684 lines
19 KiB
JavaScript
684 lines
19 KiB
JavaScript
import { property, isEqual } from 'lodash';
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import { diffModes, diffViewerModes } from '~/ide/constants';
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import { truncatePathMiddleToLength } from '~/lib/utils/text_utility';
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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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TREE_TYPE,
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INLINE_DIFF_LINES_KEY,
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SHOW_WHITESPACE,
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NO_SHOW_WHITESPACE,
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CONFLICT_OUR,
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CONFLICT_THEIR,
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CONFLICT_MARKER,
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CONFLICT_MARKER_OUR,
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CONFLICT_MARKER_THEIR,
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} from '../constants';
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import { prepareRawDiffFile } from '../utils/diff_file';
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export const isAdded = (line) => ['new', 'new-nonewline'].includes(line.type);
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export const isRemoved = (line) => ['old', 'old-nonewline'].includes(line.type);
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export const isUnchanged = (line) => !line.type;
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export const isMeta = (line) => ['match', 'new-nonewline', 'old-nonewline'].includes(line.type);
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export const isConflictMarker = (line) =>
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[CONFLICT_MARKER_OUR, CONFLICT_MARKER_THEIR].includes(line.type);
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export const isConflictSeperator = (line) => line.type === CONFLICT_MARKER;
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export const isConflictOur = (line) => line.type === CONFLICT_OUR;
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export const isConflictTheir = (line) => line.type === CONFLICT_THEIR;
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/**
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* Pass in the inline diff lines array which gets converted
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* to the parallel diff lines.
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* This allows for us to convert inline diff lines to parallel
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* on the frontend without needing to send any requests
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* to the API.
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*
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* This method has been taken from the already existing backend
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* implementation at lib/gitlab/diff/parallel_diff.rb
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*
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* @param {Object[]} diffLines - inline diff lines
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*
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* @param {Boolean} inline - is inline context or not
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*
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* @returns {Object[]} parallel lines
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*/
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export const parallelizeDiffLines = (diffLines, inline) => {
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let freeRightIndex = null;
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let conflictStartIndex = -1;
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const lines = [];
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// `chunk` is used for dragging to select diff lines
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// we are restricting commenting to only lines that appear between
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// "expansion rows". Here equal chunks are lines grouped together
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// inbetween expansion rows.
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let chunk = 0;
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for (let i = 0, diffLinesLength = diffLines.length, index = 0; i < diffLinesLength; i += 1) {
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const line = diffLines[i];
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line.chunk = chunk;
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if (isMeta(line)) chunk += 1;
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if (isRemoved(line) || isConflictOur(line) || inline) {
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lines.push({
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[LINE_POSITION_LEFT]: line,
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[LINE_POSITION_RIGHT]: null,
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});
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if (freeRightIndex === null) {
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// Once we come upon a new line it can be put on the right of this old line
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freeRightIndex = index;
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}
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index += 1;
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} else if (isAdded(line) || isConflictTheir(line)) {
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if (freeRightIndex !== null) {
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// If an old line came before this without a line on the right, this
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// line can be put to the right of it.
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lines[freeRightIndex].right = line;
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// If there are any other old lines on the left that don't yet have
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// a new counterpart on the right, update the free_right_index
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const nextFreeRightIndex = freeRightIndex + 1;
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freeRightIndex = nextFreeRightIndex < index ? nextFreeRightIndex : null;
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} else {
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lines.push({
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[LINE_POSITION_LEFT]: null,
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[LINE_POSITION_RIGHT]: line,
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});
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freeRightIndex = null;
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index += 1;
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}
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} else if (
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isMeta(line) ||
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isUnchanged(line) ||
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isConflictMarker(line) ||
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(isConflictSeperator(line) && inline)
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) {
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if (conflictStartIndex <= 0) {
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// line in the right panel is the same as in the left one
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lines.push({
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[LINE_POSITION_LEFT]: line,
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[LINE_POSITION_RIGHT]: !inline && line,
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});
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if (!inline && isConflictMarker(line)) {
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conflictStartIndex = index;
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}
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freeRightIndex = null;
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index += 1;
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} else {
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lines[conflictStartIndex][LINE_POSITION_RIGHT] = line;
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conflictStartIndex = -1;
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}
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}
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}
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return lines;
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};
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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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lineRange,
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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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line_range: lineRange,
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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 lines.findIndex(
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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 getPreviousLineIndex = (diffViewType, file, lineNumbers) => {
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return findIndexInInlineLines(file[INLINE_DIFF_LINES_KEY], lineNumbers);
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};
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export function removeMatchLine(diffFile, lineNumbers, bottom) {
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const indexForInline = findIndexInInlineLines(diffFile[INLINE_DIFF_LINES_KEY], lineNumbers);
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const factor = bottom ? 1 : -1;
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if (indexForInline > -1) {
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diffFile[INLINE_DIFF_LINES_KEY].splice(indexForInline + factor, 1);
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}
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}
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export function addLineReferences(lines, lineNumbers, bottom, isExpandDown, nextLineNumbers) {
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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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let targetLine;
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if (isExpandDown) {
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targetLine = nextLineNumbers;
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} else if (bottom) {
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targetLine = linesWithNumbers[matchLineIndex - 1];
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} else {
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targetLine = linesWithNumbers[matchLineIndex + 1];
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}
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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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function addInlineContextLines(options) {
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const { inlineLines, contextLines, lineNumbers, isExpandDown } = options;
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const factor = isExpandDown ? 1 : 0;
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if (!isExpandDown && options.bottom) {
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inlineLines.push(...contextLines);
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} else {
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const inlineIndex = findIndexInInlineLines(inlineLines, lineNumbers);
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inlineLines.splice(inlineIndex + factor, 0, ...contextLines);
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}
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}
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export function addContextLines(options) {
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addInlineContextLines(options);
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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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* @deprecated
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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 = { ...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 diffFileUniqueId(file) {
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return `${file.content_sha}-${file.file_hash}`;
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}
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function mergeTwoFiles(target, source) {
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const originalInline = target[INLINE_DIFF_LINES_KEY];
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const missingInline = !originalInline.length;
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return {
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...target,
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[INLINE_DIFF_LINES_KEY]: missingInline ? source[INLINE_DIFF_LINES_KEY] : originalInline,
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parallel_diff_lines: null,
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renderIt: source.renderIt,
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collapsed: source.collapsed,
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};
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}
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function ensureBasicDiffFileLines(file) {
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const missingInline = !file[INLINE_DIFF_LINES_KEY];
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Object.assign(file, {
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[INLINE_DIFF_LINES_KEY]: missingInline ? [] : file[INLINE_DIFF_LINES_KEY],
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parallel_diff_lines: null,
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});
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return file;
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}
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function cleanRichText(text) {
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return text ? text.replace(/^[+ -]/, '') : undefined;
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}
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function prepareLine(line, file) {
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if (!line.alreadyPrepared) {
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Object.assign(line, {
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commentsDisabled: file.brokenSymlink,
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rich_text: cleanRichText(line.rich_text),
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discussionsExpanded: true,
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discussions: [],
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hasForm: false,
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text: undefined,
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alreadyPrepared: true,
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});
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}
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}
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export function prepareLineForRenamedFile({ line, diffFile, index = 0 }) {
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/*
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Renamed files are a little different than other diffs, which
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is why this is distinct from `prepareDiffFileLines` below.
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We don't get any of the diff file context when we get the diff
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(so no "inline" vs. "parallel", no "line_code", etc.).
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We can also assume that both the left and the right of each line
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(for parallel diff view type) are identical, because the file
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is renamed, not modified.
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This should be cleaned up as part of the effort around flattening our data
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==> https://gitlab.com/groups/gitlab-org/-/epics/2852#note_304803402
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*/
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const lineNumber = index + 1;
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const cleanLine = {
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...line,
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line_code: `${diffFile.file_hash}_${lineNumber}_${lineNumber}`,
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new_line: lineNumber,
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old_line: lineNumber,
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};
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prepareLine(cleanLine, diffFile); // WARNING: In-Place Mutations!
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return cleanLine;
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}
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function prepareDiffFileLines(file) {
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const inlineLines = file[INLINE_DIFF_LINES_KEY];
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inlineLines.forEach((line) => prepareLine(line, file)); // WARNING: In-Place Mutations!
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Object.assign(file, {
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inlineLinesCount: inlineLines.length,
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});
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return file;
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}
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function getVisibleDiffLines(file) {
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return file.inlineLinesCount;
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}
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function finalizeDiffFile(file) {
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const lines = getVisibleDiffLines(file);
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Object.assign(file, {
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renderIt: lines < LINES_TO_BE_RENDERED_DIRECTLY,
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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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return file;
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}
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function deduplicateFilesList(files) {
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const dedupedFiles = files.reduce((newList, file) => {
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const id = diffFileUniqueId(file);
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return {
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...newList,
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[id]: newList[id] ? mergeTwoFiles(newList[id], file) : file,
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};
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}, {});
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return Object.values(dedupedFiles);
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}
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export function prepareDiffData({ diff, priorFiles = [], meta = false }) {
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const cleanedFiles = (diff.diff_files || [])
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.map((file, index, allFiles) => prepareRawDiffFile({ file, allFiles, meta }))
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.map(ensureBasicDiffFileLines)
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.map(prepareDiffFileLines)
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.map(finalizeDiffFile);
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return deduplicateFilesList([...priorFiles, ...cleanedFiles]);
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}
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export function getDiffPositionByLineCode(diffFiles) {
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let lines = [];
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lines = diffFiles.reduce((acc, diffFile) => {
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diffFile[INLINE_DIFF_LINES_KEY].forEach((line) => {
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acc.push({ file: diffFile, line });
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});
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return acc;
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}, []);
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return lines.reduce((acc, { file, line }) => {
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if (line.line_code) {
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acc[line.line_code] = {
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base_sha: file.diff_refs.base_sha,
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head_sha: file.diff_refs.head_sha,
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start_sha: file.diff_refs.start_sha,
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new_path: file.new_path,
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old_path: file.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_range: null,
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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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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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if (!diffPosition) {
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return false;
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}
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const { line_code, ...dp } = diffPosition;
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// Removing `line_range` from diffPosition because the backend does not
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// yet consistently return this property. This check can be removed,
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// once this is addressed. see https://gitlab.com/gitlab-org/gitlab/-/issues/213010
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const { line_range: dpNotUsed, ...diffPositionCopy } = dp;
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if (discussion.original_position && discussion.position) {
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const discussionPositions = [
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discussion.original_position,
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discussion.position,
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...(discussion.positions || []),
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];
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const removeLineRange = (position) => {
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const { line_range: pNotUsed, ...positionNoLineRange } = position;
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return positionNoLineRange;
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};
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return discussionPositions
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.map(removeLineRange)
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.some((position) => isEqual(position, 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;
|
|
treeToFlatten = flatten(treeAcc);
|
|
}
|
|
}
|
|
|
|
blob.tree = flatten(treeToFlatten);
|
|
|
|
return acc.concat(blob);
|
|
}, []);
|
|
|
|
return flatten(tree);
|
|
};
|
|
|
|
export const generateTreeList = (files) => {
|
|
const { treeEntries, tree } = files.reduce(
|
|
(acc, file) => {
|
|
const split = file.new_path.split('/');
|
|
|
|
split.forEach((name, i) => {
|
|
const parent = acc.treeEntries[split.slice(0, i).join('/')];
|
|
const path = `${parent ? `${parent.path}/` : ''}${name}`;
|
|
|
|
if (!acc.treeEntries[path]) {
|
|
const type = path === file.new_path ? 'blob' : 'tree';
|
|
acc.treeEntries[path] = {
|
|
key: path,
|
|
path,
|
|
name,
|
|
type,
|
|
tree: [],
|
|
};
|
|
|
|
const entry = acc.treeEntries[path];
|
|
|
|
if (type === 'blob') {
|
|
Object.assign(entry, {
|
|
changed: true,
|
|
tempFile: file.new_file,
|
|
deleted: file.deleted_file,
|
|
fileHash: file.file_hash,
|
|
addedLines: file.added_lines,
|
|
removedLines: file.removed_lines,
|
|
parentPath: parent ? `${parent.path}/` : '/',
|
|
submodule: file.submodule,
|
|
});
|
|
} else {
|
|
Object.assign(entry, {
|
|
opened: true,
|
|
});
|
|
}
|
|
|
|
(parent ? parent.tree : acc.tree).push(entry);
|
|
}
|
|
});
|
|
|
|
return acc;
|
|
},
|
|
{ treeEntries: {}, tree: [] },
|
|
);
|
|
|
|
return { treeEntries, tree: flattenTree(tree) };
|
|
};
|
|
|
|
export const getDiffMode = (diffFile) => {
|
|
const diffModeKey = Object.keys(diffModes).find((key) => diffFile[`${key}_file`]);
|
|
return (
|
|
diffModes[diffModeKey] ||
|
|
(diffFile.viewer &&
|
|
diffFile.viewer.name === diffViewerModes.mode_changed &&
|
|
diffViewerModes.mode_changed) ||
|
|
diffModes.replaced
|
|
);
|
|
};
|
|
|
|
export const convertExpandLines = ({
|
|
diffLines,
|
|
data,
|
|
typeKey,
|
|
oldLineKey,
|
|
newLineKey,
|
|
mapLine,
|
|
}) => {
|
|
const dataLength = data.length;
|
|
const lines = [];
|
|
|
|
for (let i = 0, diffLinesLength = diffLines.length; i < diffLinesLength; i += 1) {
|
|
const line = diffLines[i];
|
|
|
|
if (property(typeKey)(line) === 'match') {
|
|
const beforeLine = diffLines[i - 1];
|
|
const afterLine = diffLines[i + 1];
|
|
const newLineProperty = property(newLineKey);
|
|
const beforeLineIndex = newLineProperty(beforeLine) || 0;
|
|
const afterLineIndex = newLineProperty(afterLine) - 1 || dataLength;
|
|
|
|
lines.push(
|
|
...data.slice(beforeLineIndex, afterLineIndex).map((l, index) =>
|
|
mapLine({
|
|
line: Object.assign(l, { hasForm: false, discussions: [] }),
|
|
oldLine: (property(oldLineKey)(beforeLine) || 0) + index + 1,
|
|
newLine: (newLineProperty(beforeLine) || 0) + index + 1,
|
|
}),
|
|
),
|
|
);
|
|
} else {
|
|
lines.push(line);
|
|
}
|
|
}
|
|
|
|
return lines;
|
|
};
|
|
|
|
export const idleCallback = (cb) => requestIdleCallback(cb);
|
|
|
|
function getLinesFromFileByLineCode(file, lineCode) {
|
|
const inlineLines = file[INLINE_DIFF_LINES_KEY];
|
|
const matchesCode = (line) => line.line_code === lineCode;
|
|
|
|
return inlineLines.filter(matchesCode);
|
|
}
|
|
|
|
export const updateLineInFile = (selectedFile, lineCode, updateFn) => {
|
|
getLinesFromFileByLineCode(selectedFile, lineCode).forEach(updateFn);
|
|
};
|
|
|
|
export const allDiscussionWrappersExpanded = (diff) => {
|
|
let discussionsExpanded = true;
|
|
const changeExpandedResult = (line) => {
|
|
if (line && line.discussions.length) {
|
|
discussionsExpanded = discussionsExpanded && line.discussionsExpanded;
|
|
}
|
|
};
|
|
|
|
diff[INLINE_DIFF_LINES_KEY].forEach((line) => {
|
|
changeExpandedResult(line);
|
|
});
|
|
|
|
return discussionsExpanded;
|
|
};
|
|
|
|
export const getDefaultWhitespace = (queryString, cookie) => {
|
|
// Querystring should override stored cookie value
|
|
if (queryString) return queryString === SHOW_WHITESPACE;
|
|
if (cookie === NO_SHOW_WHITESPACE) return false;
|
|
return true;
|
|
};
|