81 lines
2.3 KiB
TypeScript
81 lines
2.3 KiB
TypeScript
import * as monaco from 'monaco-editor/esm/vs/editor/editor.api'
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export enum MarkdownOperator {
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H1 = '# ',
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H2 = '## ',
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H3 = '### ',
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H4 = '#### ',
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H5 = '##### ',
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H6 = '###### ',
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ITALLICS = '_',
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BOLD = '**',
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BULLET = '* ',
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DIVIDER = '\n\n---\n'
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}
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const wrapperOperators = [
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MarkdownOperator.ITALLICS,
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MarkdownOperator.BOLD
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]
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const createDiffEditorInteractions = (editor: monaco.editor.IStandaloneDiffEditor) => {
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const modifiedEditor = editor.getModifiedEditor()
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return {
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undo: () => { },
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redo: () => { },
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insertMarkdownOperator: (operator: MarkdownOperator) => {
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const selection = modifiedEditor.getSelection()
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if (!selection) return
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const { startColumn, startLineNumber, endColumn, endLineNumber } = selection
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const doesSelectionHaveRange = (endLineNumber > startLineNumber) || (endColumn > startColumn)
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let range: monaco.IRange = { startColumn, startLineNumber, endColumn, endLineNumber, }
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let newText = modifiedEditor.getModel()?.getValueInRange(range) || ''
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const lineOfCursor = startLineNumber
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const lengthOfLine = (modifiedEditor.getModel()?.getLineLength(lineOfCursor) || 1) + 1
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const wordAtStartPosition = modifiedEditor.getModel()?.getWordAtPosition({
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column: startColumn, lineNumber: startLineNumber
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})
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if (operator == MarkdownOperator.DIVIDER) {
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range = {
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startLineNumber,
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startColumn: lengthOfLine,
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endLineNumber,
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endColumn: lengthOfLine,
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}
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newText = `${operator}`
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} else if (wrapperOperators.includes(operator)) {
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if (!doesSelectionHaveRange && wordAtStartPosition) range = {
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startLineNumber,
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startColumn: wordAtStartPosition.startColumn,
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endLineNumber,
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endColumn: wordAtStartPosition.endColumn
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}
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newText = `${operator}${modifiedEditor.getModel()?.getValueInRange(range)}${operator}`
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} else {
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range = {
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startLineNumber,
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startColumn: 0,
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endLineNumber,
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endColumn: 0
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}
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newText = `${operator}${modifiedEditor.getModel()?.getValueInRange(range)}`
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}
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modifiedEditor.executeEdits('editor', [{ range, text: newText }])
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modifiedEditor.pushUndoStop()
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modifiedEditor.focus()
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}
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}
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}
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export default createDiffEditorInteractions
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