dees-catalog/ts_web/elements/dees-table.ts

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import * as plugins from './plugins.js';
import { demoFunc } from './dees-table.demo.js';
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import {
customElement,
html,
DeesElement,
property,
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type TemplateResult,
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cssManager,
css,
unsafeCSS,
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type CSSResult,
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state,
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resolveExec,
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} from '@design.estate/dees-element';
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import { DeesContextmenu } from './dees-contextmenu.js';
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import * as domtools from '@design.estate/dees-domtools';
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import { type TIconKey } from './dees-icon.js';
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declare global {
interface HTMLElementTagNameMap {
'dees-table': DeesTable<any>;
}
}
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// interfaces
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export interface ITableAction<T = any> {
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name: string;
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iconName: TIconKey;
/**
* the table behaviour to use for this action
* e.g. upload: allows to upload files to the table
*/
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useTableBehaviour?: 'upload' | 'cancelUpload' | 'none';
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/**
* the type of the action
*/
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type: (
| 'inRow'
| 'contextmenu'
| 'doubleClick'
| 'footer'
| 'header'
| 'preview'
| 'keyCombination'
)[];
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/**
* allows to check if the action is relevant for the given item
* @param itemArg
* @returns
*/
actionRelevancyCheckFunc?: (itemArg: T) => boolean;
/**
* the actual action function implementation
* @param itemArg
* @returns
*/
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actionFunc: (itemArg: T) => Promise<any>;
}
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export type TDisplayFunction<T = any> = (itemArg: T) => object;
// the table implementation
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@customElement('dees-table')
export class DeesTable<T> extends DeesElement {
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public static demo = demoFunc;
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// INSTANCE
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@property({
type: String,
})
public heading1: string = 'heading 1';
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@property({
type: String,
})
public heading2: string = 'heading 2';
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@property({
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type: Array,
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})
public data: T[] = [];
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@property({
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type: String,
reflect: true,
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})
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public dataName: string;
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@property({
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type: Array,
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})
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public dataActions: ITableAction<T>[] = [];
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@property({
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attribute: false,
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})
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public displayFunction: TDisplayFunction = (itemArg: T) => itemArg as any;
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@property({
attribute: false,
})
public reverseDisplayFunction: (itemArg: any) => T = (itemArg: any) => itemArg as T;
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@property({
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type: Object,
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})
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public selectedDataRow: T;
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@property({
type: Array,
})
public editableFields: string[] = [];
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public files: File[] = [];
public fileWeakMap = new WeakMap();
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public itemChangeSubject = new domtools.plugins.smartrx.rxjs.Subject();
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constructor() {
super();
}
public static styles = [
cssManager.defaultStyles,
css`
.mainbox {
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color: ${cssManager.bdTheme('#333', '#fff')};
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font-family: 'Mona Sans', 'Inter', sans-serif;
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font-weight: 400;
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font-size: 14px;
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padding: 16px;
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display: block;
width: 100%;
min-height: 50px;
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background: ${cssManager.bdTheme('#ffffff', '#333333')};
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border-radius: 3px;
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border-top: 1px solid ${cssManager.bdTheme('#fff', '#444')};
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box-shadow: 0px 1px 4px rgba(0, 0, 0, 0.3);
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overflow-x: auto;
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}
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.header {
display: flex;
justify-content: flex-end;
align-items: center;
}
.headingContainer {
}
.heading {
font-family: 'Hubot Sans', 'Inter', sans-serif;
}
.heading1 {
font-weight: 600;
}
.heading2 {
opacity: 0.6;
}
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.headingSeparation {
margin-top: 7px;
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border-bottom: 1px solid ${cssManager.bdTheme('#bcbcbc', '#bcbcbc')};
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}
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.headerActions {
margin-left: auto;
cursor: pointer;
}
.headerAction {
display: flex;
color: ${cssManager.bdTheme('#333', '#ccc')};
}
.headerAction:hover {
color: ${cssManager.bdTheme('#555', '#fff')};
}
.headerAction dees-icon {
margin-right: 8px;
}
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table,
.noDataSet {
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margin-top: 16px;
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color: ${cssManager.bdTheme('#333', '#fff')};
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border-collapse: collapse;
width: 100%;
}
.noDataSet {
text-align: center;
}
tr {
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border-bottom: 1px dashed ${cssManager.bdTheme('#999', '#808080')};
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text-align: left;
}
tr:last-child {
border-bottom: none;
text-align: left;
}
tr:hover {
cursor: pointer;
}
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tr:hover td {
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background: ${cssManager.bdTheme('#22222210', '#ffffff10')};
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}
tr:first-child:hover {
cursor: auto;
}
tr:first-child:hover .innerCellContainer {
background: none;
}
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tr.selected td {
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background: ${cssManager.bdTheme('#22222220', '#ffffff20')};
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}
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tr.hasAttachment td {
background: ${cssManager.bdTheme('#0098847c', '#0098847c')};
}
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th {
text-transform: uppercase;
}
th,
td {
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position: relative;
padding: 0px;
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border-right: 1px dashed ${cssManager.bdTheme('#999', '#808080')};
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}
.innerCellContainer {
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min-height: 36px;
position: relative;
height: 100%;
width: 100%;
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padding: 6px 8px;
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line-height: 24px;
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}
th:first-child .innerCellContainer,
td:first-child .innerCellContainer {
padding-left: 0px;
}
th:last-child .innerCellContainer,
td:last-child .innerCellContainer {
padding-right: 0px;
}
th:last-child,
td:last-child {
border-right: none;
}
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td input {
width: 100%;
height: 100%;
outline: none;
border: 2px solid #fa6101;
top: 0px;
bottom: 0px;
right: 0px;
left: 0px;
position: absolute;
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background: #fa610140;
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color: inherit;
font-family: inherit;
font-size: inherit;
font-weight: inherit;
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padding: 0px 6px;
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}
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.action {
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margin: -6px 0px;
padding: 10px;
line-height: 36px;
height: 36px;
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display: inline-block;
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}
.action:first-child {
margin-left: -8px;
width: min-content;
}
.action:hover {
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background: ${cssManager.bdTheme('#CCC', '#00000030')};
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}
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.footer {
font-size: 14px;
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color: ${cssManager.bdTheme('#111', '#ffffff90')};
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background: ${cssManager.bdTheme('#eeeeeb', '#00000050')};
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margin: 16px -16px -16px -16px;
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border-bottom-left-radius: 3px;
border-bottom-right-radius: 3px;
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display: flex;
}
.tableStatistics {
padding: 8px 16px;
}
.footerActions {
margin-left: auto;
}
.footerActions .footerAction {
cursor: pointer;
padding: 8px 16px;
display: flex;
}
.footerActions .footerAction:hover {
background: ${cssManager.bdTheme('#CCC', '#111')};
}
.footerActions dees-icon {
display: flex;
margin-right: 8px;
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}
`,
];
public render(): TemplateResult {
return html`
<div class="mainbox">
<!-- the heading part -->
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<div class="header">
<div class="headingContainer">
<div class="heading heading1">${this.heading1}</div>
<div class="heading heading2">${this.heading2}</div>
</div>
<div class="headerActions">
${resolveExec(async () => {
const resultArray: TemplateResult[] = [];
for (const action of this.dataActions) {
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if (!action.type.includes('header')) continue;
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resultArray.push(
html`<div
class="headerAction"
@click=${() => {
action.actionFunc(this.selectedDataRow);
}}
>
${action.iconName
? html`<dees-icon .iconSize=${14} .iconFA=${action.iconName}></dees-icon>
${action.name}`
: action.name}
</div>`
);
}
return resultArray;
})}
</div>
</div>
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<div class="headingSeparation"></div>
<!-- the actual table -->
<style></style>
${this.data.length > 0
? (() => {
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// Only pick up the keys from the first transformed data object
// as all data objects are assumed to have the same structure
const firstTransformedItem = this.displayFunction(this.data[0]);
const headings: string[] = Object.keys(firstTransformedItem);
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return html`
<table>
<tr>
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${headings.map(
(headingArg) => html`
<th>
<div class="innerCellContainer">${headingArg}</div>
</th>
`
)}
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${(() => {
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if (this.dataActions && this.dataActions.length > 0) {
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return html`
<th>
<div class="innerCellContainer">Actions</div>
</th>
`;
}
})()}
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</tr>
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${this.data.map((itemArg) => {
const transformedItem = this.displayFunction(itemArg);
const getTr = (elementArg: HTMLElement): HTMLElement => {
if (elementArg.tagName === 'TR') {
return elementArg;
} else {
return getTr(elementArg.parentElement);
}
};
return html`
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<tr
@click=${() => {
this.selectedDataRow = itemArg;
}}
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@dragenter=${async (eventArg: DragEvent) => {
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eventArg.preventDefault();
eventArg.stopPropagation();
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const realTarget = getTr(eventArg.target as HTMLElement);
console.log('dragenter');
console.log(realTarget);
setTimeout(() => {
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realTarget.classList.add('hasAttachment');
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}, 0);
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}}
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@dragleave=${async (eventArg: DragEvent) => {
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eventArg.preventDefault();
eventArg.stopPropagation();
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const realTarget = getTr(eventArg.target as HTMLElement);
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realTarget.classList.remove('hasAttachment');
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}}
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@dragover=${async (eventArg: DragEvent) => {
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eventArg.preventDefault();
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}}
@drop=${async (eventArg: DragEvent) => {
eventArg.preventDefault();
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const newFiles = [];
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for (const file of Array.from(eventArg.dataTransfer.files)) {
this.files.push(file);
newFiles.push(file);
this.requestUpdate();
}
const result: File[] = this.fileWeakMap.get(itemArg as object);
if (!result) {
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this.fileWeakMap.set(itemArg as object, newFiles);
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} else {
result.push(...newFiles);
}
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}}
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@contextmenu=${async (eventArg: MouseEvent) => {
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DeesContextmenu.openContextMenuWithOptions(
eventArg,
this.getActionsForType('contextmenu').map((action) => {
const menuItem: plugins.tsclass.website.IMenuItem = {
name: action.name,
iconName: action.iconName as any,
action: async () => {
await action.actionFunc(itemArg);
return null;
},
};
return menuItem;
})
);
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}}
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class="${itemArg === this.selectedDataRow ? 'selected' : ''}"
>
${headings.map(
(headingArg) => html`
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<td
@dblclick=${(e: Event) => {
if (this.editableFields.includes(headingArg)) {
this.handleCellEditing(e, itemArg, headingArg);
} else {
const wantedAction = this.dataActions.find((actionArg) =>
actionArg.type.includes('doubleClick')
);
if (wantedAction) {
wantedAction.actionFunc(itemArg);
}
}
}}
>
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<div class="innerCellContainer">${transformedItem[headingArg]}</div>
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</td>
`
)}
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${(() => {
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if (this.dataActions && this.dataActions.length > 0) {
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return html`
<td>
<div class="innerCellContainer">
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${this.getActionsForType('inRow').map(
(actionArg) => html`<div
class="action"
@click=${() => actionArg.actionFunc(itemArg)}
>
${actionArg.iconName
? html`
<dees-icon .iconFA=${actionArg.iconName}></dees-icon>
`
: actionArg.name}
</div>`
)}
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</div>
</td>
`;
}
})()}
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</tr>
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`;
})}
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</table>
`;
})()
: html` <div class="noDataSet">No data set!</div> `}
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<div class="footer">
<div class="tableStatistics">
${this.data.length} ${this.dataName || 'data rows'} (total) |
${this.selectedDataRow ? '# ' + `${this.data.indexOf(this.selectedDataRow) + 1}` : `No`}
selected
</div>
<div class="footerActions">
${resolveExec(async () => {
const resultArray: TemplateResult[] = [];
for (const action of this.dataActions) {
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if (!action.type.includes('footer')) continue;
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resultArray.push(
html`<div
class="footerAction"
@click=${() => {
action.actionFunc(this.selectedDataRow);
}}
>
${action.iconName
? html`<dees-icon .iconSize=${14} .iconFA=${action.iconName}></dees-icon>
${action.name}`
: action.name}
</div>`
);
}
return resultArray;
})}
</div>
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</div>
</div>
`;
}
public async firstUpdated() {}
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public async updated(changedProperties: Map<string | number | symbol, unknown>): Promise<void> {
super.updated(changedProperties);
this.freezeColumnWidths();
}
freezeColumnWidths() {
// Get the table element
const table = this.shadowRoot.querySelector('table');
if (!table) return;
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// Create a colgroup if it doesn't exist
let colgroup = table.querySelector('colgroup');
if (!colgroup) {
colgroup = document.createElement('colgroup');
table.insertBefore(colgroup, table.firstChild);
}
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// Get the first row's cells to measure the widths
const cells = table.rows[0].cells;
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for (let i = 0; i < cells.length; i++) {
const cell = cells[i];
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// Get computed width
const width = window.getComputedStyle(cell).width;
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// Check if there's already a <col> for this cell
let col = colgroup.children[i] as HTMLElement;
if (!col) {
col = document.createElement('col');
colgroup.appendChild(col);
}
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// Set the width
col.style.width = width;
}
}
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getActionsForType(typeArg: ITableAction['type'][0]) {
const actions: ITableAction[] = [];
for (const action of this.dataActions) {
if (!action.type.includes(typeArg)) continue;
actions.push(action);
}
return actions;
}
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handleCellEditing(event: Event, itemArg: T, key: string) {
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const target = event.target as HTMLElement;
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const transformedItem = this.displayFunction(itemArg);
const initialValue = (transformedItem[key] as unknown as string) || '';
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// Create an input element
const input = document.createElement('input');
input.type = 'text';
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input.value = initialValue;
const blurInput = (blurArg = true, saveArg = false) => {
if (blurArg) {
input.blur();
}
if (saveArg) {
itemArg[key] = input.value as any; // Convert string to T (you might need better type casting depending on your data structure)
target.innerHTML = input.value; // Update the cell's display
} else {
target.innerHTML = initialValue;
}
};
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// When the input loses focus or the Enter key is pressed, update the data
input.addEventListener('blur', () => {
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blurInput(false, false);
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});
input.addEventListener('keydown', (e: KeyboardEvent) => {
if (e.key === 'Enter') {
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blurInput(true, true); // This will trigger the blur event handler above
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}
});
// Replace the cell's content with the input
target.innerHTML = '';
target.appendChild(input);
input.focus();
}
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}