| 1 | /** |
| 2 | * <v-clicks/> click animations component |
| 3 | * |
| 4 | * Learn more: https://sli.dev/guide/animations.html#click-animation |
| 5 | */ |
| 6 | |
| 7 | import type { VNode, VNodeArrayChildren } from 'vue' |
| 8 | import { toArray } from '@antfu/utils' |
| 9 | import { Comment, createVNode, defineComponent, h, isVNode, resolveDirective, withDirectives } from 'vue' |
| 10 | import { normalizeSingleAtValue } from '../composables/useClicks' |
| 11 | import VClickGap from './VClickGap.vue' |
| 12 | |
| 13 | const listTags = ['ul', 'ol'] |
| 14 | const RE_WHITESPACE_OR_COMMA = /[\s,]+/ |
| 15 | |
| 16 | export default defineComponent({ |
| 17 | props: { |
| 18 | depth: { |
| 19 | type: [Number, String], |
| 20 | default: 1, |
| 21 | }, |
| 22 | every: { |
| 23 | type: [Number, String], |
| 24 | default: 1, |
| 25 | }, |
| 26 | at: { |
| 27 | type: [Number, String], |
| 28 | default: '+1', |
| 29 | }, |
| 30 | hide: { |
| 31 | type: Boolean, |
| 32 | default: false, |
| 33 | }, |
| 34 | /** |
| 35 | * @deprecated use `animation` instead |
| 36 | */ |
| 37 | fade: { |
| 38 | type: Boolean, |
| 39 | default: false, |
| 40 | }, |
| 41 | animation: { |
| 42 | type: [String, Array<string>], |
| 43 | default: undefined, |
| 44 | }, |
| 45 | handleSpecialElements: { |
| 46 | type: Boolean, |
| 47 | default: true, |
| 48 | }, |
| 49 | }, |
| 50 | render() { |
| 51 | const every = +this.every |
| 52 | const at = normalizeSingleAtValue(this.at) |
| 53 | const isRelative = typeof at === 'string' |
| 54 | |
| 55 | let elements = this.$slots.default?.() |
| 56 | |
| 57 | if (at == null || !elements) { |
| 58 | return elements |
| 59 | } |
| 60 | |
| 61 | const click = resolveDirective('click')! |
| 62 | |
| 63 | const applyDirective = (node: VNode, value: number | string) => { |
| 64 | const modifiers: Record<string, boolean> = { |
| 65 | hide: this.hide, |
| 66 | } |
| 67 | if (typeof this.animation === 'string') { |
| 68 | this.animation.split(RE_WHITESPACE_OR_COMMA).forEach((a) => { |
| 69 | if (a) |
| 70 | modifiers[a] = true |
| 71 | }) |
| 72 | } |
| 73 | else if (Array.isArray(this.animation)) { |
| 74 | this.animation.forEach(a => modifiers[a] = true) |
| 75 | } |
| 76 | if (this.fade) |
| 77 | modifiers.fade = true |
| 78 | |
| 79 | return withDirectives(node, [[ |
| 80 | click, |
| 81 | value, |
| 82 | '', |
| 83 | modifiers, |
| 84 | ]]) |
| 85 | } |
| 86 | |
| 87 | const openAllTopLevelSlots = <T extends VNodeArrayChildren | VNode[]>(children: T): T => { |
| 88 | return children.flatMap((i) => { |
| 89 | if (isVNode(i) && typeof i.type === 'symbol' && Array.isArray(i.children)) |
| 90 | return openAllTopLevelSlots(i.children) |
| 91 | else |
| 92 | return [i] |
| 93 | }) as T |
| 94 | } |
| 95 | |
| 96 | elements = openAllTopLevelSlots(toArray(elements)) |
| 97 | |
| 98 | const mapSubList = (children: VNodeArrayChildren, depth = 1): VNodeArrayChildren => { |
| 99 | const vNodes = openAllTopLevelSlots(children).map((i) => { |
| 100 | if (!isVNode(i)) |
| 101 | return i |
| 102 | if (listTags.includes(i.type as string) && Array.isArray(i.children)) { |
| 103 | // eslint-disable-next-line ts/no-use-before-define |
| 104 | const vNodes = mapChildren(i.children, depth + 1) |
| 105 | return h(i, {}, vNodes) |
| 106 | } |
| 107 | return h(i) |
| 108 | }) |
| 109 | return vNodes |
| 110 | } |
| 111 | |
| 112 | let globalIdx = 1 |
| 113 | let execIdx = 0 |
| 114 | const mapChildren = (children: VNodeArrayChildren, depth = 1): VNodeArrayChildren => { |
| 115 | const vNodes = openAllTopLevelSlots(children).map((i) => { |
| 116 | if (!isVNode(i) || i.type === Comment) |
| 117 | return i |
| 118 | |
| 119 | const thisShowIdx = +at + Math.ceil(globalIdx++ / every) - 1 |
| 120 | |
| 121 | let vNode |
| 122 | if (depth < +this.depth && Array.isArray(i.children)) |
| 123 | vNode = h(i, {}, mapSubList(i.children, depth)) |
| 124 | else |
| 125 | vNode = h(i) |
| 126 | |
| 127 | const delta = thisShowIdx - execIdx |
| 128 | execIdx = thisShowIdx |
| 129 | |
| 130 | return applyDirective( |
| 131 | vNode, |
| 132 | isRelative |
| 133 | ? delta >= 0 ? `+${delta}` : `${delta}` |
| 134 | : thisShowIdx, |
| 135 | ) |
| 136 | }) |
| 137 | return vNodes |
| 138 | } |
| 139 | |
| 140 | const lastGap = () => createVNode(VClickGap, { |
| 141 | size: +at + Math.ceil((globalIdx - 1) / every) - 1 - execIdx, |
| 142 | }) |
| 143 | |
| 144 | if (this.handleSpecialElements) { |
| 145 | // handle ul, ol list |
| 146 | if (elements.length === 1 && listTags.includes(elements[0].type as string) && Array.isArray(elements[0].children)) |
| 147 | return h(elements[0], {}, [...mapChildren(elements[0].children), lastGap()]) |
| 148 | |
| 149 | if (elements.length === 1 && elements[0].type as string === 'table') { |
| 150 | const tableNode = elements[0] |
| 151 | if (Array.isArray(tableNode.children)) { |
| 152 | return h(tableNode, {}, tableNode.children.map((i) => { |
| 153 | if (!isVNode(i)) |
| 154 | return i |
| 155 | else if (i.type === 'tbody' && Array.isArray(i.children)) |
| 156 | return h(i, {}, [...mapChildren(i.children), lastGap()]) |
| 157 | else |
| 158 | return h(i) |
| 159 | })) |
| 160 | } |
| 161 | } |
| 162 | } |
| 163 | |
| 164 | return [...mapChildren(elements), lastGap()] |
| 165 | }, |
| 166 | }) |
| 167 |