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Split up spinner and widget API into files

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This commit is contained in:
Tulir Asokan 2020-09-05 12:16:27 +03:00
parent 27fd49f6e5
commit 28c7d2f1a2
3 changed files with 80 additions and 68 deletions
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70
web/index.js
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@ -4,6 +4,8 @@
// License, v. 2.0. If a copy of the MPL was not distributed with this
// file, You can obtain one at http://mozilla.org/MPL/2.0/.
import { html, render, Component } from "https://unpkg.com/htm/preact/index.mjs?module"
import { Spinner } from "./spinner.js"
import { sendSticker } from "./widget-api.js"
// The base URL for fetching packs. The app will first fetch ${PACK_BASE_URL}/index.json,
// then ${PACK_BASE_URL}/${packFile} for each packFile in the packs object of the index.json file.
@ -91,31 +93,6 @@ class App extends Component {
}
}
const Spinner = ({ size = 40, noCenter = false, noMargin = false, green = false }) => {
let margin = 0
if (!isNaN(+size)) {
size = +size
margin = noMargin ? 0 : `${Math.round(size / 6)}px`
size = `${size}px`
}
const noInnerMargin = !noCenter || !margin
const comp = html`
<div style="width: ${size}; height: ${size}; margin: ${noInnerMargin ? 0 : margin} 0;"
class="sk-chase ${green && "green"}">
<div class="sk-chase-dot" />
<div class="sk-chase-dot" />
<div class="sk-chase-dot" />
<div class="sk-chase-dot" />
<div class="sk-chase-dot" />
<div class="sk-chase-dot" />
</div>
`
if (!noCenter) {
return html`<div style="margin: ${margin} 0;" class="sk-center-wrapper">${comp}</div>`
}
return comp
}
const Pack = ({ title, stickers }) => html`<div class="stickerpack">
<h1>${title}</h1>
<div class="sticker-list">
@ -129,47 +106,4 @@ const Sticker = ({ content }) => html`<div class="sticker" onClick=${() => sendS
<img data-src=${makeThumbnailURL(content.url)} alt=${content.body} />
</div>`
function sendSticker(content) {
window.parent.postMessage({
api: "fromWidget",
action: "m.sticker",
requestId: `sticker-${Date.now()}`,
widgetId,
data: {
name: content.body,
content,
},
}, "*")
}
let widgetId = null
window.onmessage = event => {
if (!window.parent || !event.data) {
return
}
const request = event.data
if (!request.requestId || !request.widgetId || !request.action || request.api !== "toWidget") {
return
}
if (widgetId) {
if (widgetId !== request.widgetId) {
return
}
} else {
widgetId = request.widgetId
}
window.parent.postMessage({
...request,
response: request.action === "capabilities" ? {
capabilities: ["m.sticker"],
} : {
error: { message: "Action not supported" },
},
}, event.origin)
}
render(html`<${App} />`, document.body)

31
web/spinner.js Normal file
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@ -0,0 +1,31 @@
// Copyright (c) 2020 Tulir Asokan
//
// This Source Code Form is subject to the terms of the Mozilla Public
// License, v. 2.0. If a copy of the MPL was not distributed with this
// file, You can obtain one at http://mozilla.org/MPL/2.0/.
import { html } from "https://unpkg.com/htm/preact/index.mjs?module"
export const Spinner = ({ size = 40, noCenter = false, noMargin = false, green = false }) => {
let margin = 0
if (!isNaN(+size)) {
size = +size
margin = noMargin ? 0 : `${Math.round(size / 6)}px`
size = `${size}px`
}
const noInnerMargin = !noCenter || !margin
const comp = html`
<div style="width: ${size}; height: ${size}; margin: ${noInnerMargin ? 0 : margin} 0;"
class="sk-chase ${green && "green"}">
<div class="sk-chase-dot" />
<div class="sk-chase-dot" />
<div class="sk-chase-dot" />
<div class="sk-chase-dot" />
<div class="sk-chase-dot" />
<div class="sk-chase-dot" />
</div>
`
if (!noCenter) {
return html`<div style="margin: ${margin} 0;" class="sk-center-wrapper">${comp}</div>`
}
return comp
}

47
web/widget-api.js Normal file
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@ -0,0 +1,47 @@
// Copyright (c) 2020 Tulir Asokan
//
// This Source Code Form is subject to the terms of the Mozilla Public
// License, v. 2.0. If a copy of the MPL was not distributed with this
// file, You can obtain one at http://mozilla.org/MPL/2.0/.
let widgetId = null
window.onmessage = event => {
if (!window.parent || !event.data) {
return
}
const request = event.data
if (!request.requestId || !request.widgetId || !request.action || request.api !== "toWidget") {
return
}
if (widgetId) {
if (widgetId !== request.widgetId) {
return
}
} else {
widgetId = request.widgetId
}
window.parent.postMessage({
...request,
response: request.action === "capabilities" ? {
capabilities: ["m.sticker"],
} : {
error: { message: "Action not supported" },
},
}, event.origin)
}
export function sendSticker(content) {
window.parent.postMessage({
api: "fromWidget",
action: "m.sticker",
requestId: `sticker-${Date.now()}`,
widgetId,
data: {
name: content.body,
content,
},
}, "*")
}