package cache

import (
	"carrot_bbs/internal/model"
	"carrot_bbs/internal/repository"
)

// ConversationRepositoryAdapter 适配 MessageRepository 到 ConversationRepository 接口
type ConversationRepositoryAdapter struct {
	repo *repository.MessageRepository
}

// NewConversationRepositoryAdapter 创建适配器
func NewConversationRepositoryAdapter(repo *repository.MessageRepository) ConversationRepository {
	return &ConversationRepositoryAdapter{repo: repo}
}

// GetConversationByID 实现 ConversationRepository 接口
func (a *ConversationRepositoryAdapter) GetConversationByID(convID string) (*model.Conversation, error) {
	return a.repo.GetConversation(convID)
}

// GetConversationsByUserID 实现 ConversationRepository 接口
func (a *ConversationRepositoryAdapter) GetConversationsByUserID(userID string, page, pageSize int) ([]*model.Conversation, int64, error) {
	return a.repo.GetConversations(userID, page, pageSize)
}

// GetParticipant 实现 ConversationRepository 接口
func (a *ConversationRepositoryAdapter) GetParticipant(convID, userID string) (*model.ConversationParticipant, error) {
	return a.repo.GetParticipant(convID, userID)
}

// GetParticipants 实现 ConversationRepository 接口
func (a *ConversationRepositoryAdapter) GetParticipants(convID string) ([]*model.ConversationParticipant, error) {
	return a.repo.GetConversationParticipants(convID)
}

// GetUnreadCount 实现 ConversationRepository 接口
func (a *ConversationRepositoryAdapter) GetUnreadCount(userID, convID string) (int64, error) {
	return a.repo.GetUnreadCount(convID, userID)
}

// MessageRepositoryAdapter 适配 MessageRepository 到 MessageRepository 接口
type MessageRepositoryAdapter struct {
	repo *repository.MessageRepository
}

// NewMessageRepositoryAdapter 创建适配器
func NewMessageRepositoryAdapter(repo *repository.MessageRepository) MessageRepository {
	return &MessageRepositoryAdapter{repo: repo}
}

// GetMessages 实现 MessageRepository 接口
func (a *MessageRepositoryAdapter) GetMessages(convID string, page, pageSize int) ([]*model.Message, int64, error) {
	return a.repo.GetMessages(convID, page, pageSize)
}

// GetMessagesAfterSeq 实现 MessageRepository 接口
func (a *MessageRepositoryAdapter) GetMessagesAfterSeq(convID string, afterSeq int64, limit int) ([]*model.Message, error) {
	return a.repo.GetMessagesAfterSeq(convID, afterSeq, limit)
}

// GetMessagesBeforeSeq 实现 MessageRepository 接口
func (a *MessageRepositoryAdapter) GetMessagesBeforeSeq(convID string, beforeSeq int64, limit int) ([]*model.Message, error) {
	return a.repo.GetMessagesBeforeSeq(convID, beforeSeq, limit)
}

// CreateMessage 实现 MessageRepository 接口
func (a *MessageRepositoryAdapter) CreateMessage(msg *model.Message) error {
	return a.repo.CreateMessage(msg)
}

// UpdateConversationLastSeq 实现 MessageRepository 接口
func (a *MessageRepositoryAdapter) UpdateConversationLastSeq(convID string, seq int64) error {
	return a.repo.UpdateConversationLastSeq(convID, seq)
}