Lexical: Wired table properties, and other buttons

resources/js/wysiwyg/utils/dom.ts

@@ -29,4 +29,29 @@ export function formatSizeValue(size: number | string, defaultSuffix: string = '
     }
 
     return size;
+}
+
+export type StyleMap = Map<string, string>;
+
+/**
+ * Creates a map from an element's styles.
+ * Uses direct attribute value string handling since attempting to iterate
+ * over .style will expand out any shorthand properties (like 'padding') making
+ * rather than being representative of the actual properties set.
+ */
+export function extractStyleMapFromElement(element: HTMLElement): StyleMap {
+    const map: StyleMap = new Map();
+    const styleText= element.getAttribute('style') || '';
+
+    const rules = styleText.split(';');
+    for (const rule of rules) {
+        const [name, value] = rule.split(':');
+        if (!name || !value) {
+            continue;
+        }
+
+        map.set(name.trim().toLowerCase(), value.trim());
+    }
+
+    return map;
 }

resources/js/wysiwyg/utils/styles.ts

@@ -1,11 +0,0 @@
-
-export type StyleMap = Map<string, string>;
-
-export function createStyleMapFromDomStyles(domStyles: CSSStyleDeclaration): StyleMap {
-    const styleMap: StyleMap = new Map();
-    const styleNames: string[] = Array.from(domStyles);
-    for (const style of styleNames) {
-        styleMap.set(style, domStyles.getPropertyValue(style));
-    }
-    return styleMap;
-}

resources/js/wysiwyg/utils/tables.ts

@@ -206,8 +206,107 @@ export function $getTableRowsFromSelection(selection: BaseSelection|null): Custo
     return Object.values(rowsByKey);
 }
 
-
-
+export function $getTableFromSelection(selection: BaseSelection|null): CustomTableNode|null {
+    const cells = $getTableCellsFromSelection(selection);
+    if (cells.length === 0) {
+        return null;
+    }
+
+    const table = $getParentOfType(cells[0], $isCustomTableNode);
+    if ($isCustomTableNode(table)) {
+        return table;
+    }
+
+    return null;
+}
+
+export function $clearTableSizes(table: CustomTableNode): void {
+    table.setColWidths([]);
+
+    // TODO - Extra form things once table properties and extra things
+    //   are supported
+
+    for (const row of table.getChildren()) {
+        if (!$isCustomTableRowNode(row)) {
+            continue;
+        }
+
+        const rowStyles = row.getStyles();
+        rowStyles.delete('height');
+        rowStyles.delete('width');
+        row.setStyles(rowStyles);
+
+        const cells = row.getChildren().filter(c => $isCustomTableCellNode(c));
+        for (const cell of cells) {
+            const cellStyles = cell.getStyles();
+            cellStyles.delete('height');
+            cellStyles.delete('width');
+            cell.setStyles(cellStyles);
+            cell.clearWidth();
+        }
+    }
+}
+
+export function $clearTableFormatting(table: CustomTableNode): void {
+    table.setColWidths([]);
+    table.setStyles(new Map);
+
+    for (const row of table.getChildren()) {
+        if (!$isCustomTableRowNode(row)) {
+            continue;
+        }
+
+        row.setStyles(new Map);
+        row.setFormat('');
+
+        const cells = row.getChildren().filter(c => $isCustomTableCellNode(c));
+        for (const cell of cells) {
+            cell.setStyles(new Map);
+            cell.clearWidth();
+            cell.setFormat('');
+        }
+    }
+}
+
+/**
+ * Perform the given callback for each cell in the given table.
+ * Returning false from the callback stops the function early.
+ */
+export function $forEachTableCell(table: CustomTableNode, callback: (c: CustomTableCellNode) => void|false): void {
+    outer: for (const row of table.getChildren()) {
+        if (!$isCustomTableRowNode(row)) {
+            continue;
+        }
+        const cells = row.getChildren();
+        for (const cell of cells) {
+            if (!$isCustomTableCellNode(cell)) {
+                return;
+            }
+            const result = callback(cell);
+            if (result === false) {
+                break outer;
+            }
+        }
+    }
+}
+
+export function $getCellPaddingForTable(table: CustomTableNode): string {
+    let padding: string|null = null;
+
+    $forEachTableCell(table, (cell: CustomTableCellNode) => {
+        const cellPadding = cell.getStyles().get('padding') || ''
+        if (padding === null) {
+            padding = cellPadding;
+        }
+
+        if (cellPadding !== padding) {
+            padding = null;
+            return false;
+        }
+    });
+
+    return padding || '';
+}