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annotate web/src/main.ts @ 18:a527228aa353 default tip
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| author | drewp@bigasterisk.com |
|---|---|
| date | Fri, 19 Jul 2024 21:01:09 -0700 |
| parents | b9c2b7fedbcd |
| children |
| rev | line source |
|---|---|
| 6 | 1 import { SlTextarea, setBasePath } from "@shoelace-style/shoelace"; |
| 2 import "@shoelace-style/shoelace/dist/themes/light.css"; | |
| 3 import { LitElement, PropertyValueMap, css, html } from "lit"; | |
| 4 import { customElement, queryAsync, state } from "lit/decorators.js"; | |
| 5 import { unsafeHTML } from "lit/directives/unsafe-html.js"; | |
| 6 setBasePath("@fs/opt/node_modules/@shoelace-style/shoelace/dist"); | |
| 7 | |
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8 interface Doc { |
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9 sourceTitle: string |
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10 phrase: string |
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11 snippetHtml: string |
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12 } |
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b9c2b7fedbcd
fix up deployment and connect ui to server again
drewp@bigasterisk.com
parents:
8
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changeset
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13 |
| 6 | 14 @customElement("sco-search-page") |
| 15 export class ScoSearchPage extends LitElement { | |
| 16 static styles = [ | |
| 17 css` | |
| 18 :host { | |
| 19 display: flex; | |
| 20 flex-direction: column; | |
| 21 height: 100vh; | |
| 22 } | |
| 23 form { | |
| 24 display: flex; | |
| 25 flex-direction: row; | |
| 26 align-items: flex-end; | |
| 27 | |
| 28 margin: 0 10% 0 100px; | |
| 29 } | |
| 30 sl-textarea { | |
| 31 width: 100%; | |
| 32 } | |
| 33 :host > * { | |
| 34 padding: 5px; | |
| 35 } | |
| 36 section#results { | |
| 37 background-color: #ffffffde; | |
| 38 flex-grow: 1; | |
| 39 display: flex; | |
| 40 flex-direction: column; | |
| 41 overflow: hidden; | |
| 42 margin-bottom: 15px; | |
| 43 margin-left: 110px; | |
| 44 } | |
| 45 img.bot { | |
| 46 width: 237px; | |
| 47 position: absolute; | |
| 48 left: -33px; | |
| 49 top: -22px; | |
| 50 z-index: -1; | |
| 51 } | |
| 8 | 52 dt { |
| 53 color: blue; | |
| 54 } | |
| 55 dd { | |
| 56 margin-bottom: 25px; | |
| 57 } | |
| 6 | 58 `, |
| 59 ]; | |
| 60 @state() query: string = "climate"; | |
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b9c2b7fedbcd
fix up deployment and connect ui to server again
drewp@bigasterisk.com
parents:
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diff
changeset
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61 @state() results: Doc[] = []; |
| 6 | 62 @state() queryError: string = ""; |
| 63 @queryAsync("sl-textarea") queryEl?: Promise<SlTextarea>; | |
| 64 protected async firstUpdated(_changedProperties: PropertyValueMap<any> | Map<PropertyKey, unknown>) { | |
| 65 super.firstUpdated(_changedProperties); | |
| 66 | |
| 67 await this.pressingEnterSubmitsForm(); | |
| 68 | |
| 69 this.queryParamToProperty(); | |
| 70 | |
| 71 window.addEventListener("popstate", (event) => { | |
| 72 this.queryParamToProperty(); | |
| 73 }); | |
| 74 | |
| 75 this.submit().catch(console.error); | |
| 76 } | |
| 77 | |
| 78 private async pressingEnterSubmitsForm() { | |
| 79 const ta = (await this.queryEl)?.shadowRoot?.querySelector("textarea"); | |
| 80 ta?.addEventListener("keydown", (event: KeyboardEvent) => { | |
| 81 if (event.code == "Enter" && !event.shiftKey) { | |
| 82 event.preventDefault(); | |
| 83 this.submit(); | |
| 84 } | |
| 85 }); | |
| 86 } | |
| 87 | |
| 88 private queryParamToProperty() { | |
| 89 const urlParams = new URLSearchParams(window.location.search); | |
| 90 const qParam = urlParams.get("q"); | |
| 91 | |
| 92 if (qParam) { | |
| 93 this.query = qParam; | |
| 94 } | |
| 95 } | |
| 96 | |
| 97 private async propertyToQueryParam() { | |
| 98 const currentUrl = new URL(window.location.href); | |
| 99 | |
| 100 const q = await this.getCurrentQuery(); | |
| 101 if (currentUrl.searchParams.get("q") !== q) { | |
| 102 currentUrl.searchParams.set("q", q); | |
| 103 | |
| 104 const newUrl = currentUrl.toString(); | |
| 105 | |
| 106 history.pushState({}, document.title, newUrl); | |
| 107 } | |
| 108 } | |
| 109 | |
| 110 render() { | |
| 111 return html` | |
| 112 <section id="query"> | |
| 113 <img class="bot" src="sco-bot.jpg" /> | |
| 114 <form> | |
| 115 <sl-textarea .value=${this.query} rows="1" resize="auto" label="Query" enterkeyhint="search" autocapitalize="off" autofocus="true"></sl-textarea> | |
| 116 <sl-button variant="primary" @click=${this.submit}>Submit</sl-button> | |
| 117 <div>${this.queryError}</div> | |
| 118 </form> | |
| 119 </section> | |
| 120 <section id="results"> | |
| 8 | 121 <dl> |
| 122 ${this.results.map( | |
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14
b9c2b7fedbcd
fix up deployment and connect ui to server again
drewp@bigasterisk.com
parents:
8
diff
changeset
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123 (r: Doc) => |
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b9c2b7fedbcd
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drewp@bigasterisk.com
parents:
8
diff
changeset
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124 html`<dt>${r.sourceTitle}</dt> |
| 8 | 125 <dd>${unsafeHTML(r.snippetHtml)}</dd>` |
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14
b9c2b7fedbcd
fix up deployment and connect ui to server again
drewp@bigasterisk.com
parents:
8
diff
changeset
|
126 )} |
| 8 | 127 </dl> |
| 6 | 128 <div>Matching results: ${this.results.length}</div> |
| 129 </section> | |
| 130 `; | |
| 131 } | |
| 132 | |
| 133 async getCurrentQuery(): Promise<string> { | |
| 134 return (await this.queryEl)!.value || ""; | |
| 135 } | |
| 136 | |
| 137 async submit() { | |
| 138 await this.propertyToQueryParam(); | |
| 139 | |
| 140 this.results = []; | |
| 141 | |
| 142 const sentQ = await this.getCurrentQuery(); | |
| 143 | |
| 8 | 144 const resp = await fetch("query?" + new URLSearchParams({ q: sentQ })); |
| 145 if (sentQ != (await this.getCurrentQuery())) { | |
| 146 // old result- ignore | |
| 147 return; | |
| 148 } | |
| 149 this.results = (await resp.json()).results; | |
| 6 | 150 this.requestUpdate(); |
| 151 } | |
| 152 } |