122 lines
		
	
	
		
			3.9 KiB
		
	
	
	
		
			JavaScript
		
	
	
	
	
	
			
		
		
	
	
			122 lines
		
	
	
		
			3.9 KiB
		
	
	
	
		
			JavaScript
		
	
	
	
	
	
const wrapSymbols = ['*', '_', '~', '^', '+', '=']
 | 
						|
export function wrapTextWith (editor, cm, symbol) {
 | 
						|
  if (!cm.getSelection()) {
 | 
						|
    return CodeMirror.Pass
 | 
						|
  } else {
 | 
						|
    let ranges = cm.listSelections()
 | 
						|
    for (let i = 0; i < ranges.length; i++) {
 | 
						|
      let range = ranges[i]
 | 
						|
      if (!range.empty()) {
 | 
						|
        const from = range.from()
 | 
						|
        const to = range.to()
 | 
						|
 | 
						|
        if (symbol !== 'Backspace') {
 | 
						|
          let selection = cm.getRange(from, to)
 | 
						|
          let anchorIndex = editor.indexFromPos(ranges[i].anchor)
 | 
						|
          let headIndex = editor.indexFromPos(ranges[i].head)
 | 
						|
          cm.replaceRange(symbol + selection + symbol, from, to, '+input')
 | 
						|
          if (anchorIndex > headIndex) {
 | 
						|
            ranges[i].anchor.ch += symbol.length
 | 
						|
            ranges[i].head.ch += symbol.length
 | 
						|
          } else {
 | 
						|
            ranges[i].head.ch += symbol.length
 | 
						|
            ranges[i].anchor.ch += symbol.length
 | 
						|
          }
 | 
						|
          cm.setSelections(ranges)
 | 
						|
        } else {
 | 
						|
          let preEndPos = {
 | 
						|
            line: to.line,
 | 
						|
            ch: to.ch + symbol.length
 | 
						|
          }
 | 
						|
          let preText = cm.getRange(to, preEndPos)
 | 
						|
          let preIndex = wrapSymbols.indexOf(preText)
 | 
						|
          let postEndPos = {
 | 
						|
            line: from.line,
 | 
						|
            ch: from.ch - symbol.length
 | 
						|
          }
 | 
						|
          let postText = cm.getRange(postEndPos, from)
 | 
						|
          let postIndex = wrapSymbols.indexOf(postText)
 | 
						|
          // check if surround symbol are list in array and matched
 | 
						|
          if (preIndex > -1 && postIndex > -1 && preIndex === postIndex) {
 | 
						|
            cm.replaceRange('', to, preEndPos, '+delete')
 | 
						|
            cm.replaceRange('', postEndPos, from, '+delete')
 | 
						|
          }
 | 
						|
        }
 | 
						|
      }
 | 
						|
    }
 | 
						|
  }
 | 
						|
}
 | 
						|
 | 
						|
export function insertText (cm, text, cursorEnd = 0) {
 | 
						|
  let cursor = cm.getCursor()
 | 
						|
  cm.replaceSelection(text, cursor, cursor)
 | 
						|
  cm.focus()
 | 
						|
  cm.setCursor({line: cursor.line, ch: cursor.ch + cursorEnd})
 | 
						|
}
 | 
						|
 | 
						|
export function insertLink (cm, isImage) {
 | 
						|
  let cursor = cm.getCursor()
 | 
						|
  let ranges = cm.listSelections()
 | 
						|
  const linkEnd = '](https://)'
 | 
						|
  const symbol = (isImage) ? '![' : '['
 | 
						|
 | 
						|
  for (let i = 0; i < ranges.length; i++) {
 | 
						|
    let range = ranges[i]
 | 
						|
    if (!range.empty()) {
 | 
						|
      const from = range.from()
 | 
						|
      const to = range.to()
 | 
						|
      let anchorIndex = editor.indexFromPos(ranges[i].anchor)
 | 
						|
      let headIndex = editor.indexFromPos(ranges[i].head)
 | 
						|
      let selection = cm.getRange(from, to)
 | 
						|
      selection = symbol + selection + linkEnd
 | 
						|
      cm.replaceRange(selection, from, to)
 | 
						|
      if (anchorIndex > headIndex) {
 | 
						|
        ranges[i].anchor.ch += symbol.length
 | 
						|
        ranges[i].head.ch += symbol.length
 | 
						|
      } else {
 | 
						|
        ranges[i].head.ch += symbol.length
 | 
						|
        ranges[i].anchor.ch += symbol.length
 | 
						|
      }
 | 
						|
      cm.setSelections(ranges)
 | 
						|
    } else {
 | 
						|
      cm.replaceRange(symbol + linkEnd, cursor, cursor)
 | 
						|
      cm.setCursor({line: cursor.line, ch: cursor.ch + symbol.length + linkEnd.length})
 | 
						|
    }
 | 
						|
  }
 | 
						|
  cm.focus()
 | 
						|
}
 | 
						|
 | 
						|
export function insertHeader (cm) {
 | 
						|
  let cursor = cm.getCursor()
 | 
						|
  let startOfLine = {line: cursor.line, ch: 0}
 | 
						|
  let startOfLineText = cm.getRange(startOfLine, {line: cursor.line, ch: 1})
 | 
						|
  // See if it is already a header
 | 
						|
  if (startOfLineText === '#') {
 | 
						|
    cm.replaceRange('#', startOfLine, startOfLine)
 | 
						|
  } else {
 | 
						|
    cm.replaceRange('# ', startOfLine, startOfLine)
 | 
						|
  }
 | 
						|
  cm.focus()
 | 
						|
}
 | 
						|
 | 
						|
export function insertOnStartOfLines (cm, symbol) {
 | 
						|
  let cursor = cm.getCursor()
 | 
						|
  let ranges = cm.listSelections()
 | 
						|
 | 
						|
  for (let i = 0; i < ranges.length; i++) {
 | 
						|
    let range = ranges[i]
 | 
						|
    if (!range.empty()) {
 | 
						|
      const from = range.from()
 | 
						|
      const to = range.to()
 | 
						|
      let selection = cm.getRange({line: from.line, ch: 0}, to)
 | 
						|
      selection = selection.replace(/\n/g, '\n' + symbol)
 | 
						|
      selection = symbol + selection
 | 
						|
      cm.replaceRange(selection, from, to)
 | 
						|
    } else {
 | 
						|
      cm.replaceRange(symbol, {line: cursor.line, ch: 0}, {line: cursor.line, ch: 0})
 | 
						|
    }
 | 
						|
  }
 | 
						|
  cm.setCursor({line: cursor.line, ch: cursor.ch + symbol.length})
 | 
						|
  cm.focus()
 | 
						|
}
 |