minyeamer commented on code in PR #71558: URL: https://github.com/apache/airflow/pull/71558#discussion_r4191998135
########## airflow-core/src/airflow/ui/src/pages/TimeSchedule/timelineUtils.ts: ########## @@ -0,0 +1,283 @@ +/*! + * Licensed to the Apache Software Foundation (ASF) under one + * or more contributor license agreements. See the NOTICE file + * distributed with this work for additional information + * regarding copyright ownership. The ASF licenses this file + * to you under the Apache License, Version 2.0 (the + * "License"); you may not use this file except in compliance + * with the License. You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, + * software distributed under the License is distributed on an + * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY + * KIND, either express or implied. See the License for the + * specific language governing permissions and limitations + * under the License. + */ +import { dayjs } from "./dateUtils"; +import type { + DayRowLayout, + RowSortMode, + TimeMarker, + TimeScale, + TimelineItem, + TimelineRow, + WeekItemLayout, +} from "./types"; + +const getLocalStartTimeSortValue = (startDate: string | null, selectedTimezone: string) => { + if (startDate === null) { + return 0; + } + + const localStart = dayjs(startDate).tz(selectedTimezone); + + return ( + localStart.hour() * 60 * 60 * 1000 + + localStart.minute() * 60 * 1000 + + localStart.second() * 1000 + + localStart.millisecond() + ); +}; + +type BuildTimelineRowsParams = { + readonly items: Array<TimelineItem>; + readonly rowSortMode: RowSortMode; + readonly selectedTimezone: string; +}; + +export const buildTimelineRows = ({ + items, + rowSortMode, + selectedTimezone, +}: BuildTimelineRowsParams): Array<TimelineRow> => { + const rowsByDagId = new Map<string, Array<TimelineItem>>(); + + items.forEach((item) => { + const rowItems = rowsByDagId.get(item.dagId); + + if (rowItems) { + rowItems.push(item); + } else { + rowsByDagId.set(item.dagId, [item]); + } + }); + + return Array.from(rowsByDagId, ([dagId, rowItems]) => ({ + dagId, + isTimeScheduled: rowItems.some((item) => item.isTimeScheduled), + items: rowItems.sort( + (left, right) => + getLocalStartTimeSortValue(left.startDate, selectedTimezone) - + getLocalStartTimeSortValue(right.startDate, selectedTimezone), + ), + label: rowItems[0]?.label ?? dagId, + })).sort((left, right) => { + if (rowSortMode === "dagIdAscending") { + return left.dagId.localeCompare(right.dagId); + } + if (rowSortMode === "dagIdDescending") { + return right.dagId.localeCompare(left.dagId); + } + if (left.isTimeScheduled !== right.isTimeScheduled) { + return Number(right.isTimeScheduled) - Number(left.isTimeScheduled); + } + const difference = + getLocalStartTimeSortValue(left.items[0]?.startDate ?? null, selectedTimezone) - + getLocalStartTimeSortValue(right.items[0]?.startDate ?? null, selectedTimezone); + + return difference || left.dagId.localeCompare(right.dagId); + }); +}; + +export const getPosition = (value: dayjs.Dayjs, dayStart: dayjs.Dayjs) => + Math.max(0, Math.min(100, (value.diff(dayStart) / (24 * 60 * 60 * 1000)) * 100)); + +export const formatDurationLabel = (durationMs: number) => { + if (durationMs <= 0) { + return ""; + } + const seconds = Math.max(1, Math.round(durationMs / 1000)); + + if (seconds < 60) { + return `${seconds}s`; + } + const minutes = Math.floor(seconds / 60); + + if (minutes < 60) { + return `${minutes}m`; + } + + return minutes % 60 > 0 ? `${Math.floor(minutes / 60)}h ${minutes % 60}m` : `${Math.floor(minutes / 60)}h`; +}; + +const STATE_ICON_AND_SPACING_WIDTH_PX = 30; +const DURATION_CHARACTER_WIDTH_PX = 10; +const TIMELINE_BAR_BREATHING_ROOM_PX = 4; + +export const getTimelineBarMinimumWidth = (durationMs: number) => + STATE_ICON_AND_SPACING_WIDTH_PX + + formatDurationLabel(durationMs).length * DURATION_CHARACTER_WIDTH_PX + + TIMELINE_BAR_BREATHING_ROOM_PX; + +export const getVisualDurationWidth = (durationMs: number) => + durationMs <= 0 + ? getTimelineBarMinimumWidth(durationMs) + : `max(${getTimelineBarMinimumWidth(durationMs)}px, ${(durationMs / 60_000 / (24 * 60)) * 100}%)`; + +export const getTimelineBarLeft = (startPosition: number, width: number | string) => + `min(${startPosition}%, calc(100% - ${typeof width === "number" ? `${width}px` : width}))`; + +type BuildDayRowLayoutsParams = { + readonly rows: Array<TimelineRow>; + readonly selectedTimezone: string; + readonly timelineWidth: number; +}; + +export const buildDayRowLayouts = ({ + rows, + selectedTimezone, + timelineWidth, +}: BuildDayRowLayoutsParams): Array<DayRowLayout> => { + let top = 0; + + return rows.map((row) => { + const laneEnds: Array<number> = []; + const items = row.items + .filter((item) => !item.isPlaceholder && item.startDate !== null) + .sort( + (left, right) => + getLocalStartTimeSortValue(left.startDate, selectedTimezone) - + getLocalStartTimeSortValue(right.startDate, selectedTimezone), + ) + .map((item) => { + const start = dayjs(item.startDate).tz(selectedTimezone); + const startX = (getPosition(start, start.startOf("day")) / 100) * timelineWidth; + const width = Math.max( + getTimelineBarMinimumWidth(item.durationMs), + (item.durationMs / (24 * 60 * 60 * 1000)) * timelineWidth, + ); + let lane = laneEnds.findIndex((laneEnd) => laneEnd <= startX); + + if (lane === -1) { + lane = laneEnds.length; + laneEnds.push(startX + width); + } else { + laneEnds[lane] = startX + width; + } + + return { item, lane }; + }); + const height = Math.max(48, laneEnds.length * 20 + 16); + const layout = { height, items, row, top }; + + top += height; + + return layout; + }); +}; + +type BuildWeekItemLayoutsParams = { + readonly contentHeight: number; + readonly items: Array<TimelineItem>; + readonly selectedTimezone: string; +}; + +export const buildWeekItemLayouts = ({ + contentHeight, + items, + selectedTimezone, +}: BuildWeekItemLayoutsParams): Array<WeekItemLayout> => { + const positionedItems = items + .filter((item) => item.startDate !== null) + .map((item) => { + const start = dayjs(item.startDate).tz(selectedTimezone); + const height = Math.min( + contentHeight, + Math.max(20, (item.durationMs / (24 * 60 * 60 * 1000)) * contentHeight), Review Comment: ```typescript // airflow-core/src/airflow/ui/src/pages/TimeSchedule/constants.ts export const DAY_MINUTES = 24 * 60; export const DAY_DURATION_MS = DAY_MINUTES * 60_000; ``` ```suggestion Math.max(20, (item.duration_ms / DAY_DURATION_MS) * contentHeight), ``` -- This is an automated message from the Apache Git Service. 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