Improves drag-drop event system with type safety

Introduces dedicated TypeScript interfaces for all drag-and-drop event payloads, enhancing type safety and developer experience.

Centralizes drag event detection and emission within `DragDropManager`. Refactors `AllDayManager`, `HeaderManager`, and `EventRendererManager` to subscribe to these typed events, improving decoupling and clarifying responsibilities.

Resolves known inconsistencies in drag event payloads, especially for all-day event conversions. Adds a comprehensive analysis document (`docs/EventSystem-Analysis.md`) detailing the event system and planned improvements.
This commit is contained in:
Janus C. H. Knudsen 2025-09-21 15:48:13 +02:00
parent b4f5b29da3
commit c7dcfbbaed
7 changed files with 583 additions and 410 deletions

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@ -0,0 +1,161 @@
# Calendar Event System Analysis
## Overview
Analysis of all events used in the Calendar Plantempus system, categorized by type and usage.
## Core Events (25 events)
*Defined in `src/constants/CoreEvents.ts`*
### Lifecycle Events (3)
- `core:initialized` - Calendar initialization complete
- `core:ready` - Calendar ready for use
- `core:destroyed` - Calendar cleanup complete
### View Events (3)
- `view:changed` - Calendar view changed (day/week/month)
- `view:rendered` - View rendering complete
- `workweek:changed` - Work week configuration changed
### Navigation Events (4)
- `nav:date-changed` - Current date changed
- `nav:navigation-completed` - Navigation animation/transition complete
- `nav:period-info-update` - Week/period information updated
- `nav:navigate-to-event` - Request to navigate to specific event
### Data Events (4)
- `data:loading` - Data fetch started
- `data:loaded` - Data fetch completed
- `data:error` - Data fetch error
- `data:events-filtered` - Events filtered
### Grid Events (3)
- `grid:rendered` - Grid rendering complete
- `grid:clicked` - Grid cell clicked
- `grid:cell-selected` - Grid cell selected
### Event Management (4)
- `event:created` - New event created
- `event:updated` - Event updated
- `event:deleted` - Event deleted
- `event:selected` - Event selected
### System Events (2)
- `system:error` - System error occurred
- `system:refresh` - Refresh requested
### Filter Events (1)
- `filter:changed` - Event filter changed
### Rendering Events (1)
- `events:rendered` - Events rendering complete
## Custom Events (22 events)
*Used throughout the system for specific functionality*
### Drag & Drop Events (12)
- `drag:start` - Drag operation started
- `drag:move` - Drag operation in progress
- `drag:end` - Drag operation ended
- `drag:auto-scroll` - Auto-scroll during drag
- `drag:column-change` - Dragged to different column
- `drag:mouseenter-header` - Mouse entered header during drag
- `drag:mouseleave-header` - Mouse left header during drag
- `drag:convert-to-time_event` - Convert all-day to timed event
### Event Interaction (2)
- `event:click` - Event clicked (no drag)
- `event:clicked` - Event clicked (legacy)
### Header Events (3)
- `header:mouseleave` - Mouse left header area
- `header:height-changed` - Header height changed
- `header:rebuilt` - Header DOM rebuilt
### All-Day Events (1)
- `allday:ensure-container` - Ensure all-day container exists
### Column Events (1)
- `column:mouseover` - Mouse over column
### Scroll Events (1)
- `scroll:to-event-time` - Scroll to specific event time
### Workweek Events (1)
- `workweek:header-update` - Update header after workweek change
### Navigation Events (1)
- `navigation:completed` - Navigation completed (different from core event)
## Event Payload Analysis
### Type Safety Issues Found
#### 1. AllDayManager Event Mismatch
**File:** `src/managers/AllDayManager.ts:33-34`
```typescript
// Expected payload:
const { targetDate, originalElement } = (event as CustomEvent).detail;
// Actual payload from DragDropManager:
{
targetDate: string,
mousePosition: { x: number, y: number },
originalElement: HTMLElement,
cloneElement: HTMLElement | null
}
```
#### 2. Inconsistent Event Signatures
Multiple events have different payload structures across different emitters/listeners.
#### 3. No Type Safety
All events use `(event as CustomEvent).detail` without proper TypeScript interfaces.
## Event Usage Statistics
### Most Used Events
1. **Drag Events** - 12 different types, used heavily in drag-drop system
2. **Core Navigation** - 4 types, used across all managers
3. **Grid Events** - 3 types, fundamental to calendar rendering
4. **Header Events** - 3 types, critical for all-day functionality
### Critical Events (High Impact)
- `drag:mouseenter-header` / `drag:mouseleave-header` - Core drag functionality
- `nav:navigation-completed` - Synchronizes multiple managers
- `grid:rendered` - Triggers event rendering
- `events:rendered` - Triggers filtering system
### Simple Events (Low Impact)
- `header:height-changed` - Simple notification
- `allday:ensure-container` - Simple request
- `system:refresh` - Simple trigger
## Recommendations
### Priority 1: Fix Critical Issues
1. Fix AllDayManager event signature mismatch
2. Standardize drag event payloads
3. Document current event contracts
### Priority 2: Type Safety Implementation
1. Create TypeScript interfaces for all event payloads
2. Implement type-safe EventBus
3. Migrate drag events first (highest complexity)
### Priority 3: System Cleanup
1. Consolidate duplicate events (`event:click` vs `event:clicked`)
2. Standardize event naming conventions
3. Remove unused events
## Total Event Count
- **Core Events:** 25
- **Custom Events:** 22
- **Total:** 47 unique event types
## Files Analyzed
- `src/constants/CoreEvents.ts`
- `src/managers/*.ts` (8 files)
- `src/renderers/*.ts` (4 files)
- `src/core/CalendarConfig.ts`
*Analysis completed: 2025-09-20*

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@ -4,6 +4,12 @@ import { eventBus } from '../core/EventBus';
import { ALL_DAY_CONSTANTS } from '../core/CalendarConfig';
import { AllDayEventRenderer } from '../renderers/AllDayEventRenderer';
import { CalendarEvent } from '../types/CalendarTypes';
import {
DragMouseEnterHeaderEventPayload,
DragStartEventPayload,
DragMoveEventPayload,
DragEndEventPayload
} from '../types/EventTypes';
/**
* AllDayManager - Handles all-day row height animations and management
@ -28,14 +34,20 @@ export class AllDayManager {
* Setup event listeners for drag conversions
*/
private setupEventListeners(): void {
eventBus.on('drag:convert-to-allday_event', (event) => {
const { targetDate, originalElement } = (event as CustomEvent).detail;
console.log('🔄 AllDayManager: Received drag:convert-to-allday_event', {
eventBus.on('drag:mouseenter-header', (event) => {
const { targetDate, mousePosition, originalElement, cloneElement } = (event as CustomEvent<DragMouseEnterHeaderEventPayload>).detail;
console.log('🔄 AllDayManager: Received drag:mouseenter-header', {
targetDate,
originalElementId: originalElement?.dataset?.eventId,
originalElementTag: originalElement?.tagName
});
this.handleConvertToAllDay(targetDate, originalElement);
if (targetDate && cloneElement) {
this.handleConvertToAllDay(targetDate, cloneElement);
}
});
@ -53,20 +65,25 @@ export class AllDayManager {
// Listen for drag operations on all-day events
eventBus.on('drag:start', (event) => {
const { eventId, mouseOffset } = (event as CustomEvent).detail;
const { draggedElement, mouseOffset } = (event as CustomEvent<DragStartEventPayload>).detail;
// Check if this is an all-day event
const originalElement = document.querySelector(`swp-allday-container swp-allday-event[data-event-id="${eventId}"]`);
if (!originalElement) return; // Not an all-day event
// Check if this is an all-day event by checking if it's in all-day container
const isAllDayEvent = draggedElement.closest('swp-allday-container');
if (!isAllDayEvent) return; // Not an all-day event
const eventId = draggedElement.dataset.eventId;
console.log('🎯 AllDayManager: Starting drag for all-day event', { eventId });
this.handleDragStart(originalElement as HTMLElement, eventId, mouseOffset);
this.handleDragStart(draggedElement, eventId || '', mouseOffset);
});
eventBus.on('drag:move', (event) => {
const { eventId, mousePosition } = (event as CustomEvent).detail;
const { draggedElement, mousePosition } = (event as CustomEvent<DragMoveEventPayload>).detail;
// Only handle for all-day events
// Only handle for all-day events - check if original element is all-day
const isAllDayEvent = draggedElement.closest('swp-allday-container');
if (!isAllDayEvent) return;
const eventId = draggedElement.dataset.eventId;
const dragClone = document.querySelector(`swp-allday-container swp-allday-event[data-event-id="clone-${eventId}"]`);
if (dragClone) {
this.handleDragMove(dragClone as HTMLElement, mousePosition);
@ -74,26 +91,21 @@ export class AllDayManager {
});
eventBus.on('drag:end', (event) => {
const { draggedElement, mousePosition, finalPosition, target } = (event as CustomEvent<DragEndEventPayload>).detail;
const { eventId, finalColumn, finalY, dropTarget } = (event as CustomEvent).detail;
if (dropTarget != 'SWP-DAY-HEADER')//we are not inside the swp-day-header, so just ignore.
if (target != 'swp-day-header') // we are not inside the swp-day-header, so just ignore.
return;
const eventId = draggedElement.dataset.eventId;
console.log('🎬 AllDayManager: Received drag:end', {
eventId: eventId,
finalColumn: finalColumn,
finalY: finalY
finalPosition
});
// Check if this was an all-day event
const originalElement = document.querySelector(`swp-allday-container swp-allday-event[data-event-id="${eventId}"]`);
const dragClone = document.querySelector(`swp-allday-container swp-allday-event[data-event-id="clone-${eventId}"]`);
console.log('🎯 AllDayManager: Ending drag for all-day event', { eventId });
this.handleDragEnd(originalElement as HTMLElement, dragClone as HTMLElement, finalColumn);
this.handleDragEnd(draggedElement, dragClone as HTMLElement, finalPosition.column);
});
}
@ -287,18 +299,20 @@ export class AllDayManager {
/**
* Handle conversion of timed event to all-day event
*/
private handleConvertToAllDay(targetDate: string, originalElement: HTMLElement): void {
private handleConvertToAllDay(targetDate: string, cloneElement: HTMLElement): void {
// Extract event data from original element
const eventId = originalElement.dataset.eventId;
const title = originalElement.dataset.title || originalElement.textContent || 'Untitled';
const type = originalElement.dataset.type || 'work';
const startStr = originalElement.dataset.start;
const endStr = originalElement.dataset.end;
const eventId = cloneElement.dataset.eventId;
const title = cloneElement.dataset.title || cloneElement.textContent || 'Untitled';
const type = cloneElement.dataset.type || 'work';
const startStr = cloneElement.dataset.start;
const endStr = cloneElement.dataset.end;
if (!eventId || !startStr || !endStr) {
console.error('Original element missing required data (eventId, start, end)');
return;
}
//we just hide it, it will only be removed on mouse up
cloneElement.style.display = 'none';
// Create CalendarEvent for all-day conversion - preserve original times
const originalStart = new Date(startStr);
@ -312,7 +326,7 @@ export class AllDayManager {
targetEnd.setHours(originalEnd.getHours(), originalEnd.getMinutes(), originalEnd.getSeconds(), originalEnd.getMilliseconds());
const calendarEvent: CalendarEvent = {
id: `clone-${eventId}`,
id: eventId,
title: title,
start: targetStart,
end: targetEnd,
@ -320,12 +334,12 @@ export class AllDayManager {
allDay: true,
syncStatus: 'synced',
metadata: {
duration: originalElement.dataset.duration || '60'
duration: cloneElement.dataset.duration || '60'
}
};
// Check if all-day clone already exists for this event ID
const existingAllDayEvent = document.querySelector(`swp-allday-container swp-allday-event[data-event-id="clone-${eventId}"]`);
const existingAllDayEvent = document.querySelector(`swp-allday-container swp-allday-event[data-event-id="${eventId}"]`);
if (existingAllDayEvent) {
// All-day event already exists, just ensure clone is hidden
const dragClone = document.querySelector(`swp-event[data-event-id="clone-${eventId}"]`);

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@ -5,8 +5,14 @@
import { IEventBus } from '../types/CalendarTypes';
import { calendarConfig } from '../core/CalendarConfig';
import { DateCalculator } from '../utils/DateCalculator';
import { PositionUtils } from '../utils/PositionUtils';
import {
DragStartEventPayload,
DragMoveEventPayload,
DragEndEventPayload,
DragMouseEnterHeaderEventPayload,
DragMouseLeaveHeaderEventPayload
} from '../types/EventTypes';
interface CachedElements {
scrollContainer: HTMLElement | null;
@ -36,11 +42,13 @@ export class DragDropManager {
private initialMousePosition: Position = { x: 0, y: 0 };
// Drag state
private draggedEventId: string | null = null;
private originalElement: HTMLElement | null = null;
private draggedElement: HTMLElement | null = null ;
private currentColumn: string | null = null;
private isDragStarted = false;
// Header tracking state
private isInHeader = false;
// Movement threshold to distinguish click from drag
private readonly dragThreshold = 5; // pixels
@ -76,7 +84,6 @@ export class DragDropManager {
constructor(eventBus: IEventBus) {
this.eventBus = eventBus;
// Get config values
const gridSettings = calendarConfig.getGridSettings();
this.hourHeightPx = gridSettings.hourHeight;
@ -114,74 +121,6 @@ export class DragDropManager {
this.updateColumnBoundsCache();
});
// Listen for header mouseover events
this.eventBus.on('header:mouseover', (event) => {
const { targetDate, headerRenderer } = (event as CustomEvent).detail;
console.log('🎯 DragDropManager: Received header:mouseover', {
targetDate,
draggedEventId: this.draggedEventId,
isDragging: !!this.draggedEventId
});
if (this.draggedEventId && targetDate) {
// Find dragget element dynamisk
const draggedElement = document.querySelector(`swp-event[data-event-id="${this.draggedEventId}"]`);
console.log('🔍 DragDropManager: Looking for dragged element', {
eventId: this.draggedEventId,
found: !!draggedElement,
tagName: draggedElement?.tagName
});
if (draggedElement) {
console.log('✅ DragDropManager: Converting to all-day for date:', targetDate);
// Element findes stadig som day-event, så konverter
this.eventBus.emit('drag:convert-to-allday_event', {
targetDate,
originalElement: draggedElement,
headerRenderer
});
} else {
console.log('❌ DragDropManager: Dragged element not found');
}
} else {
console.log('⏭️ DragDropManager: Skipping conversion - no drag or no target date');
}
});
// Listen for column mouseover events (for all-day to timed conversion)
this.eventBus.on('column:mouseover', (event) => {
const { targetColumn, targetY } = (event as CustomEvent).detail;
if (this.draggedEventId && this.isAllDayEventBeingDragged()) {
// Emit event to convert to timed
this.eventBus.emit('drag:convert-to-timed', {
eventId: this.draggedEventId,
targetColumn,
targetY
});
}
});
// Listen for header mouseleave events (convert from all-day back to day)
this.eventBus.on('header:mouseleave', (event) => {
// Check if we're dragging ANY event
if (this.draggedEventId) {
const mousePosition = { x: this.lastMousePosition.x, y: this.lastMousePosition.y };
const column = this.getColumnDateFromX(mousePosition.x);
// Find the actual dragged element
const draggedElement = document.querySelector(`[data-event-id="${this.draggedEventId}"]`) as HTMLElement;
this.eventBus.emit('drag:convert-to-time_event', {
draggedElement: draggedElement,
mousePosition: mousePosition,
column: column
});
}
});
}
private handleMouseDown(event: MouseEvent): void {
@ -209,8 +148,7 @@ export class DragDropManager {
// Found an event - prepare for potential dragging
if (eventElement) {
this.originalElement = eventElement;
this.draggedEventId = eventElement.dataset.eventId || null;
this.draggedElement = eventElement;
// Calculate mouse offset within event
const eventRect = eventElement.getBoundingClientRect();
@ -234,8 +172,14 @@ export class DragDropManager {
*/
private handleMouseMove(event: MouseEvent): void {
this.currentMouseY = event.clientY;
this.lastMousePosition = { x: event.clientX, y: event.clientY };
if (event.buttons === 1 && this.draggedEventId) {
// Check for header enter/leave during drag
if (this.draggedElement) {
this.checkHeaderEnterLeave(event);
}
if (event.buttons === 1 && this.draggedElement) {
const currentPosition: Position = { x: event.clientX, y: event.clientY };
// Check if we need to start drag (movement threshold)
@ -247,12 +191,14 @@ export class DragDropManager {
if (totalMovement >= this.dragThreshold) {
// Start drag - emit drag:start event
this.isDragStarted = true;
this.eventBus.emit('drag:start', {
eventId: this.draggedEventId,
const dragStartPayload: DragStartEventPayload = {
draggedElement: this.draggedElement,
mousePosition: this.initialMousePosition,
mouseOffset: this.mouseOffset,
column: this.currentColumn
});
};
this.eventBus.emit('drag:start', dragStartPayload);
} else {
// Not enough movement yet - don't start drag
return;
@ -271,13 +217,14 @@ export class DragDropManager {
const positionData = this.calculateDragPosition(currentPosition);
// Emit drag move event with snapped position (normal behavior)
this.eventBus.emit('drag:move', {
eventId: this.draggedEventId,
const dragMovePayload: DragMoveEventPayload = {
draggedElement: this.draggedElement,
mousePosition: currentPosition,
snappedY: positionData.snappedY,
column: positionData.column,
mouseOffset: this.mouseOffset
});
};
this.eventBus.emit('drag:move', dragMovePayload);
}
// Check for auto-scroll
@ -290,7 +237,7 @@ export class DragDropManager {
this.currentColumn = newColumn;
this.eventBus.emit('drag:column-change', {
eventId: this.draggedEventId,
draggedElement: this.draggedElement,
previousColumn,
newColumn,
mousePosition: currentPosition
@ -306,10 +253,9 @@ export class DragDropManager {
private handleMouseUp(event: MouseEvent): void {
this.stopAutoScroll();
if (this.draggedEventId && this.originalElement) {
if (this.draggedElement) {
// Store variables locally before cleanup
const eventId = this.draggedEventId;
const originalElement = this.originalElement;
const draggedElement = this.draggedElement;
const isDragStarted = this.isDragStarted;
// Clean up drag state first
@ -317,33 +263,33 @@ export class DragDropManager {
// Only emit drag:end if drag was actually started
if (isDragStarted) {
const finalPosition: Position = { x: event.clientX, y: event.clientY };
const mousePosition: Position = { x: event.clientX, y: event.clientY };
// Use consolidated position calculation
const positionData = this.calculateDragPosition(finalPosition);
const positionData = this.calculateDragPosition(mousePosition);
// Detect drop target (swp-day-column or swp-day-header)
const dropTarget = this.detectDropTarget(finalPosition);
const dropTarget = this.detectDropTarget(mousePosition);
console.log('🎯 DragDropManager: Emitting drag:end', {
eventId: eventId,
draggedElement: draggedElement.dataset.eventId,
finalColumn: positionData.column,
finalY: positionData.snappedY,
dropTarget: dropTarget,
isDragStarted: isDragStarted
});
this.eventBus.emit('drag:end', {
eventId: eventId,
finalPosition,
finalColumn: positionData.column,
finalY: positionData.snappedY,
const dragEndPayload: DragEndEventPayload = {
draggedElement: draggedElement,
mousePosition,
finalPosition: positionData,
target: dropTarget
});
};
this.eventBus.emit('drag:end', dragEndPayload);
} else {
// This was just a click - emit click event instead
this.eventBus.emit('event:click', {
eventId: eventId,
draggedElement: draggedElement,
mousePosition: { x: event.clientX, y: event.clientY }
});
}
@ -360,22 +306,6 @@ export class DragDropManager {
return { column, snappedY };
}
/**
* Calculate free position (follows mouse exactly)
*/
private calculateFreePosition(mouseY: number, column: string | null = null): number {
const targetColumn = column || this.currentColumn;
// Use cached column element if available
const columnElement = this.getCachedColumnElement(targetColumn);
if (!columnElement) return mouseY;
const relativeY = PositionUtils.getPositionFromCoordinate(mouseY, columnElement);
// Return free position (no snapping)
return Math.max(0, relativeY);
}
/**
* Optimized snap position calculation using PositionUtils
*/
@ -530,7 +460,7 @@ export class DragDropManager {
if (this.autoScrollAnimationId !== null) return;
const scroll = () => {
if (!this.cachedElements.scrollContainer || !this.draggedEventId) {
if (!this.cachedElements.scrollContainer || !this.draggedElement) {
this.stopAutoScroll();
return;
}
@ -539,7 +469,7 @@ export class DragDropManager {
this.cachedElements.scrollContainer.scrollTop += scrollAmount;
// Emit updated position during scroll - adjust for scroll movement
if (this.draggedEventId) {
if (this.draggedElement) {
// During autoscroll, we need to calculate position relative to the scrolled content
// The mouse hasn't moved, but the content has scrolled
const columnElement = this.getCachedColumnElement(this.currentColumn);
@ -550,7 +480,7 @@ export class DragDropManager {
const freeY = Math.max(0, relativeY);
this.eventBus.emit('drag:auto-scroll', {
eventId: this.draggedEventId,
draggedElement: this.draggedElement,
snappedY: freeY, // Actually free position during scroll
scrollTop: this.cachedElements.scrollContainer.scrollTop
});
@ -577,26 +507,16 @@ export class DragDropManager {
* Clean up drag state
*/
private cleanupDragState(): void {
this.draggedEventId = null;
this.originalElement = null;
this.draggedElement = null;
this.currentColumn = null;
this.isDragStarted = false;
this.isInHeader = false;
// Clear cached elements
this.cachedElements.currentColumn = null;
this.cachedElements.lastColumnDate = null;
}
/**
* Check if an all-day event is currently being dragged
*/
private isAllDayEventBeingDragged(): boolean {
if (!this.draggedEventId) return false;
// Check if element exists as all-day event
const allDayElement = document.querySelector(`swp-allday-event[data-event-id="${this.draggedEventId}"]`);
return allDayElement !== null;
}
/**
* Detect drop target - whether dropped in swp-day-column or swp-day-header
*/
@ -619,6 +539,64 @@ export class DragDropManager {
return null;
}
/**
* Check for header enter/leave during drag operations
*/
private checkHeaderEnterLeave(event: MouseEvent): void {
const elementAtPosition = document.elementFromPoint(event.clientX, event.clientY);
if (!elementAtPosition) return;
// Check if we're in a header area
const headerElement = elementAtPosition.closest('swp-day-header, swp-calendar-header');
const isCurrentlyInHeader = !!headerElement;
// Detect header enter
if (!this.isInHeader && isCurrentlyInHeader) {
this.isInHeader = true;
// Calculate target date using existing method
const targetDate = this.getColumnDateFromX(event.clientX);
if (targetDate) {
console.log('🎯 DragDropManager: Emitting drag:mouseenter-header', { targetDate });
// Find clone element (if it exists)
const eventId = this.draggedElement?.dataset.eventId;
const cloneElement = document.querySelector(`[data-event-id="clone-${eventId}"]`) as HTMLElement;
const dragMouseEnterPayload: DragMouseEnterHeaderEventPayload = {
targetDate,
mousePosition: { x: event.clientX, y: event.clientY },
originalElement: this.draggedElement,
cloneElement: cloneElement
};
this.eventBus.emit('drag:mouseenter-header', dragMouseEnterPayload);
}
}
// Detect header leave
if (this.isInHeader && !isCurrentlyInHeader) {
this.isInHeader = false;
console.log('🚪 DragDropManager: Emitting drag:mouseleave-header');
// Calculate target date using existing method
const targetDate = this.getColumnDateFromX(event.clientX);
// Find clone element (if it exists)
const eventId = this.draggedElement?.dataset.eventId;
const cloneElement = document.querySelector(`[data-event-id="clone-${eventId}"]`) as HTMLElement;
const dragMouseLeavePayload: DragMouseLeaveHeaderEventPayload = {
targetDate,
mousePosition: { x: event.clientX, y: event.clientY },
originalElement: this.draggedElement,
cloneElement: cloneElement
};
this.eventBus.emit('drag:mouseleave-header', dragMouseLeavePayload);
}
}
/**
* Clean up all resources and event listeners
*/

View file

@ -4,16 +4,19 @@ import { CalendarTypeFactory } from '../factories/CalendarTypeFactory';
import { CoreEvents } from '../constants/CoreEvents';
import { HeaderRenderContext } from '../renderers/HeaderRenderer';
import { ResourceCalendarData } from '../types/CalendarTypes';
import { DragMouseEnterHeaderEventPayload, DragMouseLeaveHeaderEventPayload } from '../types/EventTypes';
/**
* HeaderManager - Handles all header-related event logic
* Separates event handling from rendering concerns
*/
export class HeaderManager {
private headerEventListener: ((event: Event) => void) | null = null;
private headerMouseLeaveListener: ((event: Event) => void) | null = null;
private cachedCalendarHeader: HTMLElement | null = null;
// Event listeners for drag events
private dragMouseEnterHeaderListener: ((event: Event) => void) | null = null;
private dragMouseLeaveHeaderListener: ((event: Event) => void) | null = null;
constructor() {
// Bind methods for event listeners
this.setupHeaderDragListeners = this.setupHeaderDragListeners.bind(this);
@ -41,132 +44,72 @@ export class HeaderManager {
}
/**
* Setup header drag event listeners - REFACTORED to use mouseenter
* Setup header drag event listeners - REFACTORED to listen to DragDropManager events
*/
public setupHeaderDragListeners(): void {
if (!this.getCalendarHeader()) return;
console.log('🎯 HeaderManager: Setting up drag event listeners');
console.log('🎯 HeaderManager: Setting up drag listeners with mouseenter');
// Create and store event listeners
this.dragMouseEnterHeaderListener = (event: Event) => {
const { targetDate, mousePosition, originalElement, cloneElement } = (event as CustomEvent<DragMouseEnterHeaderEventPayload>).detail;
console.log('🎯 HeaderManager: Received drag:mouseenter-header', {
targetDate,
originalElement: !!originalElement,
cloneElement: !!cloneElement
});
if (targetDate) {
// Ensure all-day container exists
this.ensureAllDayContainer();
const calendarType = calendarConfig.getCalendarMode();
const headerRenderer = CalendarTypeFactory.getHeaderRenderer(calendarType);
// Use mouseenter instead of mouseover to avoid continuous firing
this.headerEventListener = (event: Event) => {
if (!document.querySelector('.dragging') !== null) {
return;
}
const target = event.target as HTMLElement;
console.log('🖱️ HeaderManager: mouseenter detected on:', target.tagName, target.className);
// Check if we're entering the all-day container OR the header area where container should be
let allDayContainer = target.closest('swp-allday-container');
// If no container exists, check if we're in the header and should create one via AllDayManager
if (!allDayContainer && target.closest('swp-calendar-header')) {
console.log('📍 HeaderManager: In header area but no all-day container exists, requesting creation...');
// Emit event to AllDayManager to create container
eventBus.emit('allday:ensure-container');
// Try to find it again after creation
allDayContainer = target.closest('swp-calendar-header')?.querySelector('swp-allday-container') as HTMLElement;
}
if (allDayContainer) {
console.log('📍 HeaderManager: Active drag detected, calculating target date...');
// Calculate target date from mouse X coordinate
const targetDate = this.calculateTargetDateFromMouseX(event as MouseEvent);
console.log('🎯 HeaderManager: Calculated target date:', targetDate);
if (targetDate) {
const calendarType = calendarConfig.getCalendarMode();
const headerRenderer = CalendarTypeFactory.getHeaderRenderer(calendarType);
console.log('✅ HeaderManager: Emitting header:mouseover with targetDate:', targetDate);
eventBus.emit('header:mouseover', {
element: allDayContainer,
targetDate,
headerRenderer
});
} else {
console.log('❌ HeaderManager: Could not calculate target date from mouse position');
}
}
};
// Header mouseleave listener
this.headerMouseLeaveListener = (event: Event) => {
console.log('🚪 HeaderManager: mouseleave detected');
this.dragMouseLeaveHeaderListener = (event: Event) => {
const { targetDate, mousePosition, originalElement, cloneElement } = (event as CustomEvent<DragMouseLeaveHeaderEventPayload>).detail;
console.log('🚪 HeaderManager: Received drag:mouseleave-header', {
targetDate,
originalElement: !!originalElement,
cloneElement: !!cloneElement
});
eventBus.emit('header:mouseleave', {
element: event.target as HTMLElement
element: this.getCalendarHeader(),
targetDate,
originalElement,
cloneElement
});
};
this.getCalendarHeader()?.addEventListener('mouseenter', this.headerEventListener, true);
this.getCalendarHeader()?.addEventListener('mouseleave', this.headerMouseLeaveListener);
// Listen for drag events from DragDropManager
eventBus.on('drag:mouseenter-header', this.dragMouseEnterHeaderListener);
eventBus.on('drag:mouseleave-header', this.dragMouseLeaveHeaderListener);
console.log('✅ HeaderManager: Event listeners attached (mouseenter + mouseleave)');
console.log('✅ HeaderManager: Drag event listeners attached');
}
/**
* Calculate target date from mouse X coordinate
* Ensure all-day container exists in header
*/
private calculateTargetDateFromMouseX(event: MouseEvent): string | null {
const dayHeaders = document.querySelectorAll('swp-day-header');
const mouseX = event.clientX;
console.log('🧮 HeaderManager: Calculating target date from mouseX:', mouseX);
console.log('📊 HeaderManager: Found', dayHeaders.length, 'day headers');
for (const header of dayHeaders) {
const headerElement = header as HTMLElement;
const rect = headerElement.getBoundingClientRect();
const headerDate = headerElement.dataset.date;
console.log('📏 HeaderManager: Checking header', headerDate, 'bounds:', {
left: rect.left,
right: rect.right,
mouseX: mouseX,
isWithin: mouseX >= rect.left && mouseX <= rect.right
});
// Check if mouse X is within this header's bounds
if (mouseX >= rect.left && mouseX <= rect.right) {
console.log('🎯 HeaderManager: Found matching header for date:', headerDate);
return headerDate || null;
}
}
console.log('❌ HeaderManager: No matching header found for mouseX:', mouseX);
return null;
}
/**
* Remove event listeners from header - UPDATED for mouseenter
*/
private removeEventListeners(): void {
private ensureAllDayContainer(): void {
const calendarHeader = this.getCalendarHeader();
if (!calendarHeader) return;
console.log('🧹 HeaderManager: Removing event listeners');
let allDayContainer = calendarHeader.querySelector('swp-allday-container');
if (this.headerEventListener) {
// Remove mouseenter listener with capture flag
calendarHeader.removeEventListener('mouseenter', this.headerEventListener, true);
console.log('✅ HeaderManager: Removed mouseenter listener');
}
if (this.headerMouseLeaveListener) {
calendarHeader.removeEventListener('mouseleave', this.headerMouseLeaveListener);
console.log('✅ HeaderManager: Removed mouseleave listener');
if (!allDayContainer) {
console.log('📍 HeaderManager: All-day container missing, requesting creation...');
eventBus.emit('allday:ensure-container');
}
}
/**
* Setup navigation event listener
*/
@ -198,10 +141,7 @@ export class HeaderManager {
const calendarHeader = this.getOrCreateCalendarHeader();
if (!calendarHeader) return;
// Remove existing event listeners BEFORE clearing content
this.removeEventListeners();
// Clear existing content
// Clear existing content
calendarHeader.innerHTML = '';
// Render new header content
@ -257,11 +197,18 @@ export class HeaderManager {
* Clean up resources and event listeners
*/
public destroy(): void {
this.removeEventListeners();
// Remove eventBus listeners
if (this.dragMouseEnterHeaderListener) {
eventBus.off('drag:mouseenter-header', this.dragMouseEnterHeaderListener);
}
if (this.dragMouseLeaveHeaderListener) {
eventBus.off('drag:mouseleave-header', this.dragMouseLeaveHeaderListener);
}
// Clear references
this.headerEventListener = null;
this.headerMouseLeaveListener = null;
this.dragMouseEnterHeaderListener = null;
this.dragMouseLeaveHeaderListener = null;
this.clearCache();
}

View file

@ -6,7 +6,7 @@ import { CalendarTypeFactory } from '../factories/CalendarTypeFactory';
import { EventManager } from '../managers/EventManager';
import { EventRendererStrategy } from './EventRenderer';
import { SwpEventElement } from '../elements/SwpEventElement';
import { DragStartEventPayload, DragMoveEventPayload, DragEndEventPayload, DragMouseEnterHeaderEventPayload, DragMouseLeaveHeaderEventPayload } from '../types/EventTypes';
/**
* EventRenderingService - Render events i DOM med positionering using Strategy Pattern
* Håndterer event positioning og overlap detection
@ -16,6 +16,8 @@ export class EventRenderingService {
private eventManager: EventManager;
private strategy: EventRendererStrategy;
private dragMouseLeaveHeaderListener: ((event: Event) => void) | null = null;
constructor(eventBus: IEventBus, eventManager: EventManager) {
this.eventBus = eventBus;
this.eventManager = eventManager;
@ -57,16 +59,11 @@ export class EventRenderingService {
}
private setupEventListeners(): void {
// Event-driven rendering: React to grid and container events
this.eventBus.on(CoreEvents.GRID_RENDERED, (event: Event) => {
this.handleGridRendered(event as CustomEvent);
});
// CONTAINER_READY_FOR_EVENTS removed - events are now pre-rendered synchronously
// this.eventBus.on(EventTypes.CONTAINER_READY_FOR_EVENTS, (event: Event) => {
// this.handleContainerReady(event as CustomEvent);
// });
this.eventBus.on(CoreEvents.VIEW_CHANGED, (event: Event) => {
this.handleViewChanged(event as CustomEvent);
});
@ -152,42 +149,46 @@ export class EventRenderingService {
private setupDragEventListeners(): void {
// Handle drag start
this.eventBus.on('drag:start', (event: Event) => {
const { eventId, mouseOffset, column } = (event as CustomEvent).detail;
// Find element dynamically
const originalElement = document.querySelector(`swp-event[data-event-id="${eventId}"]`) as HTMLElement;
if (originalElement && this.strategy.handleDragStart) {
this.strategy.handleDragStart(originalElement, eventId, mouseOffset, column);
const { draggedElement, mouseOffset, column } = (event as CustomEvent<DragStartEventPayload>).detail;
// Use the draggedElement directly - no need for DOM query
if (draggedElement && this.strategy.handleDragStart && column) {
const eventId = draggedElement.dataset.eventId || '';
this.strategy.handleDragStart(draggedElement, eventId, mouseOffset, column);
}
});
// Handle drag move
this.eventBus.on('drag:move', (event: Event) => {
const { eventId, snappedY, column, mouseOffset } = (event as CustomEvent).detail;
if (this.strategy.handleDragMove) {
const { draggedElement, snappedY, column, mouseOffset } = (event as CustomEvent<DragMoveEventPayload>).detail;
if (this.strategy.handleDragMove && column) {
const eventId = draggedElement.dataset.eventId || '';
this.strategy.handleDragMove(eventId, snappedY, column, mouseOffset);
}
});
// Handle drag auto-scroll
this.eventBus.on('drag:auto-scroll', (event: Event) => {
const { eventId, snappedY } = (event as CustomEvent).detail;
const { draggedElement, snappedY } = (event as CustomEvent).detail;
if (this.strategy.handleDragAutoScroll) {
const eventId = draggedElement.dataset.eventId || '';
this.strategy.handleDragAutoScroll(eventId, snappedY);
}
});
// Handle drag end events and delegate to appropriate renderer
this.eventBus.on('drag:end', (event: Event) => {
const { eventId, finalColumn, finalY, target } = (event as CustomEvent).detail;
const { draggedElement, finalPosition, target } = (event as CustomEvent<DragEndEventPayload>).detail;
const finalColumn = finalPosition.column;
const finalY = finalPosition.snappedY;
const eventId = draggedElement.dataset.eventId || '';
// Only handle day column drops for EventRenderer
if (target === 'swp-day-column') {
// Find both original element and dragged clone
const originalElement = document.querySelector(`swp-day-column swp-event[data-event-id="${eventId}"]`) as HTMLElement;
if (target === 'swp-day-column' && finalColumn) {
// Find dragged clone - use draggedElement as original
const draggedClone = document.querySelector(`swp-day-column swp-event[data-event-id="clone-${eventId}"]`) as HTMLElement;
if (originalElement && draggedClone && this.strategy.handleDragEnd) {
this.strategy.handleDragEnd(eventId, originalElement, draggedClone, finalColumn, finalY);
if (draggedElement && draggedClone && this.strategy.handleDragEnd) {
this.strategy.handleDragEnd(eventId, draggedElement, draggedClone, finalColumn, finalY);
}
}
@ -200,22 +201,40 @@ export class EventRenderingService {
// Handle click (when drag threshold not reached)
this.eventBus.on('event:click', (event: Event) => {
const { eventId } = (event as CustomEvent).detail;
// Find element dynamically
const originalElement = document.querySelector(`swp-event[data-event-id="${eventId}"]`) as HTMLElement;
if (originalElement && this.strategy.handleEventClick) {
this.strategy.handleEventClick(eventId, originalElement);
const { draggedElement } = (event as CustomEvent).detail;
// Use draggedElement directly - no need for DOM query
if (draggedElement && this.strategy.handleEventClick) {
const eventId = draggedElement.dataset.eventId || '';
this.strategy.handleEventClick(eventId, draggedElement);
}
});
// Handle column change
this.eventBus.on('drag:column-change', (event: Event) => {
const { eventId, newColumn } = (event as CustomEvent).detail;
const { draggedElement, newColumn } = (event as CustomEvent).detail;
if (this.strategy.handleColumnChange) {
const eventId = draggedElement.dataset.eventId || '';
this.strategy.handleColumnChange(eventId, newColumn);
}
});
this.dragMouseLeaveHeaderListener = (event: Event) => {
const { targetDate, mousePosition, originalElement, cloneElement } = (event as CustomEvent<DragMouseLeaveHeaderEventPayload>).detail;
if (cloneElement)
cloneElement.style.display = '';
console.log('🚪 EventRendererManager: Received drag:mouseleave-header', {
targetDate,
originalElement: originalElement,
cloneElement: cloneElement
});
};
this.eventBus.on('drag:mouseleave-header', this.dragMouseLeaveHeaderListener);
// Handle navigation period change
this.eventBus.on(CoreEvents.NAVIGATION_COMPLETED, () => {
// Delegate to strategy if it handles navigation

View file

@ -3,7 +3,6 @@ import { ResourceCalendarData, CalendarView } from '../types/CalendarTypes';
import { CalendarTypeFactory } from '../factories/CalendarTypeFactory';
import { ColumnRenderContext } from './ColumnRenderer';
import { eventBus } from '../core/EventBus';
import { DateCalculator } from '../utils/DateCalculator';
/**
* GridRenderer - Centralized DOM rendering for calendar grid
@ -37,7 +36,7 @@ export class GridRenderer {
if (grid.children.length === 0) {
this.createCompleteGridStructure(grid, currentDate, resourceData, view);
// Setup grid-related event listeners on first render
this.setupGridEventListeners();
// this.setupGridEventListeners();
} else {
// Optimized update - only refresh dynamic content
this.updateGridContent(grid, currentDate, resourceData, view);
@ -169,15 +168,15 @@ export class GridRenderer {
/**
* Setup grid-only event listeners (column events)
*/
private setupGridEventListeners(): void {
// Setup grid body mouseover listener for all-day to timed conversion
this.setupGridBodyMouseOver();
}
*/
/**
* Setup grid body mouseover listener for all-day to timed conversion
*/
private setupGridBodyMouseOver(): void {
const grid = this.cachedGridContainer;
if (!grid) return;
@ -221,15 +220,15 @@ export class GridRenderer {
(this as any).gridBodyEventListener = gridBodyEventListener;
(this as any).cachedColumnContainer = columnContainer;
}
*/
/**
* Clean up cached elements and event listeners
*/
public destroy(): void {
// Clean up grid-only event listeners
if ((this as any).gridBodyEventListener && (this as any).cachedColumnContainer) {
(this as any).cachedColumnContainer.removeEventListener('mouseover', (this as any).gridBodyEventListener);
}
// if ((this as any).gridBodyEventListener && (this as any).cachedColumnContainer) {
// (this as any).cachedColumnContainer.removeEventListener('mouseover', (this as any).gridBodyEventListener);
//}
// Clear cached references
this.cachedGridContainer = null;

View file

@ -31,3 +31,58 @@ export interface TimeEvent {
}
export type CalendarEventData = AllDayEvent | TimeEvent;
/**
* Drag Event Payload Interfaces
* Type-safe interfaces for drag and drop events
*/
// Common position interface
export interface MousePosition {
x: number;
y: number;
}
// Drag start event payload
export interface DragStartEventPayload {
draggedElement: HTMLElement;
mousePosition: MousePosition;
mouseOffset: MousePosition;
column: string | null;
}
// Drag move event payload
export interface DragMoveEventPayload {
draggedElement: HTMLElement;
mousePosition: MousePosition;
mouseOffset: MousePosition;
snappedY: number;
column: string | null;
}
// Drag end event payload
export interface DragEndEventPayload {
draggedElement: HTMLElement;
mousePosition: MousePosition;
finalPosition: {
column: string | null;
snappedY: number;
};
target: 'swp-day-column' | 'swp-day-header' | null;
}
// Drag mouse enter header event payload
export interface DragMouseEnterHeaderEventPayload {
targetDate: string;
mousePosition: MousePosition;
originalElement: HTMLElement | null;
cloneElement: HTMLElement | null;
}
// Drag mouse leave header event payload
export interface DragMouseLeaveHeaderEventPayload {
targetDate: string | null;
mousePosition: MousePosition;
originalElement: HTMLElement| null;
cloneElement: HTMLElement| null;
}