/**
 * GridManager - Simplified grid manager using centralized GridRenderer
 * Delegates DOM rendering to GridRenderer, focuses on coordination
 */
import { eventBus } from '../core/EventBus';
import { CoreEvents } from '../constants/CoreEvents';
import { DateColumnDataSource } from '../datasources/DateColumnDataSource';
/**
 * Simplified GridManager focused on coordination, delegates rendering to GridRenderer
 */
export class GridManager {
    constructor(gridRenderer, dateService, config, eventManager) {
        this.container = null;
        this.currentDate = new Date();
        this.currentView = 'week';
        this.gridRenderer = gridRenderer;
        this.dateService = dateService;
        this.config = config;
        this.eventManager = eventManager;
        this.dataSource = new DateColumnDataSource(dateService, config, this.currentDate, this.currentView);
        this.init();
    }
    init() {
        this.findElements();
        this.subscribeToEvents();
    }
    findElements() {
        this.container = document.querySelector('swp-calendar-container');
    }
    subscribeToEvents() {
        // Listen for view changes
        eventBus.on(CoreEvents.VIEW_CHANGED, (e) => {
            const detail = e.detail;
            this.currentView = detail.currentView;
            this.dataSource.setCurrentView(this.currentView);
            this.render();
        });
        // Listen for navigation events from NavigationButtons
        eventBus.on(CoreEvents.NAVIGATION_COMPLETED, (e) => {
            const detail = e.detail;
            this.currentDate = detail.newDate;
            this.dataSource.setCurrentDate(this.currentDate);
            this.render();
        });
        // Listen for config changes that affect rendering
        eventBus.on(CoreEvents.REFRESH_REQUESTED, (e) => {
            this.render();
        });
        eventBus.on(CoreEvents.WORKWEEK_CHANGED, () => {
            this.render();
        });
    }
    /**
     * Main render method - delegates to GridRenderer
     * Note: CSS variables are automatically updated by ConfigManager when config changes
     */
    async render() {
        if (!this.container) {
            return;
        }
        // Get dates from datasource - single source of truth
        const dates = this.dataSource.getColumns();
        // Get events for the period from EventManager
        const startDate = dates[0];
        const endDate = dates[dates.length - 1];
        const events = await this.eventManager.getEventsForPeriod(startDate, endDate);
        // Delegate to GridRenderer with dates and events
        this.gridRenderer.renderGrid(this.container, this.currentDate, this.currentView, dates, events);
        // Emit grid rendered event
        eventBus.emit(CoreEvents.GRID_RENDERED, {
            container: this.container,
            currentDate: this.currentDate,
            dates: dates
        });
    }
}
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