434 lines
15 KiB
TypeScript
434 lines
15 KiB
TypeScript
import { css, html, LitElement, nothing, TemplateResult } from 'lit'
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import { repeat } from 'lit/directives/repeat.js'
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import { customElement, property, state } from 'lit/decorators.js'
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import { ifDefined } from 'lit/directives/if-defined.js'
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import { unsafeHTML } from 'lit/directives/unsafe-html.js'
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// This content comes from the file assets/images/plus-square.svg, from the Feather icons set https://feathericons.com/
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const AddSVG: string =
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`<svg xmlns="http://www.w3.org/2000/svg" width="24" height="24" viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="2" stroke-linecap="round" stroke-linejoin="round" class="feather feather-plus-square">
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<rect x="3" y="3" width="18" height="18" rx="2" ry="2"></rect>
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<line x1="12" y1="8" x2="12" y2="16"></line><line x1="8" y1="12" x2="16" y2="12"></line>
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</svg>`
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// This content comes from the file assets/images/x-square.svg, from the Feather icons set https://feathericons.com/
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const RemoveSVG: string =
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`<svg xmlns="http://www.w3.org/2000/svg" width="24" height="24" viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="2" stroke-linecap="round" stroke-linejoin="round" class="feather feather-x-square">
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<rect x="3" y="3" width="18" height="18" rx="2" ry="2"></rect>
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<line x1="9" y1="9" x2="15" y2="15"></line><line x1="15" y1="9" x2="9" y2="15"></line>
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</svg>`
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type DynamicTableAcceptedTypes = number | string | boolean | Date | Array<number | string>
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type DynamicTableAcceptedInputTypes = 'textarea'
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| 'select'
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| 'checkbox'
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| 'range'
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| 'color'
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| 'date'
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| 'datetime'
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| 'datetime-local'
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| 'email'
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| 'file'
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| 'image'
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| 'month'
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| 'number'
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| 'password'
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| 'tel'
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| 'text'
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| 'time'
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| 'url'
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| 'week'
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interface CellDataSchema {
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min?: number
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max?: number
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minlength?: number
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maxlength?: number
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size?: number
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label?: string
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options?: { [key: string]: string }
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datalist?: DynamicTableAcceptedTypes[]
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separator?: string
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inputType?: DynamicTableAcceptedInputTypes
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default?: DynamicTableAcceptedTypes
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}
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@customElement('livechat-dynamic-table-form')
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export class DynamicTableFormElement extends LitElement {
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@property({ attribute: false })
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public header: { [key: string]: { colName: TemplateResult, description: TemplateResult } } = {}
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@property({ attribute: false })
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public schema: { [key: string]: CellDataSchema } = {}
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@property({ attribute: false })
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public rows: { [key: string]: DynamicTableAcceptedTypes }[] = []
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@state()
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public _rowsById: { _id: number; row: { [key: string]: DynamicTableAcceptedTypes } }[] = []
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@property({ attribute: false })
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public formName: string = ''
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@state()
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private _lastRowId = 1
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@property({ attribute: false })
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private _colOrder: string[] = []
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static styles = css`
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table {
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table-layout: fixed;
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text-align: center;
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}
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table td, table th {
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word-wrap:break-word;
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vertical-align: top;
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padding: 5px 7px;
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}
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table tbody > :nth-child(odd) {
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background-color: var(--greySecondaryBackgroundColor);
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}
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button {
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padding: 2px;
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}
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.dynamic-table-add-row {
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background-color: var(--bs-green);
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}
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.dynamic-table-remove-row {
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background-color: var(--bs-orange);
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}
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`;
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protected createRenderRoot = (): HTMLElement | DocumentFragment => {
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if (document.head.querySelector(`style[data-tagname="${this.tagName}"]`)) {
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return this;
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}
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const style = document.createElement("style");
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style.innerHTML = DynamicTableFormElement.styles.toString();
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style.setAttribute("data-tagname", this.tagName);
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document.head.append(style);
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return this
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}
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// fixes situations when list has been reinitialized or changed outside of CustomElement
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private _updateLastRowId = () => {
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for (let rowById of this._rowsById) {
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this._lastRowId = Math.max(this._lastRowId, rowById._id + 1);
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}
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}
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private _getDefaultRow = () : { [key: string]: DynamicTableAcceptedTypes } => {
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this._updateLastRowId()
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return Object.fromEntries([...Object.entries(this.schema).map((entry) => [entry[0], entry[1].default ?? ''])])
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}
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private _addRow = () => {
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let newRow = this._getDefaultRow()
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this._rowsById.push({_id:this._lastRowId++, row: newRow})
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this.rows.push(newRow)
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this.requestUpdate('rows')
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this.dispatchEvent(new CustomEvent('update', { detail: this.rows }))
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}
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private _removeRow = (rowId: number) => {
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let rowToRemove = this._rowsById.filter(rowById => rowById._id == rowId).map(rowById => rowById.row)[0]
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this._rowsById = this._rowsById.filter((rowById) => rowById._id !== rowId)
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this.rows = this.rows.filter((row) => row !== rowToRemove)
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this.requestUpdate('rows')
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this.dispatchEvent(new CustomEvent('update', { detail: this.rows }))
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}
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render = () => {
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const inputId = `peertube-livechat-${this.formName.replaceAll('_', '-')}-table`
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this._updateLastRowId()
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this._rowsById.filter(rowById => this.rows.includes(rowById.row))
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for (let row of this.rows) {
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if (this._rowsById.filter(rowById => rowById.row === row).length == 0) {
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this._rowsById.push({_id: this._lastRowId++, row })
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}
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}
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return html`
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<table class="table table-striped table-hover table-sm" id=${inputId}>
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${this._renderHeader()}
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<tbody>
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${repeat(this._rowsById, (rowById) => rowById._id, this._renderDataRow)}
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</tbody>
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${this._renderFooter()}
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</table>
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`
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}
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private _renderHeader = () => {
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if (this._colOrder.length !== Object.keys(this.header).length) {
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this._colOrder = this._colOrder.filter(key => Object.keys(this.header).includes(key))
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this._colOrder.push(...Object.keys(this.header).filter(key => !this._colOrder.includes(key)))
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}
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return html`<thead>
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<tr>
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${Object.entries(this.header).sort(([k1,_1], [k2,_2]) => this._colOrder.indexOf(k1) - this._colOrder.indexOf(k2))
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.map(([k,v]) => this._renderHeaderCell(v))}
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<th scope="col"></th>
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</tr>
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</thead>`
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}
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private _renderHeaderCell = (headerCellData: { colName: TemplateResult, description: TemplateResult }) => {
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return html`<th scope="col">
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<div data-toggle="tooltip" data-placement="bottom" data-html="true" title=${headerCellData.description}>${headerCellData.colName}</div>
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</th>`
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}
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private _renderDataRow = (rowData: { _id: number; row: {[key: string]: DynamicTableAcceptedTypes} }) => {
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const inputId = `peertube-livechat-${this.formName.replaceAll('_', '-')}-row-${rowData._id}`
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return html`<tr id=${inputId}>
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${Object.entries(rowData.row).filter(([k, v]) => k != '_id')
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.sort(([k1,_1], [k2,_2]) => this._colOrder.indexOf(k1) - this._colOrder.indexOf(k2))
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.map((data) => this.renderDataCell(data, rowData._id))}
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<td class="form-group"><button type="button" class="btn dynamic-table-remove-row" @click=${() => this._removeRow(rowData._id)}>${unsafeHTML(RemoveSVG)}</button></td>
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</tr>`
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}
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private _renderFooter = () => {
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return html`<tfoot>
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<tr>
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${Object.values(this.header).map(() => html`<td></td>`)}
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<td><button type="button" class="btn dynamic-table-add-row" @click=${this._addRow}>${unsafeHTML(AddSVG)}</button></td>
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</tr>
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</tfoot>`
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}
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renderDataCell = (property: [string, DynamicTableAcceptedTypes], rowId: number) => {
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const [propertyName, propertyValue] = property
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const propertySchema = this.schema[propertyName] ?? {}
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let formElement
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const inputName = `${this.formName.replaceAll('-', '_')}_${propertyName.toString().replaceAll('-', '_')}_${rowId}`
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const inputId = `peertube-livechat-${this.formName.replaceAll('_', '-')}-${propertyName.toString().replaceAll('_', '-')}-${rowId}`
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switch (propertyValue.constructor) {
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case String:
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switch (propertySchema.inputType) {
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case undefined:
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propertySchema.inputType = 'text'
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case 'text':
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case 'color':
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case 'date':
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case 'datetime':
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case 'datetime-local':
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case 'email':
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case 'file':
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case 'image':
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case 'month':
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case 'number':
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case 'password':
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case 'range':
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case 'tel':
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case 'time':
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case 'url':
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case 'week':
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formElement = this._renderInput(rowId, inputId, inputName, propertyName, propertySchema, propertyValue as string)
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break
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case 'textarea':
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formElement = this._renderTextarea(rowId, inputId, inputName, propertyName, propertySchema, propertyValue as string)
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break
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case 'select':
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formElement = this._renderSelect(rowId, inputId, inputName, propertyName, propertySchema, propertyValue as string)
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break
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}
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break
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case Date:
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switch (propertySchema.inputType) {
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case undefined:
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propertySchema.inputType = 'datetime'
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case 'date':
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case 'datetime':
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case 'datetime-local':
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case 'time':
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formElement = this._renderInput(rowId, inputId, inputName, propertyName, propertySchema, (propertyValue as Date).toISOString())
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break
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}
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break
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case Number:
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switch (propertySchema.inputType) {
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case undefined:
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propertySchema.inputType = 'number'
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case 'number':
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case 'range':
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formElement = this._renderInput(rowId, inputId, inputName, propertyName, propertySchema, propertyValue as string)
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break
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}
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break
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case Boolean:
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switch (propertySchema.inputType) {
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case undefined:
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propertySchema.inputType = 'checkbox'
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case 'checkbox':
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formElement = this._renderCheckbox(rowId, inputId, inputName, propertyName, propertySchema, propertyValue as boolean)
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break
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}
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break
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case Array:
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switch (propertySchema.inputType) {
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case undefined:
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propertySchema.inputType = 'text'
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case 'text':
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case 'color':
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case 'date':
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case 'datetime':
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case 'datetime-local':
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case 'email':
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case 'file':
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case 'image':
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case 'month':
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case 'number':
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case 'password':
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case 'range':
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case 'tel':
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case 'time':
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case 'url':
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case 'week':
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formElement = this._renderInput(rowId, inputId, inputName, propertyName, propertySchema,
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(propertyValue as Array<number | string>).join(propertySchema.separator ?? ','))
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break
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case 'textarea':
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formElement = this._renderTextarea(rowId, inputId, inputName, propertyName, propertySchema,
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(propertyValue as Array<number | string>).join(propertySchema.separator ?? ','))
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break
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}
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}
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if (!formElement) {
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console.warn(`value type '${propertyValue.constructor}' is incompatible`
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+ `with field type '${propertySchema.inputType}' for form entry '${propertyName.toString()}'.`)
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}
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return html`<td class="form-group">${formElement}</td>`
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}
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_renderInput = (rowId: number, inputId: string, inputName: string, propertyName: string, propertySchema: CellDataSchema, propertyValue: string) => {
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return html`<input
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type=${propertySchema.inputType}
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name=${inputName}
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class="form-control"
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id=${inputId}
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list=${(propertySchema?.datalist) ? inputId + '-datalist' : nothing}
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min=${ifDefined(propertySchema?.min)}
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max=${ifDefined(propertySchema?.max)}
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minlength=${ifDefined(propertySchema?.minlength)}
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maxlength=${ifDefined(propertySchema?.maxlength)}
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@input=${(event: InputEvent) => this._updatePropertyFromValue(event, propertyName, propertySchema, rowId)}
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.value=${propertyValue}
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/>
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${(propertySchema?.datalist) ? html`<datalist id=${inputId + '-datalist'}>
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${(propertySchema?.datalist ?? []).map((value) => html`<option value=${value} />`)}
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</datalist>` : nothing}
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`
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}
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_renderTextarea = (rowId: number, inputId: string, inputName: string, propertyName: string, propertySchema: CellDataSchema, propertyValue: string) => {
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return html`<textarea
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name=${inputName}
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class="form-control"
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id=${inputId}
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min=${ifDefined(propertySchema?.min)}
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max=${ifDefined(propertySchema?.max)}
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minlength=${ifDefined(propertySchema?.minlength)}
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maxlength=${ifDefined(propertySchema?.maxlength)}
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@input=${(event: InputEvent) => this._updatePropertyFromValue(event, propertyName, propertySchema, rowId)}
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.value=${propertyValue}
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></textarea>`
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}
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_renderCheckbox = (rowId: number, inputId: string, inputName: string, propertyName: string, propertySchema: CellDataSchema, propertyValue: boolean) => {
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return html`<input
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type="checkbox"
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name=${inputName}
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class="form-check-input"
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id=${inputId}
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@input=${(event: InputEvent) => this._updatePropertyFromValue(event, propertyName, propertySchema, rowId)}
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.value=${propertyValue}
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?checked=${propertyValue}
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/>`
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}
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_renderSelect = (rowId: number, inputId: string, inputName: string, propertyName: string, propertySchema: CellDataSchema, propertyValue: string) => {
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return html`<select
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class="form-select"
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aria-label="Default select example"
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@change=${(event: InputEvent) => this._updatePropertyFromValue(event, propertyName, propertySchema, rowId)}
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>
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<option ?selected=${!propertyValue}>${propertySchema?.label ?? 'Choose your option'}</option>
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${Object.entries(propertySchema?.options ?? {})
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?.map(([value, name]) =>
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html`<option ?selected=${propertyValue === value} value=${value}>${name}</option>`
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)}
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</select>`
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}
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_updatePropertyFromValue = (event: Event, propertyName: string, propertySchema: CellDataSchema, rowId: number) => {
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let target = event?.target as (HTMLInputElement | HTMLTextAreaElement | HTMLSelectElement)
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let value = (target && target instanceof HTMLInputElement && target.type == "checkbox") ? !!(target?.checked) : target?.value
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if (value !== undefined) {
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for (let rowById of this._rowsById) {
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if (rowById._id === rowId) {
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switch (rowById.row[propertyName].constructor) {
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case Array:
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rowById.row[propertyName] = (value as string).split(propertySchema.separator ?? ',')
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default:
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rowById.row[propertyName] = value
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}
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this.rows = this._rowsById.map(rowById => rowById.row)
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this.requestUpdate('rows')
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this.requestUpdate('rowsById')
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this.dispatchEvent(new CustomEvent('update', { detail: this.rows }))
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return
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}
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}
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console.warn(`Could not update property : Did not find a property named '${propertyName}' in row '${rowId}'`)
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}
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else {
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console.warn(`Could not update property : Target or value was undefined`)
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}
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}
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}
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