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css,
html,
PropertyValueMap,
PropertyValues,
TemplateResult
} from 'lit';
import { property } from 'lit/decorators.js';
import { RapidElement } from '../RapidElement';
import { CustomEventType } from '../interfaces';
import { getClasses, getCookie, setCookie } from '../utils';
export class FloatingWindow extends RapidElement {
static get styles() {
return css`
.window.hidden {
transform: translateX(100%);
opacity: 0;
pointer-events: none;
}
.window {
transition:
transform var(--transition-duration, 300ms) ease-in-out,
opacity var(--transition-duration, 300ms) ease-in-out;
position: fixed;
z-index: 5000;
top: 100px;
background: white;
border-radius: 8px;
box-shadow: -4px 4px 20px rgba(0, 0, 0, 0.3);
display: flex;
flex-direction: column;
overflow: hidden;
}
.window.chromeless {
background: transparent;
border-radius: 0;
box-shadow: none;
pointer-events: none;
}
.window.chromeless .body {
pointer-events: none;
}
.window.dragging {
user-select: none;
cursor: move;
}
.header {
display: flex;
align-items: center;
justify-content: space-between;
padding: 6px 6px;
background: var(--header-color, var(--color-primary-light, #f3f4f6));
border-bottom: 1px solid rgba(0, 0, 0, 0.1);
cursor: move;
user-select: none;
}
.title-group {
display: flex;
align-items: center;
gap: 8px;
min-width: 0;
padding-left: 8px;
}
.title-icon {
display: flex;
align-items: center;
justify-content: center;
width: 16px;
height: 16px;
flex-shrink: 0;
}
.title-icon temba-icon {
--icon-color: white;
}
.title {
font-weight: 600;
font-size: 16px;
color: white;
min-width: 0;
overflow: hidden;
text-overflow: ellipsis;
white-space: nowrap;
}
.close-button {
background: none;
border: none;
cursor: pointer;
padding: 4px;
display: flex;
align-items: center;
justify-content: center;
border-radius: 4px;
transition: background-color calc(var(--transition-duration, 150ms) / 2)
ease-in-out;
}
.close-button:hover {
background-color: rgba(255, 255, 255, 0.2);
}
.close-button temba-icon {
--icon-color: white;
}
@keyframes spin {
0% {
transform: rotate(0deg);
}
100% {
transform: rotate(360deg);
}
}
.title-icon.saving {
animation: spin 1s linear infinite;
}
.body {
flex: 1;
overflow-y: auto;
padding: 16px;
}
.window.chromeless .body {
padding: 0;
}
::slotted(.drag-handle) {
cursor: move;
user-select: none;
border: 1px solid red;
}
`;
}
@property({ type: String })
name = '';
@property({ type: String })
header = '';
@property({ type: String })
icon = '';
@property({ type: Number })
width = 500;
@property({ type: Number })
minHeight = 200;
@property({ type: Number })
maxHeight = 800;
@property({ type: Number })
top = 100;
@property({ type: Number })
left = -1; // -1 means calculate from right side
@property({ type: Boolean })
hidden = true;
@property({ type: Boolean })
dragging = false;
@property({ type: Boolean })
chromeless = false;
@property({ type: String })
color = '#6B7280';
@property({ type: Boolean })
saving = false;
@property({ type: Number })
leftBoundaryMargin = 0;
@property({ type: Number })
rightBoundaryMargin = 0;
@property({ type: Number })
topBoundaryMargin = 0;
@property({ type: Number })
bottomBoundaryMargin = 0;
private dragStartX = 0;
private dragStartY = 0;
private dragOffsetX = 0;
private dragOffsetY = 0;
private positionFromRight = false;
private defaultTop = 100;
private defaultLeft = -1;
private savePosition(): void {
if (!this.name) return;
try {
const all = JSON.parse(getCookie('window-positions') || '{}');
all[this.name] = { top: this.top, left: this.left };
setCookie('window-positions', JSON.stringify(all));
} catch {
// ignore
}
}
private getSavedPosition(): { top: number; left: number } | null {
if (!this.name) return null;
try {
const all = JSON.parse(getCookie('window-positions') || '{}');
const pos = all[this.name];
if (pos && typeof pos.top === 'number' && typeof pos.left === 'number') {
return pos;
}
} catch {
// ignore
}
return null;
}
private clampPosition(): void {
const padding = 20;
const windowElement = this.shadowRoot?.querySelector(
'.window'
) as HTMLElement;
const currentHeight =
windowElement?.offsetHeight || this.maxHeight || window.innerHeight;
this.left = Math.max(
padding - this.leftBoundaryMargin,
Math.min(
this.left,
window.innerWidth - this.width - padding + this.rightBoundaryMargin
)
);
const maxTop = Math.max(
padding - this.topBoundaryMargin,
window.innerHeight - currentHeight - padding + this.bottomBoundaryMargin
);
this.top = Math.max(
padding - this.topBoundaryMargin,
Math.min(this.top, maxTop)
);
}
public firstUpdated(
changes: PropertyValueMap<any> | Map<PropertyKey, unknown>
): void {
super.firstUpdated(changes);
// store the default position from properties
this.defaultTop = this.top;
this.defaultLeft = this.left;
// determine if we should position from right side
if (this.left === -1) {
this.positionFromRight = true;
}
// set up drag handle listeners for chromeless windows
if (this.chromeless) {
this.setupDragHandles();
}
// listen for window resize to keep window in bounds
window.addEventListener('resize', this.handleResize);
}
disconnectedCallback(): void {
super.disconnectedCallback();
window.removeEventListener('resize', this.handleResize);
}
private setupDragHandles() {
// listen for mousedown on slotted content
this.addEventListener('mousedown', this.handleSlotMouseDown);
}
private handleSlotMouseDown = (event: MouseEvent) => {
// check if the target or any parent has the drag-handle class
const target = event.target as HTMLElement;
const dragHandle = target.closest('.drag-handle');
if (!dragHandle) {
return;
}
this.dragging = true;
this.dragStartX = event.clientX;
this.dragStartY = event.clientY;
this.dragOffsetX = this.left;
this.dragOffsetY = this.top;
document.addEventListener('mousemove', this.handleMouseMove);
document.addEventListener('mouseup', this.handleMouseUp);
event.preventDefault();
};
public willUpdate(changes: PropertyValues): void {
super.willUpdate(changes);
if (this.hasUpdated && changes.has('hidden')) {
// when hiding, reset positioning behavior to original
if (this.hidden && changes.get('hidden') === false) {
if (this.defaultLeft === -1) {
this.positionFromRight = true;
}
}
// restore position when showing
if (!this.hidden && changes.get('hidden') === true) {
const saved = this.getSavedPosition();
if (saved) {
this.top = saved.top;
this.left = saved.left;
this.positionFromRight = false;
this.clampPosition();
} else {
// no saved position — use defaults
this.top = this.defaultTop;
if (this.positionFromRight) {
this.left = window.innerWidth - this.width - 80;
} else {
this.left = this.defaultLeft;
}
}
}
}
}
public updated(
changes: PropertyValueMap<any> | Map<PropertyKey, unknown>
): void {
super.updated(changes);
// setup drag handles if chromeless changed to true
if (changes.has('chromeless') && this.chromeless) {
this.setupDragHandles();
}
}
public handleClose() {
this.hidden = true;
this.fireCustomEvent(CustomEventType.DialogHidden);
}
private handleHeaderMouseDown(event: MouseEvent) {
// don't start drag if clicking on close button
if ((event.target as HTMLElement).closest('.close-button')) {
return;
}
this.dragging = true;
this.dragStartX = event.clientX;
this.dragStartY = event.clientY;
this.dragOffsetX = this.left;
this.dragOffsetY = this.top;
document.addEventListener('mousemove', this.handleMouseMove);
document.addEventListener('mouseup', this.handleMouseUp);
event.preventDefault();
}
private handleMouseMove = (event: MouseEvent) => {
if (!this.dragging) return;
const deltaX = event.clientX - this.dragStartX;
const deltaY = event.clientY - this.dragStartY;
this.left = this.dragOffsetX + deltaX;
this.top = this.dragOffsetY + deltaY;
// keep window within viewport bounds with 20px padding
const padding = 20;
this.left = Math.max(
padding - this.leftBoundaryMargin,
Math.min(
this.left,
window.innerWidth - this.width - padding + this.rightBoundaryMargin
)
);
// get the actual rendered height of the window element
const windowElement = this.shadowRoot?.querySelector(
'.window'
) as HTMLElement;
const currentHeight =
windowElement?.offsetHeight || this.maxHeight || window.innerHeight;
const maxTop = Math.max(
padding - this.topBoundaryMargin,
window.innerHeight - currentHeight - padding + this.bottomBoundaryMargin
);
this.top = Math.max(
padding - this.topBoundaryMargin,
Math.min(this.top, maxTop)
);
};
private handleMouseUp = () => {
this.dragging = false;
document.removeEventListener('mousemove', this.handleMouseMove);
document.removeEventListener('mouseup', this.handleMouseUp);
// once user drags the window, stop auto-positioning from right
this.positionFromRight = false;
this.savePosition();
};
private handleResize = () => {
// only constrain position if window is visible
if (this.hidden) return;
const padding = 20;
const windowElement = this.shadowRoot?.querySelector(
'.window'
) as HTMLElement;
const currentHeight =
windowElement?.offsetHeight || this.maxHeight || window.innerHeight;
// if positioned from right, always recalculate from right edge
if (this.positionFromRight) {
this.left =
window.innerWidth - this.width - padding + this.rightBoundaryMargin;
} else {
// only adjust left if out of bounds
const minLeft = padding - this.leftBoundaryMargin;
const maxLeft =
window.innerWidth - this.width - padding + this.rightBoundaryMargin;
if (this.left < minLeft) {
this.left = minLeft;
} else if (this.left > maxLeft) {
this.left = maxLeft;
}
}
// only adjust top if out of bounds
const minTop = padding - this.topBoundaryMargin;
const maxTop = Math.max(
padding - this.topBoundaryMargin,
window.innerHeight - currentHeight - padding + this.bottomBoundaryMargin
);
if (this.top < minTop) {
this.top = minTop;
} else if (this.top > maxTop) {
this.top = maxTop;
}
};
public show() {
this.hidden = false;
}
public hide() {
this.hidden = true;
}
public close() {
this.hidden = true;
this.fireCustomEvent(CustomEventType.DialogHidden);
}
public render(): TemplateResult {
const minHeightStyle = this.minHeight
? `min-height: ${this.minHeight}px;`
: '';
const maxHeightStyle = this.maxHeight
? `max-height: ${this.maxHeight}px;`
: '';
const windowStyle = `
width: ${this.width}px;
${minHeightStyle}
${maxHeightStyle}
top: ${this.top}px;
left: ${this.left}px;
--header-color: ${this.color};
`;
const windowClasses = getClasses({
window: true,
dragging: this.dragging,
hidden: this.hidden,
chromeless: this.chromeless
});
const iconName = this.saving ? 'progress_spinner' : this.icon;
return html`
<div class="${windowClasses}" style="${windowStyle}">
${!this.chromeless
? html`
<div class="header" @mousedown=${this.handleHeaderMouseDown}>
<div class="title-group">
${iconName
? html`
<div class="title-icon ${this.saving ? 'saving' : ''}">
<temba-icon
size="1.3"
name="${iconName}"
></temba-icon>
</div>
`
: ''}
<div class="title">${this.header}</div>
</div>
<button class="close-button" @click=${this.handleClose}>
<temba-icon name="close" size="1.5"></temba-icon>
</button>
</div>
`
: ''}
<div class="body">
<slot></slot>
</div>
</div>
`;
}
}
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