選択範囲をMarkdown記法に変換してclip boardにcopyするPopupMenu

code:script.js

import { ScrapboxParser } from "/api/code/takker/scrapbox-parser.min.js/parser.js";

scrapbox.PopupMenu.addButton({

title: "toMD",

onClick: (text) => {

try {

const blocks = ScrapboxParser.parse(text, { hasTitle: false });

const topIndentLevel = Math.min(...blocks.map((block) => block.indent));

navigator.clipboard.writeText(

blocks.map((block) => convertSb2Md(block, topIndentLevel)).join("\n")

);

} catch (e) {

}

},

});

code:script.js

// @ts-check

/**

* @typedef {import("../scrapbox-parser/mod.ts").Block} Block

* @typedef {import("../scrapbox-parser/mod.ts").Table} Table

* @typedef {import("../scrapbox-parser/mod.ts").Line} Line

* @typedef {import("../scrapbox-parser/mod.ts").Node} NodeType

* @typedef {import("../scrapbox-jp%2Ftypes/userscript.ts").Scrapbox} Scrapbox

*/

/** Scrapbox記法をMarkdown記法に変える

*

* @param {Block} block

* @param {number} topIndentLevel

* @return {string}

*/

function convertSb2Md(block, topIndentLevel) {

switch (block.type) {

case 'title':

return ''; // タイトルは選択範囲に入らないので無視

case 'codeBlock':

return [

block.fileName,

block.content,

].join('\n');

case 'table':

return convertTable(block);

case 'line':

return convertLine(block, topIndentLevel);

}

}

/** Table記法の変換

*

* @param {Table} table

* @return {string}

*/

function convertTable(table) {

const maxCol = Math.max(...table.cells.map(row => row.length));

return [

table.fileName,

...table.cells.flatMap((row, i) => [

`| ${row

.map(column => column.map(node => convertNode(node)).join(''))

.join(' | ')} |`,

]),

].join('\n');

}

const INDENT = ' '; // インデントに使う文字

code:script.js

/** 行の変換

*

* @param {Line} line

* @param {number} topIndentLevel

* @return {string}

*/

function convertLine(line, topIndentLevel) {

const content = line.nodes

.map(node => convertNode(node, { section: line.indent === topIndentLevel }))

.join('')

.trim();

if (content === '') return ''; // 空行はそのまま返す

// リストを作る

if (line.indent === topIndentLevel) return content; // トップレベルの行はインデントにしない

let result = INDENT.repeat(line.indent - topIndentLevel - 1);

return result + content;

}

code:script.js

/** Nodeを変換する

*

* @param {NodeType} node

* @return {string}

*/

function convertNode(node, init) {

const { section = false } = init ?? {};

switch (node.type) {

case 'quote':

case 'helpfeel':

case 'image':

case 'strongImage':

case 'icon':

case 'strongIcon':

// 仕切り線だけ変換する

case 'strong':

case 'formula':

case 'decoration': {

let result = node.nodes.map(node => convertNode(node)).join('');

// 見出しの変換

// お好みで変えて下さい

if (section) {

} else {

}

}

return result;

}

case 'code':

case 'commandLine':

case 'link':

switch (node.pathType) {

case 'root':

case 'relative':

scrapbox.Project.name

}/${encodeURI(node.href)})`;

default:

return node.content === ''

}

case 'googleMap':

case 'hashTag':

case 'numberList':

return `${node.number}. ${node.nodes

.map(node => convertNode(node))

.join('')}`;

case 'blank':

case 'plain':

return node.text;

}

}