContribution - reviewContribution"))
}

// Logout is the resolver for the logout field.
func (r *mutationResolver) Logout(ctx context.Context) (bool, error) {
	panic(fmt.Errorf("not implemented: Logout - logout"))
}

// RefreshToken is the resolver for the refreshToken field.
func (r *mutationResolver) RefreshToken(ctx context.Context) (*model.AuthPayload, error) {
	panic(fmt.Errorf("not implemented: RefreshToken - refreshToken"))
}

// ForgotPassword is the resolver for the forgotPassword field.
func (r *mutationResolver) ForgotPassword(ctx context.Context, email string) (bool, error) {
	panic(fmt.Errorf("not implemented: ForgotPassword - forgotPassword"))
}

// ResetPassword is the resolver for the resetPassword field.
func (r *mutationResolver) ResetPassword(ctx context.Context, token string, newPassword string) (bool, error) {
	panic(fmt.Errorf("not implemented: ResetPassword - resetPassword"))
}

// VerifyEmail is the resolver for the verifyEmail field.
func (r *mutationResolver) VerifyEmail(ctx context.Context, token string) (bool, error) {
	panic(fmt.Errorf("not implemented: VerifyEmail - verifyEmail"))
}

// ResendVerificationEmail is the resolver for the resendVerificationEmail field.
func (r *mutationResolver) ResendVerificationEmail(ctx context.Context, email string) (bool, error) {
	panic(fmt.Errorf("not implemented: ResendVerificationEmail - resendVerificationEmail"))
}

// UpdateProfile is the resolver for the updateProfile field.
func (r *mutationResolver) UpdateProfile(ctx context.Context, input model.UserInput) (*model.User, error) {
	panic(fmt.Errorf("not implemented: UpdateProfile - updateProfile"))
}

// ChangePassword is the resolver for the changePassword field.
func (r *mutationResolver) ChangePassword(ctx context.Context, currentPassword string, newPassword string) (bool, error) {
	panic(fmt.Errorf("not implemented: ChangePassword - changePassword"))
}

// Work is the resolver for the work field.
func (r *queryResolver) Work(ctx context.Context, id string) (*model.Work, error) {
	workID, err := strconv.ParseUint(id, 10, 32)
	if err != nil {
		return nil, fmt.Errorf("invalid work ID: %v", err)
	}

	work, err := r.App.WorkQueries.GetWorkByID(ctx, uint(workID))
	if err != nil {
		return nil, err
	}
	if work == nil {
		return nil, nil
	}

	// Content resolved via Localization service
	content, err := r.App.Localization.GetWorkContent(ctx, work.ID, work.Language)
	if err != nil {
		// Log error but don't fail the request
		log.Printf("could not resolve content for work %d: %v", work.ID, err)
	}

	return &model.Work{
		ID:       id,
		Name:     work.Title,
		Language: work.Language,
		Content:  &content,
	}, nil
}

// Works is the resolver for the works field.
func (r *queryResolver) Works(ctx context.Context, limit *int32, offset *int32, language *string, authorID *string, categoryID *string, tagID *string, search *string) ([]*model.Work, error) {
	// This resolver has complex logic that should be moved to the application layer.
	// For now, I will just call the ListWorks query.
	// A proper implementation would have specific query methods for each filter.
	page := 1
	pageSize := 20
	if limit != nil {
		pageSize = int(*limit)
	}
	if offset != nil {
		page = int(*offset)/pageSize + 1
	}

	paginatedResult, err := r.App.WorkQueries.ListWorks(ctx, page, pageSize)
	if err != nil {
		return nil, err
	}

	// Convert to GraphQL model
	var result []*model.Work
	for _, w := range paginatedResult.Items {
		content, _ := r.App.Localization.GetWorkContent(ctx, w.ID, w.Language)
		result = append(result, &model.Work{
			ID:       fmt.Sprintf("%d", w.ID),
			Name:     w.Title,
			Language: w.Language,
			Content:  &content,
		})
	}
	return result, nil
}

// Translation is the resolver for the translation field.
func (r *queryResolver) Translation(ctx context.Context, id string) (*model.Translation, error) {
	panic(fmt.Errorf("not implemented: Translation - translation"))
}

// Translations is the resolver for the translations field.
func (r *queryResolver) Translations(ctx context.Context, workID string, language *string, limit *int32, offset *int32) ([]*model.Translation, error) {
	panic(fmt.Errorf("not implemented: Translations - translations"))
}

// Author is the resolver for the author field.
func (r *queryResolver) Author(ctx context.Context, id string) (*model.Author, error) {
	panic(fmt.Errorf("not implemented: Author - author"))
}

// Authors is the resolver for the authors field.
func (r *queryResolver) Authors(ctx context.Context, limit *int32, offset *int32, search *string, countryID *string) ([]*model.Author, error) {
	var authors []domain.Author
	var err error

	if countryID != nil {
		countryIDUint, err := strconv.ParseUint(*countryID, 10, 32)
		if err != nil {
			return nil, err
		}
		authors, err = r.App.AuthorRepo.ListByCountryID(ctx, uint(countryIDUint))
	} else {
		result, err := r.App.AuthorRepo.List(ctx, 1, 1000) // Use pagination
		if err != nil {
			return nil, err
		}
		authors = result.Items
	}

	if err != nil {
		return nil, err
	}

	// Convert to GraphQL model; resolve biography via Localization service
	var result []*model.Author
	for _, a := range authors {
		var bio *string
		if r.App.Localization != nil {
			if b, err := r.App.Localization.GetAuthorBiography(ctx, a.ID, a.Language); err == nil && b != "" {
				bio = &b
			}
		}
		result = append(result, &model.Author{
			ID:        fmt.Sprintf("%d", a.ID),
			Name:      a.Name,
			Language:  a.Language,
			Biography: bio,
		})
	}

	return result, nil
}

// User is the resolver for the user field.
func (r *queryResolver) User(ctx context.Context, id string) (*model.User, error) {
	panic(fmt.Errorf("not implemented: User - user"))
}

// UserByEmail is the resolver for the userByEmail field.
func (r *queryResolver) UserByEmail(ctx context.Context, email string) (*model.User, error) {
	panic(fmt.Errorf("not implemented: UserByEmail - userByEmail"))
}

// UserByUsername is the resolver for the userByUsername field.
func (r *queryResolver) UserByUsername(ctx context.Context, username string) (*model.User, error) {
	panic(fmt.Errorf("not implemented: UserByUsername - userByUsername"))
}

// Users is the resolver for the users field.
func (r *queryResolver) Users(ctx context.Context, limit *int32, offset *int32, role *model.UserRole) ([]*model.User, error) {
	var users []domain.User
	var err error

	if role != nil {
		// Convert GraphQL role to model role
		var modelRole domain.UserRole
		switch *role {
		case model.UserRoleReader:
			modelRole = domain.UserRoleReader
		case model.UserRoleContributor:
			modelRole = domain.UserRoleContributor
		case model.UserRoleReviewer:
			modelRole = domain.UserRoleReviewer
		case model.UserRoleEditor:
			modelRole = domain.UserRoleEditor
		case model.UserRoleAdmin:
			modelRole = domain.UserRoleAdmin
		default:
			return nil, fmt.Errorf("invalid user role: %s", *role)
		}
		users, err = r.App.UserRepo.ListByRole(ctx, modelRole)
	} else {
		result, err := r.App.UserRepo.List(ctx, 1, 1000) // Use pagination
		if err != nil {
			return nil, err
		}
		users = result.Items
	}

	if err != nil {
		return nil, err
	}

	// Convert to GraphQL model
	var result []*model.User
	for _, u := range users {
		// Convert model role to GraphQL role
		var graphqlRole model.UserRole
		switch u.Role {
		case domain.UserRoleReader:
			graphqlRole = model.UserRoleReader
		case domain.UserRoleContributor:
			graphqlRole = model.UserRoleContributor
		case domain.UserRoleReviewer:
			graphqlRole = model.UserRoleReviewer
		case domain.UserRoleEditor:
			graphqlRole = model.UserRoleEditor
		case domain.UserRoleAdmin:
			graphqlRole = model.UserRoleAdmin
		default:
			graphqlRole = model.UserRoleReader
		}

		result = append(result, &model.User{
			ID:       fmt.Sprintf("%d", u.ID),
			Username: u.Username,
			Email:    u.Email,
			Role:     graphqlRole,
		})
	}

	return result, nil
}

// Me is the resolver for the me field.
func (r *queryResolver) Me(ctx context.Context) (*model.User, error) {
	panic(fmt.Errorf("not implemented: Me - me"))
}

// UserProfile is the resolver for the userProfile field.
func (r *queryResolver) UserProfile(ctx context.Context, userID string) (*model.UserProfile, error) {
	panic(fmt.Errorf("not implemented: UserProfile - userProfile"))
}

// Collection is the resolver for the collection field.
func (r *queryResolver) Collection(ctx context.Context, id string) (*model.Collection, error) {
	panic(fmt.Errorf("not implemented: Collection - collection"))
}

// Collections is the resolver for the collections field.
func (r *queryResolver) Collections(ctx context.Context, userID *string, limit *int32, offset *int32) ([]*model.Collection, error) {
	panic(fmt.Errorf("not implemented: Collections - collections"))
}

// Tag is the resolver for the tag field.
func (r *queryResolver) Tag(ctx context.Context, id string) (*model.Tag, error) {
	tagID, err := strconv.ParseUint(id, 10, 32)
	if err != nil {
		return nil, err
	}

	tag, err := r.App.TagRepo.GetByID(ctx, uint(tagID))
	if err != nil {
		return nil, err
	}

	return &model.Tag{
		ID:   fmt.Sprintf("%d", tag.ID),
		Name: tag.Name,
	}, nil
}

// Tags is the resolver for the tags field.
func (r *queryResolver) Tags(ctx context.Context, limit *int32, offset *int32) ([]*model.Tag, error) {
	paginatedResult, err := r.App.TagRepo.List(ctx, 1, 1000) // Use pagination
	if err != nil {
		return nil, err
	}

	// Convert to GraphQL model
	var result []*model.Tag
	for _, t := range paginatedResult.Items {
		result = append(result, &model.Tag{
			ID:   fmt.Sprintf("%d", t.ID),
			Name: t.Name,
		})
	}

	return result, nil
}

// Category is the resolver for the category field.
func (r *queryResolver) Category(ctx context.Context, id string) (*model.Category, error) {
	categoryID, err := strconv.ParseUint(id, 10, 32)
	if err != nil {
		return nil, err
	}

	category, err := r.App.CategoryRepo.GetByID(ctx, uint(categoryID))
	if err != nil {
		return nil, err
	}

	return &model.Category{
		ID:   fmt.Sprintf("%d", category.ID),
		Name: category.Name,
	}, nil
}

// Categories is the resolver for the categories field.
func (r *queryResolver) Categories(ctx context.Context, limit *int32, offset *int32) ([]*model.Category, error) {
	paginatedResult, err := r.App.CategoryRepo.List(ctx, 1, 1000)
	if err != nil {
		return nil, err
	}

	// Convert to GraphQL model
	var result []*model.Category
	for _, c := range paginatedResult.Items {
		result = append(result, &model.Category{
			ID:   fmt.Sprintf("%d", c.ID),
			Name: c.Name,
		})
	}

	return result, nil
}

// Comment is the resolver for the comment field.
func (r *queryResolver) Comment(ctx context.Context, id string) (*model.Comment, error) {
	panic(fmt.Errorf("not implemented: Comment - comment"))
}

// Comments is the resolver for the comments field.
func (r *queryResolver) Comments(ctx context.Context, workID *string, translationID *string, userID *string, limit *int32, offset *int32) ([]*model.Comment, error) {
	panic(fmt.Errorf("not implemented: Comments - comments"))
}

// Search is the resolver for the search field.
func (r *queryResolver) Search(ctx context.Context, query string, limit *int32, offset *int32, filters *model.SearchFilters) (*model.SearchResults, error) {
	panic(fmt.Errorf("not implemented: Search - search"))
}

// Mutation returns MutationResolver implementation.
func (r *Resolver) Mutation() MutationResolver { return &mutationResolver{r} }

// Query returns QueryResolver implementation.
func (r *Resolver) Query() QueryResolver { return &queryResolver{r} }

type mutationResolver struct{ *Resolver }
type queryResolver struct{ *Resolver }