457 lines
13 KiB
JavaScript
457 lines
13 KiB
JavaScript
import _ from 'underscore';
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import { truncatePathMiddleToLength } from '~/lib/utils/text_utility';
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import { diffModes, diffViewerModes } from '~/ide/constants';
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import {
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LINE_POSITION_LEFT,
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LINE_POSITION_RIGHT,
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TEXT_DIFF_POSITION_TYPE,
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LEGACY_DIFF_NOTE_TYPE,
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DIFF_NOTE_TYPE,
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NEW_LINE_TYPE,
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OLD_LINE_TYPE,
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MATCH_LINE_TYPE,
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LINES_TO_BE_RENDERED_DIRECTLY,
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MAX_LINES_TO_BE_RENDERED,
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TREE_TYPE,
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} from '../constants';
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export function findDiffFile(files, match, matchKey = 'file_hash') {
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return files.find(file => file[matchKey] === match);
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}
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export const getReversePosition = linePosition => {
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if (linePosition === LINE_POSITION_RIGHT) {
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return LINE_POSITION_LEFT;
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}
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return LINE_POSITION_RIGHT;
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};
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export function getFormData(params) {
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const {
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commit,
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note,
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noteableType,
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noteableData,
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diffFile,
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noteTargetLine,
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diffViewType,
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linePosition,
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positionType,
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} = params;
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const position = JSON.stringify({
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base_sha: diffFile.diff_refs.base_sha,
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start_sha: diffFile.diff_refs.start_sha,
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head_sha: diffFile.diff_refs.head_sha,
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old_path: diffFile.old_path,
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new_path: diffFile.new_path,
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position_type: positionType || TEXT_DIFF_POSITION_TYPE,
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old_line: noteTargetLine ? noteTargetLine.old_line : null,
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new_line: noteTargetLine ? noteTargetLine.new_line : null,
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x: params.x,
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y: params.y,
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width: params.width,
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height: params.height,
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});
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const postData = {
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view: diffViewType,
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line_type: linePosition === LINE_POSITION_RIGHT ? NEW_LINE_TYPE : OLD_LINE_TYPE,
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merge_request_diff_head_sha: diffFile.diff_refs.head_sha,
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in_reply_to_discussion_id: '',
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note_project_id: '',
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target_type: noteableData.targetType,
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target_id: noteableData.id,
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return_discussion: true,
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note: {
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note,
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position,
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noteable_type: noteableType,
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noteable_id: noteableData.id,
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commit_id: commit && commit.id,
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type:
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diffFile.diff_refs.start_sha && diffFile.diff_refs.head_sha
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? DIFF_NOTE_TYPE
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: LEGACY_DIFF_NOTE_TYPE,
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line_code: noteTargetLine ? noteTargetLine.line_code : null,
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},
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};
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return postData;
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}
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export function getNoteFormData(params) {
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const data = getFormData(params);
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return {
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endpoint: params.noteableData.create_note_path,
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data,
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};
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}
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export const findIndexInInlineLines = (lines, lineNumbers) => {
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const { oldLineNumber, newLineNumber } = lineNumbers;
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return _.findIndex(
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lines,
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line => line.old_line === oldLineNumber && line.new_line === newLineNumber,
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);
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};
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export const findIndexInParallelLines = (lines, lineNumbers) => {
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const { oldLineNumber, newLineNumber } = lineNumbers;
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return _.findIndex(
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lines,
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line =>
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line.left &&
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line.right &&
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line.left.old_line === oldLineNumber &&
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line.right.new_line === newLineNumber,
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);
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};
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export function removeMatchLine(diffFile, lineNumbers, bottom) {
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const indexForInline = findIndexInInlineLines(diffFile.highlighted_diff_lines, lineNumbers);
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const indexForParallel = findIndexInParallelLines(diffFile.parallel_diff_lines, lineNumbers);
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const factor = bottom ? 1 : -1;
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diffFile.highlighted_diff_lines.splice(indexForInline + factor, 1);
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diffFile.parallel_diff_lines.splice(indexForParallel + factor, 1);
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}
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export function addLineReferences(lines, lineNumbers, bottom) {
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const { oldLineNumber, newLineNumber } = lineNumbers;
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const lineCount = lines.length;
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let matchLineIndex = -1;
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const linesWithNumbers = lines.map((l, index) => {
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if (l.type === MATCH_LINE_TYPE) {
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matchLineIndex = index;
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} else {
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Object.assign(l, {
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old_line: bottom ? oldLineNumber + index + 1 : oldLineNumber + index - lineCount,
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new_line: bottom ? newLineNumber + index + 1 : newLineNumber + index - lineCount,
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});
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}
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return l;
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});
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if (matchLineIndex > -1) {
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const line = linesWithNumbers[matchLineIndex];
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const targetLine = bottom
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? linesWithNumbers[matchLineIndex - 1]
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: linesWithNumbers[matchLineIndex + 1];
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Object.assign(line, {
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meta_data: {
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old_pos: targetLine.old_line,
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new_pos: targetLine.new_line,
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},
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});
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}
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return linesWithNumbers;
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}
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export function addContextLines(options) {
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const { inlineLines, parallelLines, contextLines, lineNumbers } = options;
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const normalizedParallelLines = contextLines.map(line => ({
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left: line,
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right: line,
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line_code: line.line_code,
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}));
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if (options.bottom) {
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inlineLines.push(...contextLines);
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parallelLines.push(...normalizedParallelLines);
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} else {
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const inlineIndex = findIndexInInlineLines(inlineLines, lineNumbers);
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const parallelIndex = findIndexInParallelLines(parallelLines, lineNumbers);
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inlineLines.splice(inlineIndex, 0, ...contextLines);
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parallelLines.splice(parallelIndex, 0, ...normalizedParallelLines);
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}
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}
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/**
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* Trims the first char of the `richText` property when it's either a space or a diff symbol.
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* @param {Object} line
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* @returns {Object}
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*/
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export function trimFirstCharOfLineContent(line = {}) {
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// eslint-disable-next-line no-param-reassign
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delete line.text;
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const parsedLine = Object.assign({}, line);
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if (line.rich_text) {
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const firstChar = parsedLine.rich_text.charAt(0);
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if (firstChar === ' ' || firstChar === '+' || firstChar === '-') {
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parsedLine.rich_text = line.rich_text.substring(1);
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}
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}
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return parsedLine;
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}
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function getLineCode({ left, right }, index) {
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if (left && left.line_code) {
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return left.line_code;
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} else if (right && right.line_code) {
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return right.line_code;
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}
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return index;
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}
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// This prepares and optimizes the incoming diff data from the server
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// by setting up incremental rendering and removing unneeded data
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export function prepareDiffData(diffData) {
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const filesLength = diffData.diff_files.length;
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let showingLines = 0;
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for (let i = 0; i < filesLength; i += 1) {
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const file = diffData.diff_files[i];
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if (file.parallel_diff_lines) {
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const linesLength = file.parallel_diff_lines.length;
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for (let u = 0; u < linesLength; u += 1) {
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const line = file.parallel_diff_lines[u];
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line.line_code = getLineCode(line, u);
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if (line.left) {
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line.left = trimFirstCharOfLineContent(line.left);
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line.left.discussions = [];
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line.left.hasForm = false;
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}
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if (line.right) {
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line.right = trimFirstCharOfLineContent(line.right);
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line.right.discussions = [];
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line.right.hasForm = false;
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}
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}
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}
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if (file.highlighted_diff_lines) {
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const linesLength = file.highlighted_diff_lines.length;
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for (let u = 0; u < linesLength; u += 1) {
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const line = file.highlighted_diff_lines[u];
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Object.assign(line, {
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...trimFirstCharOfLineContent(line),
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discussions: [],
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hasForm: false,
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});
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}
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showingLines += file.parallel_diff_lines.length;
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}
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Object.assign(file, {
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renderIt: showingLines < LINES_TO_BE_RENDERED_DIRECTLY,
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collapsed:
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file.viewer.name === diffViewerModes.text && showingLines > MAX_LINES_TO_BE_RENDERED,
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isShowingFullFile: false,
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isLoadingFullFile: false,
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discussions: [],
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renderingLines: false,
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});
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}
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}
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export function getDiffPositionByLineCode(diffFiles) {
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return diffFiles.reduce((acc, diffFile) => {
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// We can only use highlightedDiffLines to create the map of diff lines because
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// highlightedDiffLines will also include every parallel diff line in it.
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if (diffFile.highlighted_diff_lines) {
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diffFile.highlighted_diff_lines.forEach(line => {
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if (line.line_code) {
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acc[line.line_code] = {
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base_sha: diffFile.diff_refs.base_sha,
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head_sha: diffFile.diff_refs.head_sha,
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start_sha: diffFile.diff_refs.start_sha,
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new_path: diffFile.new_path,
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old_path: diffFile.old_path,
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old_line: line.old_line,
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new_line: line.new_line,
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line_code: line.line_code,
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position_type: 'text',
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};
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}
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});
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}
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return acc;
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}, {});
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}
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// This method will check whether the discussion is still applicable
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// to the diff line in question regarding different versions of the MR
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export function isDiscussionApplicableToLine({ discussion, diffPosition, latestDiff }) {
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const { line_code, ...diffPositionCopy } = diffPosition;
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if (discussion.original_position && discussion.position) {
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const originalRefs = discussion.original_position;
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const refs = discussion.position;
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return _.isEqual(refs, diffPositionCopy) || _.isEqual(originalRefs, diffPositionCopy);
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}
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// eslint-disable-next-line
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return latestDiff && discussion.active && line_code === discussion.line_code;
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}
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export const getLowestSingleFolder = folder => {
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const getFolder = (blob, start = []) =>
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blob.tree.reduce(
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(acc, file) => {
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const shouldGetFolder = file.tree.length === 1 && file.tree[0].type === TREE_TYPE;
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const currentFileTypeTree = file.type === TREE_TYPE;
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const path = shouldGetFolder || currentFileTypeTree ? acc.path.concat(file.name) : acc.path;
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const tree = shouldGetFolder || currentFileTypeTree ? acc.tree.concat(file) : acc.tree;
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if (shouldGetFolder) {
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const firstFolder = getFolder(file);
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path.push(...firstFolder.path);
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tree.push(...firstFolder.tree);
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}
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return {
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...acc,
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path,
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tree,
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};
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},
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{ path: start, tree: [] },
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);
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const { path, tree } = getFolder(folder, [folder.name]);
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return {
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path: truncatePathMiddleToLength(path.join('/'), 40),
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treeAcc: tree.length ? tree[tree.length - 1].tree : null,
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};
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};
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export const flattenTree = tree => {
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const flatten = blobTree =>
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blobTree.reduce((acc, file) => {
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const blob = file;
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let treeToFlatten = blob.tree;
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if (file.type === TREE_TYPE && file.tree.length === 1) {
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const { treeAcc, path } = getLowestSingleFolder(file);
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if (treeAcc) {
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blob.name = path;
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treeToFlatten = flatten(treeAcc);
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}
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}
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blob.tree = flatten(treeToFlatten);
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return acc.concat(blob);
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}, []);
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return flatten(tree);
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};
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export const generateTreeList = files => {
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const { treeEntries, tree } = files.reduce(
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(acc, file) => {
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const split = file.new_path.split('/');
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split.forEach((name, i) => {
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const parent = acc.treeEntries[split.slice(0, i).join('/')];
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const path = `${parent ? `${parent.path}/` : ''}${name}`;
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if (!acc.treeEntries[path]) {
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const type = path === file.new_path ? 'blob' : 'tree';
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acc.treeEntries[path] = {
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key: path,
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path,
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name,
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type,
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tree: [],
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};
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const entry = acc.treeEntries[path];
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if (type === 'blob') {
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Object.assign(entry, {
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changed: true,
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tempFile: file.new_file,
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deleted: file.deleted_file,
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fileHash: file.file_hash,
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addedLines: file.added_lines,
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removedLines: file.removed_lines,
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parentPath: parent ? `${parent.path}/` : '/',
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});
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} else {
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Object.assign(entry, {
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opened: true,
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});
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}
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(parent ? parent.tree : acc.tree).push(entry);
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}
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});
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return acc;
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},
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{ treeEntries: {}, tree: [] },
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);
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return { treeEntries, tree: flattenTree(tree) };
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};
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export const getDiffMode = diffFile => {
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const diffModeKey = Object.keys(diffModes).find(key => diffFile[`${key}_file`]);
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return (
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diffModes[diffModeKey] ||
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(diffFile.viewer &&
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diffFile.viewer.name === diffViewerModes.mode_changed &&
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diffViewerModes.mode_changed) ||
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diffModes.replaced
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);
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};
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export const convertExpandLines = ({
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diffLines,
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data,
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typeKey,
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oldLineKey,
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newLineKey,
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mapLine,
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}) => {
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const dataLength = data.length;
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const lines = [];
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for (let i = 0, diffLinesLength = diffLines.length; i < diffLinesLength; i += 1) {
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const line = diffLines[i];
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if (_.property(typeKey)(line) === 'match') {
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const beforeLine = diffLines[i - 1];
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const afterLine = diffLines[i + 1];
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const newLineProperty = _.property(newLineKey);
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const beforeLineIndex = newLineProperty(beforeLine) || 0;
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const afterLineIndex = newLineProperty(afterLine) - 1 || dataLength;
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lines.push(
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...data.slice(beforeLineIndex, afterLineIndex).map((l, index) =>
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mapLine({
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line: Object.assign(l, { hasForm: false, discussions: [] }),
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oldLine: (_.property(oldLineKey)(beforeLine) || 0) + index + 1,
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newLine: (newLineProperty(beforeLine) || 0) + index + 1,
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}),
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),
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);
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} else {
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lines.push(line);
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}
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}
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return lines;
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};
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export const idleCallback = cb => requestIdleCallback(cb);
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