mirror of
https://github.com/n8n-io/n8n.git
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494 lines
14 KiB
Vue
494 lines
14 KiB
Vue
<template>
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<div>
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<NDVFloatingNodes
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v-if="activeNode"
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:root-node="activeNode"
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@switch-selected-node="onSwitchSelectedNode"
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/>
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<div v-if="!hideInputAndOutput" :class="$style.inputPanel" :style="inputPanelStyles">
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<slot name="input"></slot>
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</div>
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<div v-if="!hideInputAndOutput" :class="$style.outputPanel" :style="outputPanelStyles">
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<slot name="output"></slot>
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</div>
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<div :class="$style.mainPanel" :style="mainPanelStyles">
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<n8n-resize-wrapper
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:is-resizing-enabled="currentNodePaneType !== 'unknown'"
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:width="relativeWidthToPx(mainPanelDimensions.relativeWidth)"
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:min-width="MIN_PANEL_WIDTH"
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:grid-size="20"
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:supported-directions="supportedResizeDirections"
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@resize="onResizeDebounced"
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@resizestart="onResizeStart"
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@resizeend="onResizeEnd"
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>
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<div :class="$style.dragButtonContainer">
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<PanelDragButton
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v-if="!hideInputAndOutput && isDraggable"
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:class="{ [$style.draggable]: true, [$style.visible]: isDragging }"
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:can-move-left="canMoveLeft"
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:can-move-right="canMoveRight"
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@dragstart="onDragStart"
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@drag="onDrag"
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@dragend="onDragEnd"
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/>
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</div>
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<div :class="{ [$style.mainPanelInner]: true, [$style.dragging]: isDragging }">
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<slot name="main" />
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</div>
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</n8n-resize-wrapper>
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</div>
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</div>
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</template>
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<script lang="ts">
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import { defineComponent } from 'vue';
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import type { PropType } from 'vue';
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import { mapStores } from 'pinia';
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import { get } from 'lodash-es';
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import { useStorage } from '@/composables/useStorage';
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import type { INodeTypeDescription } from 'n8n-workflow';
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import PanelDragButton from './PanelDragButton.vue';
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import { LOCAL_STORAGE_MAIN_PANEL_RELATIVE_WIDTH, MAIN_NODE_PANEL_WIDTH } from '@/constants';
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import { useNDVStore } from '@/stores/ndv.store';
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import { ndvEventBus } from '@/event-bus';
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import NDVFloatingNodes from '@/components/NDVFloatingNodes.vue';
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import { useDebounce } from '@/composables/useDebounce';
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const SIDE_MARGIN = 24;
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const SIDE_PANELS_MARGIN = 80;
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const MIN_PANEL_WIDTH = 280;
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const PANEL_WIDTH = 320;
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const PANEL_WIDTH_LARGE = 420;
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const initialMainPanelWidth: { [key: string]: number } = {
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regular: MAIN_NODE_PANEL_WIDTH,
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dragless: MAIN_NODE_PANEL_WIDTH,
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unknown: MAIN_NODE_PANEL_WIDTH,
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inputless: MAIN_NODE_PANEL_WIDTH,
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wide: MAIN_NODE_PANEL_WIDTH * 2,
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};
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export default defineComponent({
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name: 'NDVDraggablePanels',
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components: {
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PanelDragButton,
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NDVFloatingNodes,
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},
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props: {
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isDraggable: {
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type: Boolean,
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},
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hideInputAndOutput: {
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type: Boolean,
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},
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position: {
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type: Number,
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},
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nodeType: {
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type: Object as PropType<INodeTypeDescription>,
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default: () => ({}),
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},
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},
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setup() {
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const { callDebounced } = useDebounce();
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return { callDebounced };
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},
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data(): {
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windowWidth: number;
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isDragging: boolean;
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MIN_PANEL_WIDTH: number;
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initialized: boolean;
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} {
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return {
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windowWidth: 1,
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isDragging: false,
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MIN_PANEL_WIDTH,
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initialized: false,
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};
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},
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mounted() {
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this.setTotalWidth();
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/*
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Only set(or restore) initial position if `mainPanelDimensions`
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is at the default state({relativeLeft:1, relativeRight: 1, relativeWidth: 1}) to make sure we use store values if they are set
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*/
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if (
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this.mainPanelDimensions.relativeLeft === 1 &&
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this.mainPanelDimensions.relativeRight === 1
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) {
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this.setMainPanelWidth();
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this.setPositions(this.getInitialLeftPosition(this.mainPanelDimensions.relativeWidth));
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this.restorePositionData();
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}
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window.addEventListener('resize', this.setTotalWidth);
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this.$emit('init', { position: this.mainPanelDimensions.relativeLeft });
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setTimeout(() => {
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this.initialized = true;
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}, 0);
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ndvEventBus.on('setPositionByName', this.setPositionByName);
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},
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beforeUnmount() {
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window.removeEventListener('resize', this.setTotalWidth);
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ndvEventBus.off('setPositionByName', this.setPositionByName);
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},
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computed: {
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...mapStores(useNDVStore),
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mainPanelDimensions(): {
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relativeWidth: number;
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relativeLeft: number;
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relativeRight: number;
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} {
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return this.ndvStore.getMainPanelDimensions(this.currentNodePaneType);
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},
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activeNode() {
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return this.ndvStore.activeNode;
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},
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supportedResizeDirections(): string[] {
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const supportedDirections = ['right'];
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if (this.isDraggable) supportedDirections.push('left');
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return supportedDirections;
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},
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currentNodePaneType(): string {
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if (!this.hasInputSlot) return 'inputless';
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if (!this.isDraggable) return 'dragless';
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if (this.nodeType === null) return 'unknown';
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return get(this, 'nodeType.parameterPane') || 'regular';
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},
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hasInputSlot(): boolean {
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return this.$slots.input !== undefined;
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},
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inputPanelMargin(): number {
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return this.pxToRelativeWidth(SIDE_PANELS_MARGIN);
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},
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minWindowWidth(): number {
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return 2 * (SIDE_MARGIN + SIDE_PANELS_MARGIN) + MIN_PANEL_WIDTH;
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},
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minimumLeftPosition(): number {
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if (this.windowWidth < this.minWindowWidth) return this.pxToRelativeWidth(1);
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if (!this.hasInputSlot) return this.pxToRelativeWidth(SIDE_MARGIN);
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return this.pxToRelativeWidth(SIDE_MARGIN + 20) + this.inputPanelMargin;
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},
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maximumRightPosition(): number {
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if (this.windowWidth < this.minWindowWidth) return this.pxToRelativeWidth(1);
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return this.pxToRelativeWidth(SIDE_MARGIN + 20) + this.inputPanelMargin;
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},
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canMoveLeft(): boolean {
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return this.mainPanelDimensions.relativeLeft > this.minimumLeftPosition;
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},
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canMoveRight(): boolean {
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return this.mainPanelDimensions.relativeRight > this.maximumRightPosition;
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},
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mainPanelStyles(): { left: string; right: string } {
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return {
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left: `${this.relativeWidthToPx(this.mainPanelDimensions.relativeLeft)}px`,
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right: `${this.relativeWidthToPx(this.mainPanelDimensions.relativeRight)}px`,
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};
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},
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inputPanelStyles(): { right: string } {
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return {
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right: `${this.relativeWidthToPx(this.calculatedPositions.inputPanelRelativeRight)}px`,
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};
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},
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outputPanelStyles(): { left: string; transform: string } {
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return {
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left: `${this.relativeWidthToPx(this.calculatedPositions.outputPanelRelativeLeft)}px`,
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transform: `translateX(-${this.relativeWidthToPx(this.outputPanelRelativeTranslate)}px)`,
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};
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},
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calculatedPositions(): { inputPanelRelativeRight: number; outputPanelRelativeLeft: number } {
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const hasInput = this.$slots.input !== undefined;
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const outputPanelRelativeLeft =
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this.mainPanelDimensions.relativeLeft + this.mainPanelDimensions.relativeWidth;
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const inputPanelRelativeRight = hasInput
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? 1 - outputPanelRelativeLeft + this.mainPanelDimensions.relativeWidth
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: 1 - this.pxToRelativeWidth(SIDE_MARGIN);
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return {
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inputPanelRelativeRight,
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outputPanelRelativeLeft,
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};
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},
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outputPanelRelativeTranslate(): number {
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const panelMinLeft = 1 - this.pxToRelativeWidth(MIN_PANEL_WIDTH + SIDE_MARGIN);
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const currentRelativeLeftDelta =
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this.calculatedPositions.outputPanelRelativeLeft - panelMinLeft;
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return currentRelativeLeftDelta > 0 ? currentRelativeLeftDelta : 0;
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},
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hasDoubleWidth(): boolean {
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return get(this, 'nodeType.parameterPane') === 'wide';
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},
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fixedPanelWidth(): number {
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const multiplier = this.hasDoubleWidth ? 2 : 1;
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if (this.windowWidth > 1700) {
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return PANEL_WIDTH_LARGE * multiplier;
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}
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return PANEL_WIDTH * multiplier;
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},
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isBelowMinWidthMainPanel(): boolean {
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const minRelativeWidth = this.pxToRelativeWidth(MIN_PANEL_WIDTH);
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return this.mainPanelDimensions.relativeWidth < minRelativeWidth;
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},
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},
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watch: {
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windowWidth(windowWidth) {
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const minRelativeWidth = this.pxToRelativeWidth(MIN_PANEL_WIDTH);
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// Prevent the panel resizing below MIN_PANEL_WIDTH whhile maintaing position
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if (this.isBelowMinWidthMainPanel) {
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this.setMainPanelWidth(minRelativeWidth);
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}
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const isBelowMinLeft = this.minimumLeftPosition > this.mainPanelDimensions.relativeLeft;
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const isMaxRight = this.maximumRightPosition > this.mainPanelDimensions.relativeRight;
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// When user is resizing from non-supported view(sub ~488px) we need to refit the panels
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if (windowWidth > this.minWindowWidth && isBelowMinLeft && isMaxRight) {
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this.setMainPanelWidth(minRelativeWidth);
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this.setPositions(this.getInitialLeftPosition(this.mainPanelDimensions.relativeWidth));
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}
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this.setPositions(this.mainPanelDimensions.relativeLeft);
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},
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},
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methods: {
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onSwitchSelectedNode(node: string) {
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this.$emit('switchSelectedNode', node);
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},
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getInitialLeftPosition(width: number) {
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if (this.currentNodePaneType === 'dragless')
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return this.pxToRelativeWidth(SIDE_MARGIN + 1 + this.fixedPanelWidth);
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return this.hasInputSlot ? 0.5 - width / 2 : this.minimumLeftPosition;
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},
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setMainPanelWidth(relativeWidth?: number) {
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const mainPanelRelativeWidth =
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relativeWidth || this.pxToRelativeWidth(initialMainPanelWidth[this.currentNodePaneType]);
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this.ndvStore.setMainPanelDimensions({
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panelType: this.currentNodePaneType,
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dimensions: {
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relativeWidth: mainPanelRelativeWidth,
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},
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});
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},
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setPositions(relativeLeft: number) {
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const mainPanelRelativeLeft =
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relativeLeft || 1 - this.calculatedPositions.inputPanelRelativeRight;
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const mainPanelRelativeRight =
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1 - mainPanelRelativeLeft - this.mainPanelDimensions.relativeWidth;
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const isMaxRight = this.maximumRightPosition > mainPanelRelativeRight;
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const isMinLeft = this.minimumLeftPosition > mainPanelRelativeLeft;
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const isInputless = this.currentNodePaneType === 'inputless';
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if (isMinLeft) {
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this.ndvStore.setMainPanelDimensions({
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panelType: this.currentNodePaneType,
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dimensions: {
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relativeLeft: this.minimumLeftPosition,
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relativeRight: 1 - this.mainPanelDimensions.relativeWidth - this.minimumLeftPosition,
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},
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});
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return;
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}
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if (isMaxRight) {
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this.ndvStore.setMainPanelDimensions({
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panelType: this.currentNodePaneType,
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dimensions: {
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relativeLeft: 1 - this.mainPanelDimensions.relativeWidth - this.maximumRightPosition,
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relativeRight: this.maximumRightPosition,
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},
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});
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return;
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}
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this.ndvStore.setMainPanelDimensions({
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panelType: this.currentNodePaneType,
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dimensions: {
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relativeLeft: isInputless ? this.minimumLeftPosition : mainPanelRelativeLeft,
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relativeRight: mainPanelRelativeRight,
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},
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});
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},
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setPositionByName(position: 'minLeft' | 'maxRight' | 'initial') {
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const positionByName: Record<string, number> = {
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minLeft: this.minimumLeftPosition,
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maxRight: this.maximumRightPosition,
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initial: this.getInitialLeftPosition(this.mainPanelDimensions.relativeWidth),
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};
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this.setPositions(positionByName[position]);
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},
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pxToRelativeWidth(px: number) {
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return px / this.windowWidth;
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},
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relativeWidthToPx(relativeWidth: number) {
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return relativeWidth * this.windowWidth;
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},
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onResizeStart() {
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this.setTotalWidth();
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},
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onResizeEnd() {
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this.storePositionData();
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},
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onResizeDebounced(data: { direction: string; x: number; width: number }) {
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if (this.initialized) {
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void this.callDebounced(this.onResize, { debounceTime: 10, trailing: true }, data);
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}
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},
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onResize({ direction, x, width }: { direction: string; x: number; width: number }) {
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const relativeDistance = this.pxToRelativeWidth(x);
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const relativeWidth = this.pxToRelativeWidth(width);
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if (direction === 'left' && relativeDistance <= this.minimumLeftPosition) return;
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if (direction === 'right' && 1 - relativeDistance <= this.maximumRightPosition) return;
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if (width <= MIN_PANEL_WIDTH) return;
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this.setMainPanelWidth(relativeWidth);
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this.setPositions(
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direction === 'left' ? relativeDistance : this.mainPanelDimensions.relativeLeft,
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);
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},
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restorePositionData() {
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const storedPanelWidthData = useStorage(
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`${LOCAL_STORAGE_MAIN_PANEL_RELATIVE_WIDTH}_${this.currentNodePaneType}`,
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).value;
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if (storedPanelWidthData) {
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const parsedWidth = parseFloat(storedPanelWidthData);
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this.setMainPanelWidth(parsedWidth);
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const initialPosition = this.getInitialLeftPosition(parsedWidth);
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this.setPositions(initialPosition);
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return true;
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}
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return false;
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},
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storePositionData() {
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useStorage(`${LOCAL_STORAGE_MAIN_PANEL_RELATIVE_WIDTH}_${this.currentNodePaneType}`).value =
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this.mainPanelDimensions.relativeWidth.toString();
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},
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onDragStart() {
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this.isDragging = true;
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this.$emit('dragstart', { position: this.mainPanelDimensions.relativeLeft });
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},
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onDrag(e: { x: number; y: number }) {
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const relativeLeft = this.pxToRelativeWidth(e.x) - this.mainPanelDimensions.relativeWidth / 2;
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this.setPositions(relativeLeft);
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},
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onDragEnd() {
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setTimeout(() => {
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this.isDragging = false;
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this.$emit('dragend', {
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windowWidth: this.windowWidth,
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position: this.mainPanelDimensions.relativeLeft,
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});
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}, 0);
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this.storePositionData();
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},
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setTotalWidth() {
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this.windowWidth = window.innerWidth;
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},
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close() {
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this.$emit('close');
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},
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},
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});
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</script>
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<style lang="scss" module>
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.dataPanel {
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position: absolute;
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height: calc(100% - 2 * var(--spacing-l));
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position: absolute;
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top: var(--spacing-l);
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z-index: 0;
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min-width: 280px;
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}
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.inputPanel {
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composes: dataPanel;
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left: var(--spacing-l);
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> * {
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border-radius: var(--border-radius-large) 0 0 var(--border-radius-large);
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}
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}
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.outputPanel {
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composes: dataPanel;
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right: var(--spacing-l);
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> * {
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border-radius: 0 var(--border-radius-large) var(--border-radius-large) 0;
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}
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}
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.mainPanel {
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position: absolute;
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height: 100%;
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&:hover {
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.draggable {
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visibility: visible;
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}
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}
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}
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.mainPanelInner {
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height: 100%;
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border: var(--border-base);
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border-radius: var(--border-radius-large);
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box-shadow: 0 4px 16px rgb(50 61 85 / 10%);
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overflow: hidden;
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&.dragging {
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border-color: var(--color-primary);
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box-shadow: 0px 6px 16px rgba(255, 74, 51, 0.15);
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}
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}
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.draggable {
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visibility: hidden;
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}
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.double-width {
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left: 90%;
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}
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.dragButtonContainer {
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position: absolute;
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top: -12px;
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width: 100%;
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height: 12px;
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display: flex;
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justify-content: center;
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pointer-events: none;
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.draggable {
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pointer-events: all;
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}
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&:hover .draggable {
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visibility: visible;
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}
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}
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.visible {
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visibility: visible;
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}
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</style>
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