import { nextTick } from 'vue'
import { MessageInfo } from '@/types/interfaces/conversationInfo'
import { MessageTypeEnum } from '@/types/enums/agent'
import { MessageStatusEnum } from '@/types/enums/common'
import AgentDetailData from './AgentDetailData.uts'
import AgentDetailUtils from './AgentDetailUtils.uts'

/**
 * 组件管理层：负责组件的引用管理和更新
 */
export default class ComponentManager {
	private data: AgentDetailData
	constructor(private data: AgentDetailData) {
		this.data = data
	}

	/**
	 * 设置消息组件引用
	 */
	setMessageRef(el: any, messageId: string): void {
		if (el) {
			this.data.messageRefs.value[messageId] = el
		}
	}

	/**
	 * 移除消息组件引用
	 */
	removeMessageRef(messageId: string): void {
		if (this.data.messageRefs.value[messageId]) {
			delete this.data.messageRefs.value[messageId]
		}
	}

	/**
	 * 更新消息组件
	 */
	async updateMessageComponent(messageId: string, newData: any): Promise<void> {
		const messageRef = this.data.messageRefs.value[messageId]
		if (messageRef) {
			try {
				if (typeof messageRef.updateMessage === 'function') {
					await messageRef.updateMessage(newData)
				} else {
					// 备用方案：强制触发组件更新
					await nextTick()
					const message = this.data.messageList.value.find(msg => msg.id === messageId)
					if (message) {
						message.lastUpdateTime = Date.now()
						this.data.messageList.value = [...this.data.messageList.value]
					}
				}
			} catch (error) {
				console.error(`更新消息组件 ${messageId} 失败:`, error)
				// 错误恢复：使用备用方案
				try {
					await nextTick()
					const message = this.data.messageList.value.find(msg => msg.id === messageId)
					if (message) {
						message.lastUpdateTime = Date.now()
						this.data.messageList.value = [...this.data.messageList.value]
					}
				} catch (backupError) {
					console.error('备用方案也失败了:', backupError)
				}
			}
		}
	}

	/**
	 * 根据状态枚举确定状态
	 */
	determineState(status: MessageStatusEnum): number {
		switch (status) {
			case MessageStatusEnum.Loading:
				return 1
			case MessageStatusEnum.Incomplete:
				return 2
			case MessageStatusEnum.Complete:
				return 3
			case MessageStatusEnum.Error:	
				return 4
			default:
				return 3
		}
	}

	/**
	 * 将MessageInfo转换为MsgItem格式
	 */
	convertMessageInfoToMsgItem(messageInfo: MessageInfo): any {
		return {
			_id: messageInfo.id?.toString() || '',
			from_uid: messageInfo.messageType === MessageTypeEnum.ASSISTANT ? 'uni-ai' : 'user',
			// thinkContent: messageInfo.text || messageInfo.think || '',
			// body: messageInfo.text || messageInfo.think || '',
			thinkContent: messageInfo.think || '',
			body: messageInfo.text || '',
			create_time: new Date(messageInfo.time || Date.now()).getTime(),
			state: this.determineState(messageInfo.status),
			chat_id: 'chat-' + this.data.conversationId.value,
			// markdownElList: [],
			// markdownElList: messageInfo.markdownElList || [],
			rendered: false,
			// 传递processingList用于自定义组件渲染（历史消息的工具调用等）
			processingList: messageInfo.processingList || []
		} as any
	}
}