/**
 * AllDayCoordinator - Orchestrates all-day event functionality
 *
 * NO STATE - Only coordinates between services
 * - Listens to EventBus events
 * - Delegates to specialized services
 * - Manages service lifecycle
 */
import { eventBus } from '../../core/EventBus';
import { ALL_DAY_CONSTANTS } from '../../configurations/CalendarConfig';
import { AllDayLayoutEngine } from '../../utils/AllDayLayoutEngine';
import { CoreEvents } from '../../constants/CoreEvents';
import { AllDayDomReader } from './AllDayDomReader';
import { ColumnDetectionUtils } from '../../utils/ColumnDetectionUtils';
/**
 * AllDayCoordinator - Orchestrates all-day event functionality
 * Replaces the monolithic AllDayManager with a coordinated service architecture
 */
export class AllDayCoordinator {
    constructor(eventManager, allDayEventRenderer, dateService, heightService, collapseService, dragService) {
        this.eventManager = eventManager;
        this.allDayEventRenderer = allDayEventRenderer;
        this.dateService = dateService;
        this.heightService = heightService;
        this.collapseService = collapseService;
        this.dragService = dragService;
        // Sync CSS variable with TypeScript constant
        document.documentElement.style.setProperty('--single-row-height', `${ALL_DAY_CONSTANTS.EVENT_HEIGHT}px`);
        this.setupEventListeners();
    }
    /**
     * Setup event listeners and delegate to services
     */
    setupEventListeners() {
        // Timed → All-day conversion
        eventBus.on('drag:mouseenter-header', (event) => {
            const payload = event.detail;
            if (payload.draggedClone.hasAttribute('data-allday'))
                return;
            console.log('🔄 AllDayCoordinator: Received drag:mouseenter-header', {
                targetDate: payload.targetColumn,
                originalElementId: payload.originalElement?.dataset?.eventId,
                originalElementTag: payload.originalElement?.tagName
            });
            this.dragService.handleConvertToAllDay(payload);
            // Recalculate layouts and height after timed → all-day conversion
            this.recalculateLayoutsAndHeight();
        });
        eventBus.on('drag:mouseleave-header', (event) => {
            const { originalElement } = event.detail;
            console.log('🚪 AllDayCoordinator: Received drag:mouseleave-header', {
                originalElementId: originalElement?.dataset?.eventId
            });
        });
        // All-day drag start
        eventBus.on('drag:start', (event) => {
            const payload = event.detail;
            if (!payload.draggedClone?.hasAttribute('data-allday'))
                return;
            this.allDayEventRenderer.handleDragStart(payload);
        });
        // All-day column change
        eventBus.on('drag:column-change', (event) => {
            const payload = event.detail;
            if (!payload.draggedClone?.hasAttribute('data-allday'))
                return;
            this.dragService.handleColumnChange(payload);
        });
        // Drag end
        eventBus.on('drag:end', (event) => {
            const dragEndPayload = event.detail;
            console.log('🎯 AllDayCoordinator: drag:end received', {
                target: dragEndPayload.target,
                originalElementTag: dragEndPayload.originalElement?.tagName,
                hasAllDayAttribute: dragEndPayload.originalElement?.hasAttribute('data-allday'),
                eventId: dragEndPayload.originalElement?.dataset.eventId
            });
            // Handle all-day → all-day drops (within header)
            if (dragEndPayload.target === 'swp-day-header') {
                console.log('✅ AllDayCoordinator: Handling all-day → all-day drop');
                this.dragService.handleDragEnd(dragEndPayload);
                // Recalculate layouts and height after all-day → all-day repositioning
                this.recalculateLayoutsAndHeight();
                return;
            }
            // Handle all-day → timed conversion (dropped in column)
            if (dragEndPayload.target === 'swp-day-column' &&
                dragEndPayload.originalElement?.hasAttribute('data-allday')) {
                const eventId = dragEndPayload.originalElement.dataset.eventId;
                console.log('🔄 AllDayCoordinator: All-day → timed conversion', {
                    eventId
                });
                // Remove event element from DOM
                const container = AllDayDomReader.getAllDayContainer();
                const eventElement = container?.querySelector(`[data-event-id="${eventId}"]`);
                if (eventElement) {
                    eventElement.remove();
                }
                // Recalculate layouts and height after event removal
                this.recalculateLayoutsAndHeight();
            }
        });
        // Drag cancelled
        eventBus.on('drag:cancelled', (event) => {
            const { draggedElement, reason } = event.detail;
            console.log('🚫 AllDayCoordinator: Drag cancelled', {
                eventId: draggedElement?.dataset?.eventId,
                reason
            });
        });
        // Header ready - render all-day events
        eventBus.on('header:ready', async (event) => {
            const headerReadyEventPayload = event.detail;
            const startDate = new Date(headerReadyEventPayload.headerElements.at(0).date);
            const endDate = new Date(headerReadyEventPayload.headerElements.at(-1).date);
            const events = await this.eventManager.getEventsForPeriod(startDate, endDate);
            // Filter for all-day events
            const allDayEvents = events.filter(event => event.allDay);
            // Calculate layouts
            const layouts = this.calculateAllDayEventsLayout(allDayEvents, headerReadyEventPayload.headerElements);
            // Render events
            this.allDayEventRenderer.renderAllDayEventsForPeriod(layouts);
            // Initialize collapse/expand UI and calculate height
            this.collapseService.initializeUI();
        });
        // View changed
        eventBus.on(CoreEvents.VIEW_CHANGED, (event) => {
            this.allDayEventRenderer.handleViewChanged(event);
        });
    }
    /**
     * Calculate layout for ALL all-day events using AllDayLayoutEngine
     */
    calculateAllDayEventsLayout(events, dayHeaders) {
        // Initialize layout engine with provided week dates
        const layoutEngine = new AllDayLayoutEngine(dayHeaders.map(column => column.date));
        // Calculate layout for all events together
        return layoutEngine.calculateLayout(events);
    }
    /**
     * Recalculate layouts and update height
     * Called after events are added/removed/moved in all-day area
     * Uses AllDayLayoutEngine to optimally reorganize all events
     */
    recalculateLayoutsAndHeight() {
        // 1. Read current events from DOM
        const events = AllDayDomReader.getEventsAsData();
        const weekDates = ColumnDetectionUtils.getColumns();
        // 2. Calculate optimal layouts using greedy algorithm
        const layouts = this.calculateAllDayEventsLayout(events, weekDates);
        // 3. Apply layouts to DOM
        this.dragService.applyLayoutUpdates(layouts);
        // 4. Calculate max row from NEW layouts
        const maxRow = layouts.length > 0 ? Math.max(...layouts.map(l => l.row)) : 0;
        // 5. Check if collapsed state should be maintained
        const isExpanded = AllDayDomReader.isExpanded();
        const targetRows = isExpanded ? maxRow : Math.min(maxRow, ALL_DAY_CONSTANTS.MAX_COLLAPSED_ROWS);
        // 6. Animate height to target
        this.heightService.animateToRows(targetRows);
    }
    /**
     * Public API for collapsing all-day row
     */
    collapseAllDayRow() {
        this.heightService.collapseAllDayRow();
    }
}
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