const { Plugin, ItemView, WorkspaceLeaf } = require('obsidian');

const { GraphView, GRAPH_VIEW_TYPE } = require('/src/views/GraphView.js');
const { ChatView, CHAT_VIEW_TYPE } = require('./src/views/ChatView.js');

const { EventBus } = require('./src/utils/EventBus.js');

// ----------------------------------------------- Settings ---------------------------------------------------------------

const DEFAULT_SETTINGS = {
    apiBaseUrl: 'http://localhost:5000/api'
};

// ----------------------------------------------- Main Plugin Class ---------------------------------------------------------------

class LLMAgentPlugin extends Plugin {
    constructor() {
        super();
        this.eventBus = new EventBus();
        this.settings = DEFAULT_SETTINGS;
    }

    async onload() {
        await this.loadSettings();
        
        // Регистрируем кастомные views
        this.registerView(GRAPH_VIEW_TYPE, (leaf) => new GraphView(leaf, this));
        this.registerView(CHAT_VIEW_TYPE, (leaf) => new ChatView(leaf, this));

        // Добавляем команды
        this.addCommand({
            id: 'open-llm-agent-graph',
            name: 'Открыть граф диалогов LLM Agent',
            callback: () => this.activateGraphView(),
        });

        this.addCommand({
            id: 'open-llm-agent-chat',
            name: 'Открыть чат LLM Agent',
            callback: () => this.activateChatView(),
        });

        this.addCommand({
            id: 'new-llm-agent-chat',
            name: 'Новый чат LLM Agent',
            callback: () => this.handleNewChat(),
        });

        // Добавляем иконку в ribbon
        this.addRibbonIcon('brain-circuit', 'LLM Agent', () => {
            this.activateGraphView();
            this.activateChatView();
        });

        console.log('LLM Agent plugin загружен');
    }

    onunload() {
        console.log('LLM Agent plugin выгружен');
    }

    // ----------------------------------------------- Settings Management ---------------------------------------------------------------

    async loadSettings() {
        this.settings = Object.assign({}, DEFAULT_SETTINGS, await this.loadData());
    }

    async saveSettings() {
        await this.saveData(this.settings);
    }

    // ----------------------------------------------- View Management ---------------------------------------------------------------

    async activateGraphView() {
        const existingLeaf = this.app.workspace.getLeavesOfType(GRAPH_VIEW_TYPE)[0];
        if (existingLeaf) {
            this.app.workspace.revealLeaf(existingLeaf);
        } else {
            await this.app.workspace.getLeaf('tab').setViewState({
                type: GRAPH_VIEW_TYPE,
                active: true,
            });
        }
    }

    async activateChatView() {
        const existingLeaf = this.app.workspace.getLeavesOfType(CHAT_VIEW_TYPE)[0];
        if (existingLeaf) {
            this.app.workspace.revealLeaf(existingLeaf);
        } else {
            await this.app.workspace.getRightLeaf(false).setViewState({
                type: CHAT_VIEW_TYPE,
                active: true,
            });
        }
    }

    // ----------------------------------------------- Event Handlers ---------------------------------------------------------------

    handleNewChat() {
        this.eventBus.emit('new-chat');
    }
}

module.exports = LLMAgentPlugin;