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| 1 | +import type { SearchResult } from 'obsidian'; |
| 2 | +import type { ParseLinkResult } from 'obsidian-dev-utils/obsidian/Link'; |
| 3 | +import type { |
| 4 | + MetadataTypeManagerRegisteredTypeWidgetsRecord, |
| 5 | + PropertyRenderContext, |
| 6 | + TextPropertyWidgetComponent |
| 7 | +} from 'obsidian-typings'; |
| 8 | + |
| 9 | +import { AbstractInputSuggest } from 'obsidian'; |
| 10 | +import { getPrototypeOf } from 'obsidian-dev-utils/ObjectUtils'; |
| 11 | +import { |
| 12 | + parseLink, |
| 13 | + parseLinks |
| 14 | +} from 'obsidian-dev-utils/obsidian/Link'; |
| 15 | +import { registerPatch } from 'obsidian-dev-utils/obsidian/MonkeyAround'; |
| 16 | + |
| 17 | +import type { Plugin } from './Plugin.ts'; |
| 18 | + |
| 19 | +type GetValueFn = AbstractInputSuggest<MySearchResult>['getValue']; |
| 20 | +type RenderTextPropertyWidgetComponentFn = MetadataTypeManagerRegisteredTypeWidgetsRecord['text']['render']; |
| 21 | +type SelectSuggestionFn = AbstractInputSuggest<MySearchResult>['selectSuggestion']; |
| 22 | + |
| 23 | +let isTextPropertyWidgetComponentPatched = false; |
| 24 | + |
| 25 | +interface MySearchResult extends SearchResult { |
| 26 | + text: string; |
| 27 | + type: string; |
| 28 | +} |
| 29 | + |
| 30 | +interface Offset { |
| 31 | + from: number; |
| 32 | + to: number; |
| 33 | +} |
| 34 | + |
| 35 | +const patchedInputEls = new WeakMap<HTMLDivElement, Offset>(); |
| 36 | + |
| 37 | +export function patchTextPropertyWidgetComponent(plugin: Plugin): void { |
| 38 | + const widget = plugin.app.metadataTypeManager.registeredTypeWidgets.text; |
| 39 | + |
| 40 | + registerPatch(plugin, widget, { |
| 41 | + render: (next: RenderTextPropertyWidgetComponentFn): RenderTextPropertyWidgetComponentFn => (el, value, ctx) => renderWidget(el, value, ctx, next, plugin) |
| 42 | + }); |
| 43 | + |
| 44 | + registerPatch(plugin, AbstractInputSuggest.prototype, { |
| 45 | + getValue: (next: GetValueFn): GetValueFn => { |
| 46 | + return function getValuePatched(this: AbstractInputSuggest<MySearchResult>): string { |
| 47 | + return getValue(next, this, plugin); |
| 48 | + }; |
| 49 | + } |
| 50 | + }); |
| 51 | +} |
| 52 | + |
| 53 | +let isCustomAbstractInputSuggestPatched = false; |
| 54 | + |
| 55 | +function getCaretCharacterOffset(): number { |
| 56 | + const sel = window.getSelection(); |
| 57 | + if (!sel || sel.rangeCount === 0) { |
| 58 | + return 0; |
| 59 | + } |
| 60 | + const range = sel.getRangeAt(0); |
| 61 | + return range.startOffset; |
| 62 | +} |
| 63 | + |
| 64 | +function getParseLinkResult(textPropertyComponent: TextPropertyWidgetComponent, useValue = false): null | ParseLinkResult { |
| 65 | + const text = useValue ? textPropertyComponent.value : textPropertyComponent.inputEl.textContent; |
| 66 | + return parseLink(text); |
| 67 | +} |
| 68 | + |
| 69 | +function getValue(next: GetValueFn, suggest: AbstractInputSuggest<MySearchResult>, plugin: Plugin): string { |
| 70 | + if (!isCustomAbstractInputSuggestPatched) { |
| 71 | + const customAbstractInputSuggestProto = getPrototypeOf(suggest); |
| 72 | + registerPatch(plugin, customAbstractInputSuggestProto, { |
| 73 | + selectSuggestion: (nextSelectSuggestion: SelectSuggestionFn): SelectSuggestionFn => { |
| 74 | + return function selectSuggestionPatched(this: AbstractInputSuggest<MySearchResult>, value: MySearchResult, evt: KeyboardEvent | MouseEvent): void { |
| 75 | + selectSuggestion(nextSelectSuggestion, this, value, evt); |
| 76 | + }; |
| 77 | + } |
| 78 | + }); |
| 79 | + isCustomAbstractInputSuggestPatched = true; |
| 80 | + } |
| 81 | + |
| 82 | + const value = next.call(suggest); |
| 83 | + if (!patchedInputEls.has(suggest.textInputEl)) { |
| 84 | + return value; |
| 85 | + } |
| 86 | + const caretOffset = getCaretCharacterOffset(); |
| 87 | + const valueBeforeCaret = value.slice(0, caretOffset); |
| 88 | + const openBracketBeforeCaretIndex = valueBeforeCaret.lastIndexOf('[['); |
| 89 | + const closeBracketBeforeCaretIndex = valueBeforeCaret.lastIndexOf(']]'); |
| 90 | + |
| 91 | + if (openBracketBeforeCaretIndex < 0 || openBracketBeforeCaretIndex < closeBracketBeforeCaretIndex) { |
| 92 | + return value; |
| 93 | + } |
| 94 | + |
| 95 | + patchedInputEls.set(suggest.textInputEl, { from: openBracketBeforeCaretIndex, to: caretOffset }); |
| 96 | + return value.slice(openBracketBeforeCaretIndex, caretOffset); |
| 97 | +} |
| 98 | + |
| 99 | +function render(textPropertyComponent: TextPropertyWidgetComponent, next: () => void): void { |
| 100 | + const parseLinkResult = getParseLinkResult(textPropertyComponent, true); |
| 101 | + if (parseLinkResult?.isExternal && parseLinkResult.hasAngleBrackets) { |
| 102 | + textPropertyComponent.value = parseLinkResult.encodedUrl ?? parseLinkResult.url; |
| 103 | + } else if (parseLinkResult?.isEmbed) { |
| 104 | + textPropertyComponent.value = parseLinkResult.raw.slice(1); |
| 105 | + } |
| 106 | + next.call(textPropertyComponent); |
| 107 | +} |
| 108 | + |
| 109 | +function renderWidget( |
| 110 | + el: HTMLElement, |
| 111 | + data: unknown, |
| 112 | + ctx: PropertyRenderContext, |
| 113 | + next: RenderTextPropertyWidgetComponentFn, |
| 114 | + plugin: Plugin |
| 115 | +): TextPropertyWidgetComponent { |
| 116 | + if (typeof data !== 'string') { |
| 117 | + return next(el, data, ctx); |
| 118 | + } |
| 119 | + |
| 120 | + const str = data; |
| 121 | + |
| 122 | + if (!isTextPropertyWidgetComponentPatched) { |
| 123 | + const temp = el.createDiv(); |
| 124 | + const textPropertyWidgetComponent = next(temp, '', ctx); |
| 125 | + const textPropertyWidgetComponentProto = getPrototypeOf(textPropertyWidgetComponent); |
| 126 | + registerPatch(plugin, textPropertyWidgetComponentProto, { |
| 127 | + render: (nextRender: () => void) => |
| 128 | + function renderPatched(this: TextPropertyWidgetComponent): void { |
| 129 | + render(this, nextRender); |
| 130 | + } |
| 131 | + }); |
| 132 | + isTextPropertyWidgetComponentPatched = true; |
| 133 | + temp.remove(); |
| 134 | + } |
| 135 | + |
| 136 | + const ctxWithRerenderOnChange = { |
| 137 | + ...ctx, |
| 138 | + onChange: (newValue: unknown): void => { |
| 139 | + ctx.onChange(newValue); |
| 140 | + requestAnimationFrame(() => { |
| 141 | + el.empty(); |
| 142 | + renderWidget(el, newValue, ctx, next, plugin); |
| 143 | + }); |
| 144 | + } |
| 145 | + }; |
| 146 | + |
| 147 | + const parseLinkResults = parseLinks(str); |
| 148 | + el.addClass('frontmatter-markdown-links', 'text-property-widget-component'); |
| 149 | + const childWidgetsContainerEl = el.createDiv('metadata-property-value'); |
| 150 | + |
| 151 | + const hasMultipleLinks = parseLinkResults.length > 0 && parseLinkResults[0]?.raw !== str; |
| 152 | + |
| 153 | + if (hasMultipleLinks) { |
| 154 | + let startOffset = 0; |
| 155 | + |
| 156 | + for (const parseLinkResult of parseLinkResults) { |
| 157 | + createChildWidget(startOffset, parseLinkResult.startOffset); |
| 158 | + createChildWidget(parseLinkResult.startOffset, parseLinkResult.endOffset); |
| 159 | + startOffset = parseLinkResult.endOffset; |
| 160 | + } |
| 161 | + |
| 162 | + createChildWidget(startOffset, str.length); |
| 163 | + } |
| 164 | + |
| 165 | + const widget = next(el, str, ctxWithRerenderOnChange); |
| 166 | + if (hasMultipleLinks) { |
| 167 | + widget.inputEl.hide(); |
| 168 | + hideMetadataLink(widget); |
| 169 | + el.appendChild(childWidgetsContainerEl); |
| 170 | + |
| 171 | + widget.inputEl.addEventListener('blur', () => { |
| 172 | + widget.inputEl.hide(); |
| 173 | + hideMetadataLink(widget); |
| 174 | + childWidgetsContainerEl.show(); |
| 175 | + }); |
| 176 | + |
| 177 | + patchedInputEls.set(widget.inputEl, { from: 0, to: 0 }); |
| 178 | + } |
| 179 | + |
| 180 | + return widget; |
| 181 | + |
| 182 | + function hideMetadataLink(widget2: TextPropertyWidgetComponent): void { |
| 183 | + const metadataLinkEl = widget2.containerEl.find('.metadata-link') as HTMLElement | null; |
| 184 | + metadataLinkEl?.hide(); |
| 185 | + } |
| 186 | + |
| 187 | + function createChildWidget(widgetStartOffset: number, widgetEndOffset: number): void { |
| 188 | + if (widgetStartOffset >= widgetEndOffset) { |
| 189 | + return; |
| 190 | + } |
| 191 | + |
| 192 | + const childWidgetValue = str.slice(widgetStartOffset, widgetEndOffset); |
| 193 | + const childEl = childWidgetsContainerEl.createDiv('metadata-property-value'); |
| 194 | + |
| 195 | + const childWidget = next(childEl, childWidgetValue, ctx); |
| 196 | + childWidget.inputEl.addEventListener('focus', () => { |
| 197 | + requestAnimationFrame(() => { |
| 198 | + const caretOffset = getCaretCharacterOffset(); |
| 199 | + childWidgetsContainerEl.hide(); |
| 200 | + widget.inputEl.show(); |
| 201 | + widget.inputEl.focus(); |
| 202 | + const sel = widget.inputEl.win.getSelection(); |
| 203 | + if (!sel) { |
| 204 | + return; |
| 205 | + } |
| 206 | + if (!widget.inputEl.firstChild) { |
| 207 | + return; |
| 208 | + } |
| 209 | + |
| 210 | + const range = widget.inputEl.doc.createRange(); |
| 211 | + range.setStart(widget.inputEl.firstChild, widgetStartOffset + caretOffset); |
| 212 | + range.collapse(true); |
| 213 | + sel.removeAllRanges(); |
| 214 | + sel.addRange(range); |
| 215 | + }); |
| 216 | + }); |
| 217 | + } |
| 218 | +} |
| 219 | + |
| 220 | +function selectSuggestion( |
| 221 | + next: SelectSuggestionFn, |
| 222 | + suggest: AbstractInputSuggest<MySearchResult>, |
| 223 | + value: MySearchResult, |
| 224 | + evt: KeyboardEvent | MouseEvent |
| 225 | +): void { |
| 226 | + if (!patchedInputEls.has(suggest.textInputEl)) { |
| 227 | + next.call(suggest, value, evt); |
| 228 | + return; |
| 229 | + } |
| 230 | + |
| 231 | + const oldValue = suggest.textInputEl.textContent; |
| 232 | + next.call(suggest, value, evt); |
| 233 | + const newValue = suggest.textInputEl.textContent; |
| 234 | + const { from, to } = patchedInputEls.get(suggest.textInputEl) ?? { from: 0, to: 0 }; |
| 235 | + patchedInputEls.set(suggest.textInputEl, { from: 0, to: 0 }); |
| 236 | + |
| 237 | + const fixedValue = oldValue.slice(0, from) + newValue + oldValue.slice(to); |
| 238 | + next.call(suggest, { |
| 239 | + ...value, |
| 240 | + text: fixedValue, |
| 241 | + type: 'text' |
| 242 | + }, evt); |
| 243 | +} |
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