83 lines
2.8 KiB
JavaScript
83 lines
2.8 KiB
JavaScript
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/*
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* Unindent, a Powercord Plugin to trim unnecessary indent from messages
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* Copyright (C) 2021 Vendicated
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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const { Plugin } = require("powercord/entities");
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const { inject, uninject } = require("powercord/injector");
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const { messages } = require("powercord/webpack");
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const indents = [, " ", "\t"];
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const injectionId = "unindentCodeblocks";
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module.exports = class Unindent extends Plugin {
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startPlugin() {
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inject(injectionId, messages, "sendMessage", async args => {
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const msg = args[1];
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msg.content = msg.content.replace(/```(.|\n)*?```/g, m => {
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const lines = m.split("\n");
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// First line sometimes (?) has no indent (thanks discord), so use the second line as reference in these cases
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let choseSecondLine = false;
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let firstIndentedLine;
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if (indents.indexOf(lines[1].charAt(0)) === -1) {
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firstIndentedLine = lines[2];
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choseSecondLine = true;
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} else {
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firstIndentedLine = lines[1];
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}
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if (!firstIndentedLine) return m;
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let indentAmount = 0;
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for (const char of firstIndentedLine) {
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const idx = indents.indexOf(char);
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if (idx === -1) break;
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indentAmount += idx;
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}
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// FIXME (Find less hacky solution): If indent amount is based on second line, try to figure out it is in block (thus indented further) and if so leave additional indent
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if (
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choseSecondLine &&
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(lines[1].includes("{") || lines[1].endsWith(":") || lines[1].endsWith("; then") || firstIndentedLine.indexOf("{") === indentAmount + 1)
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)
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indentAmount -= 2;
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if (indentAmount <= 0) return m;
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for (let i = 1; i < lines.length; i++) {
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const line = lines[i];
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let unindentedIdx = 0;
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for (let j = 0, unindentedAmount = 0; j < line.length; j++) {
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const char = line[j];
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const idx = indents.indexOf(char);
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if (idx === -1) break;
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unindentedIdx++;
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unindentedAmount += idx;
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if (unindentedAmount >= indentAmount) break;
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}
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lines[i] = line.slice(unindentedIdx);
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}
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return lines.join("\n");
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});
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return args;
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});
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}
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pluginWillUnload() {
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uninject(injectionId);
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}
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};
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