95 lines
3.0 KiB
TypeScript
95 lines
3.0 KiB
TypeScript
/**
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* StreamMessage — single message card in the stream
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*/
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import { Component, Show, createMemo } from "solid-js";
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import type { StreamMessage as StreamMessageType } from "./registry";
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import { getMessageType } from "./registry";
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import { revertLatest, useJournalStream } from "../stores/journalStream";
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export const StreamMessageCard: Component<{
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message: StreamMessageType;
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}> = (props) => {
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const stream = useJournalStream();
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const def = createMemo(() => getMessageType(props.message.type));
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const rendered = createMemo(() =>
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def()?.render?.(props.message.payload, props.message as any),
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);
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const time = createMemo(() => {
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const d = new Date(props.message.timestamp);
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return d.toLocaleTimeString([], { hour: "2-digit", minute: "2-digit" });
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});
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const isMine = () => props.message.sender === stream.myName;
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const latestSeq = () => stream.senderSeq[stream.myName] ?? 0;
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const canRevertThis = () =>
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isMine() && props.message.seq === latestSeq() && !props.message.reverted;
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const senderClass = () =>
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props.message.sender === "gm"
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? "text-purple-600 font-semibold"
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: "text-blue-600 font-semibold";
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return (
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<Show
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when={!props.message.reverted}
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fallback={<RevealedCard msg={props.message} />}
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>
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<div class="bg-white rounded-lg border border-gray-200 shadow-sm overflow-hidden">
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{/* Header */}
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<div class="flex items-center gap-1.5 px-2.5 py-1 bg-gray-50 border-b border-gray-100">
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<span class={`text-xs ${senderClass()}`}>{props.message.sender}</span>
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<span class="text-xs text-gray-400">{time()}</span>
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<Show when={canRevertThis()}>
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<button
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onClick={() => revertLatest()}
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class="text-xs text-gray-300 hover:text-red-500 ml-auto px-0.5 leading-none"
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title="撤回此消息"
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>
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×
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</button>
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</Show>
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<span
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class="text-xs text-gray-300 bg-gray-100 px-1 rounded"
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classList={{ "ml-auto": !canRevertThis() }}
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>
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{props.message.type}
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</span>
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</div>
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{/* Body */}
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<div class="px-2.5 py-1.5 text-sm text-gray-800">
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<Show
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when={rendered()}
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fallback={<JsonBody payload={props.message.payload} />}
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>
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{rendered()}
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</Show>
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</div>
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</div>
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</Show>
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);
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};
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/** Fallback: render payload as formatted JSON */
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const JsonBody: Component<{ payload: unknown }> = (props) => {
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const text = () => JSON.stringify(props.payload, null, 2);
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return (
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<pre class="text-xs text-gray-600 whitespace-pre-wrap font-mono">
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{text()}
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</pre>
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);
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};
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/** Reverted card: struck-through, grey */
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const RevealedCard: Component<{ msg: StreamMessageType }> = (props) => {
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return (
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<div class="bg-gray-100 rounded-lg border border-gray-200 opacity-50 px-2.5 py-1.5">
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<span class="text-xs text-gray-400 line-through">
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{props.msg.sender} — 已撤回
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</span>
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</div>
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);
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};
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