441 lines
13 KiB
Vue
441 lines
13 KiB
Vue
<template>
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<div class="page">
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<section id="options">
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<input id="tab-one" type="radio" name="options" checked="checked" />
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<label for="tab-one">{{ $t("websocket") }}</label>
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<div class="tab">
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<pw-section class="blue" label="Request" ref="request">
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<ul>
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<li>
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<label for="url">{{ $t("url") }}</label>
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<input
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id="url"
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type="url"
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:class="{ error: !urlValid }"
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v-model="url"
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@keyup.enter="urlValid ? toggleConnection() : null"
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/>
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</li>
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<div>
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<li>
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<label for="connect" class="hide-on-small-screen"> </label>
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<button
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:disabled="!urlValid"
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id="connect"
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name="connect"
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@click="toggleConnection"
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>
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{{ !connectionState ? $t("connect") : $t("disconnect") }}
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<span>
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<i class="material-icons">
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{{ !connectionState ? "sync" : "sync_disabled" }}
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</i>
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</span>
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</button>
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</li>
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</div>
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</ul>
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</pw-section>
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<pw-section
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class="purple"
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label="Communication"
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id="response"
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ref="response"
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>
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<ul>
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<li>
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<label for="log">Log</label>
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<div id="log" name="log" class="log">
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<span v-if="communication.log">
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<span
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v-for="(logEntry, index) in communication.log"
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:style="{ color: logEntry.color }"
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:key="index"
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>@ {{ logEntry.ts }}{{ getSourcePrefix(logEntry.source)
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}}{{ logEntry.payload }}</span
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>
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</span>
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<span v-else>{{ $t("waiting_for_connection") }}</span>
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</div>
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</li>
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</ul>
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<ul>
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<li>
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<label for="message">{{ $t("message") }}</label>
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<input
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id="message"
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name="message"
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type="text"
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v-model="communication.input"
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:readonly="!connectionState"
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@keyup.enter="connectionState ? sendMessage() : null"
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/>
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</li>
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<div>
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<li>
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<label for="send" class="hide-on-small-screen"> </label>
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<button
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id="send"
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name="send"
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:disabled="!connectionState"
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@click="sendMessage"
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>
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{{ $t("send") }}
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<span>
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<i class="material-icons">send</i>
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</span>
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</button>
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</li>
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</div>
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</ul>
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</pw-section>
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</div>
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<input id="tab-two" type="radio" name="options" />
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<label for="tab-two">{{ $t("sse") }}</label>
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<div class="tab">
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<pw-section class="blue" label="Request" ref="request">
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<ul>
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<li>
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<label for="server">{{ $t("server") }}</label>
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<input
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id="server"
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type="url"
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:class="{ error: !serverValid }"
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v-model="server"
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@keyup.enter="serverValid ? toggleSSEConnection() : null"
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/>
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</li>
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<div>
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<li>
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<label for="start" class="hide-on-small-screen"> </label>
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<button
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:disabled="!serverValid"
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id="start"
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name="start"
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@click="toggleSSEConnection"
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>
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{{ !connectionSSEState ? $t("start") : $t("stop") }}
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<span>
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<i class="material-icons">
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{{ !connectionSSEState ? "sync" : "sync_disabled" }}
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</i>
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</span>
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</button>
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</li>
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</div>
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</ul>
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</pw-section>
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<pw-section
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class="purple"
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label="Communication"
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id="response"
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ref="response"
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>
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<ul>
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<li>
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<label for="log">{{ $t("events") }}</label>
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<div id="log" name="log" class="log">
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<span v-if="events.log">
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<span
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v-for="(logEntry, index) in events.log"
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:style="{ color: logEntry.color }"
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:key="index"
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>@ {{ logEntry.ts }}{{ getSourcePrefix(logEntry.source)
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}}{{ logEntry.payload }}</span
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>
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</span>
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<span v-else>{{ $t("waiting_for_connection") }}</span>
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</div>
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<div id="result"></div>
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</li>
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</ul>
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</pw-section>
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</div>
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</section>
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</div>
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</template>
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<style scoped lang="scss">
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div.log {
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margin: 4px;
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padding: 8px 16px;
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width: calc(100% - 8px);
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border-radius: 8px;
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background-color: var(--bg-dark-color);
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color: var(--fg-color);
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height: 256px;
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overflow: auto;
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&,
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span {
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font-size: 16px;
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font-family: "Roboto Mono", monospace;
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font-weight: 400;
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}
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span {
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display: block;
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white-space: pre-wrap;
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word-wrap: break-word;
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word-break: break-all;
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}
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}
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</style>
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<script>
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export default {
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components: {
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"pw-section": () => import("../components/section")
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},
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data() {
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return {
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connectionState: false,
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url: "wss://echo.websocket.org",
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socket: null,
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communication: {
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log: null,
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input: ""
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},
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connectionSSEState: false,
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server: "https://express-eventsource.herokuapp.com/events",
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sse: null,
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events: {
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log: null,
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input: ""
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}
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};
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},
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computed: {
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urlValid() {
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const pattern = new RegExp(
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"^(wss?:\\/\\/)?" +
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"((([a-z\\d]([a-z\\d-]*[a-z:@\\d])*)\\.)+[a-z]{2,}|" +
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"((\\d{1,3}\\.){3}\\d{1,3}))" +
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"(\\:\\d+)?(\\/[-a-z\\d%_.~+@]*)*" +
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"(\\?[:\\;&a-z\\d%_.~+=-]*)?" +
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"(\\#[-a-z\\d_]*)?$",
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"i"
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);
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return pattern.test(this.url);
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},
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serverValid() {
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const pattern = new RegExp(
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"^(http(s)?:\\/\\/)?" +
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"((([a-z\\d]([a-z\\d-]*[a-z\\d])*)\\.)+[a-z]{2,}|" +
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"((\\d{1,3}\\.){3}\\d{1,3}))" +
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"(\\:\\d+)?(\\/[-a-z\\d%_.~+@]*)*" +
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"(\\?[:\\;&a-z\\d%_.~+=-]*)?" +
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"(\\#[-a-z\\d_]*)?$",
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"i"
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);
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return pattern.test(this.server);
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}
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},
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methods: {
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toggleConnection() {
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// If it is connecting:
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if (!this.connectionState) return this.connect();
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// Otherwise, it's disconnecting.
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else return this.disconnect();
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},
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connect() {
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this.communication.log = [
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{
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payload: `Connecting to ${this.url}...`,
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source: "info",
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color: "var(--ac-color)"
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}
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];
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try {
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this.socket = new WebSocket(this.url);
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this.socket.onopen = event => {
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this.connectionState = true;
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this.communication.log = [
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{
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payload: `Connected to ${this.url}.`,
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source: "info",
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color: "var(--ac-color)",
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ts: new Date().toLocaleTimeString()
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}
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];
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this.$toast.success("Connected", {
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icon: "sync"
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});
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};
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this.socket.onerror = event => {
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this.handleError();
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};
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this.socket.onclose = event => {
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this.connectionState = false;
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this.communication.log.push({
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payload: `Disconnected from ${this.url}.`,
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source: "info",
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color: "#ff5555",
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ts: new Date().toLocaleTimeString()
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});
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this.$toast.error("Disconnected", {
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icon: "sync_disabled"
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});
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};
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this.socket.onmessage = event => {
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this.communication.log.push({
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payload: event.data,
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source: "server",
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ts: new Date().toLocaleTimeString()
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});
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};
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} catch (ex) {
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this.handleError(ex);
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this.$toast.error("Something went wrong!", {
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icon: "error"
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});
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}
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},
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disconnect() {
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this.socket.close();
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},
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handleError(error) {
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this.disconnect();
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this.connectionState = false;
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this.communication.log.push({
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payload: `An error has occurred.`,
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source: "info",
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color: "#ff5555",
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ts: new Date().toLocaleTimeString()
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});
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if (error !== null)
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this.communication.log.push({
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payload: error,
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source: "info",
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color: "#ff5555",
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ts: new Date().toLocaleTimeString()
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});
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},
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sendMessage() {
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const message = this.communication.input;
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this.socket.send(message);
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this.communication.log.push({
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payload: message,
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source: "client",
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ts: new Date().toLocaleTimeString()
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});
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this.communication.input = "";
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},
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collapse({ target }) {
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const el = target.parentNode.className;
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document.getElementsByClassName(el)[0].classList.toggle("hidden");
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},
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getSourcePrefix(source) {
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const sourceEmojis = {
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// Source used for info messages.
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info: "\tℹ️ [INFO]:\t",
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// Source used for client to server messages.
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client: "\t👽 [SENT]:\t",
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// Source used for server to client messages.
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server: "\t📥 [RECEIVED]:\t"
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};
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if (Object.keys(sourceEmojis).includes(source))
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return sourceEmojis[source];
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return "";
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},
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toggleSSEConnection() {
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// If it is connecting:
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if (!this.connectionSSEState) return this.start();
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// Otherwise, it's disconnecting.
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else return this.stop();
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},
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start() {
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this.events.log = [
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{
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payload: `Connecting to ${this.server}...`,
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source: "info",
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color: "var(--ac-color)"
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}
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];
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if (typeof EventSource !== "undefined") {
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try {
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this.sse = new EventSource(this.server);
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this.sse.onopen = event => {
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this.connectionSSEState = true;
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this.events.log = [
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{
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payload: `Connected to ${this.server}.`,
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source: "info",
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color: "var(--ac-color)",
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ts: new Date().toLocaleTimeString()
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}
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];
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this.$toast.success("Connected", {
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icon: "sync"
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});
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};
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this.sse.onerror = event => {
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this.handleSSEError();
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};
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this.sse.onclose = event => {
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this.connectionSSEState = false;
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this.events.log.push({
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payload: `Disconnected from ${this.server}.`,
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source: "info",
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color: "#ff5555",
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ts: new Date().toLocaleTimeString()
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});
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this.$toast.error("Disconnected", {
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icon: "sync_disabled"
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});
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};
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this.sse.onmessage = event => {
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this.events.log.push({
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payload: event.data,
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source: "server",
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ts: new Date().toLocaleTimeString()
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});
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};
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} catch (ex) {
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this.handleSSEError(ex);
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this.$toast.error("Something went wrong!", {
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icon: "error"
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});
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}
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} else {
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this.events.log = [
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{
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payload: `This browser doesn't seems to have Server Sent Events support.`,
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source: "info",
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color: "#ff5555",
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ts: new Date().toLocaleTimeString()
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}
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];
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}
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},
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handleSSEError(error) {
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this.stop();
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this.connectionSSEState = false;
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this.events.log.push({
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payload: `An error has occurred.`,
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source: "info",
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color: "#ff5555",
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ts: new Date().toLocaleTimeString()
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});
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if (error !== null)
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this.events.log.push({
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payload: error,
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source: "info",
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color: "#ff5555",
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ts: new Date().toLocaleTimeString()
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});
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},
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stop() {
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this.sse.onclose();
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this.sse.close();
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}
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},
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updated: function() {
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this.$nextTick(function() {
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const divLog = document.getElementById("log");
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divLog.scrollBy(0, divLog.scrollHeight + 100);
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});
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}
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};
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</script>
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