Add live WS tape view
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dirtydishes
parent
ba84554b0b
commit
b8ac0e9292
4 changed files with 380 additions and 24 deletions
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@ -1,8 +1,15 @@
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:root {
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color-scheme: light;
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font-family: "IBM Plex Mono", "JetBrains Mono", ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace;
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background: #f4f3ef;
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color: #1b1b1b;
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font-family: "IBM Plex Mono", "JetBrains Mono", ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas,
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"Liberation Mono", "Courier New", monospace;
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background: #efece6;
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color: #1d1d1b;
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--panel: #fff6e8;
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--panel-border: #d9cdb8;
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--accent: #2f6d4f;
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--accent-soft: rgba(47, 109, 79, 0.18);
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--warning: #c46f2a;
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--grid: rgba(82, 64, 36, 0.12);
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}
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* {
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@ -14,31 +21,194 @@ body {
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min-height: 100vh;
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}
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.page {
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display: grid;
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place-items: center;
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.dashboard {
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min-height: 100vh;
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padding: 48px 24px;
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background: radial-gradient(circle at top, #fef7e4, #f4f3ef 60%);
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padding: 48px 8vw 72px;
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display: grid;
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gap: 32px;
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background:
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radial-gradient(circle at top left, #fff7df 0%, #efece6 56%),
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repeating-linear-gradient(
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90deg,
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transparent,
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transparent 44px,
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var(--grid) 45px,
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var(--grid) 46px
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);
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}
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.panel {
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max-width: 520px;
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padding: 32px 36px;
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border: 1px solid #dad2c2;
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border-radius: 18px;
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background: #fff9ee;
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box-shadow: 0 20px 40px rgba(48, 32, 12, 0.12);
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.header {
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display: flex;
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align-items: flex-end;
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justify-content: space-between;
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gap: 24px;
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flex-wrap: wrap;
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}
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.eyebrow {
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text-transform: uppercase;
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letter-spacing: 0.4em;
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font-size: 0.7rem;
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margin: 0 0 12px;
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color: #6f5b39;
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}
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h1 {
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margin: 0 0 12px;
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font-size: 2.25rem;
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letter-spacing: 0.08em;
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font-size: clamp(2.2rem, 4vw, 3.4rem);
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letter-spacing: 0.15em;
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text-transform: uppercase;
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}
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p {
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margin: 8px 0;
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.subtitle {
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margin: 0;
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max-width: 460px;
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line-height: 1.6;
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color: #4e3e25;
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}
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.status {
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display: grid;
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gap: 8px;
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padding: 16px 20px;
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border-radius: 16px;
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border: 1px solid var(--panel-border);
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background: #fffdf7;
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min-width: 220px;
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}
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.status-dot {
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width: 12px;
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height: 12px;
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border-radius: 999px;
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background: var(--warning);
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box-shadow: 0 0 0 4px rgba(196, 111, 42, 0.2);
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}
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.status-connected .status-dot {
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background: var(--accent);
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box-shadow: 0 0 0 4px var(--accent-soft);
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}
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.status-connecting .status-dot {
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animation: pulse 1.2s ease-in-out infinite;
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}
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.status span {
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font-size: 0.95rem;
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}
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.timestamp {
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font-size: 0.8rem;
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color: #6f5b39;
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}
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.card {
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border: 1px solid var(--panel-border);
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border-radius: 24px;
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background: var(--panel);
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box-shadow: 0 30px 60px rgba(66, 45, 18, 0.14);
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padding: 28px;
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}
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.card-header {
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display: flex;
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justify-content: space-between;
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gap: 16px;
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flex-wrap: wrap;
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align-items: center;
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margin-bottom: 24px;
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}
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.card-header h2 {
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margin: 0 0 6px;
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font-size: 1.4rem;
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}
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.card-subtitle {
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margin: 0;
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color: #5b4c34;
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}
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.badge {
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text-transform: uppercase;
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letter-spacing: 0.2em;
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font-size: 0.65rem;
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padding: 8px 14px;
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border-radius: 999px;
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border: 1px solid var(--accent);
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color: var(--accent);
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background: rgba(47, 109, 79, 0.08);
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}
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.list {
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display: grid;
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gap: 14px;
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max-height: 480px;
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overflow: auto;
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padding-right: 6px;
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}
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.row {
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display: flex;
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justify-content: space-between;
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gap: 16px;
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padding: 16px 18px;
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border-radius: 18px;
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background: rgba(255, 255, 255, 0.72);
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border: 1px solid rgba(217, 205, 184, 0.6);
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}
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.contract {
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font-weight: 600;
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margin-bottom: 6px;
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}
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.meta {
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display: flex;
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flex-wrap: wrap;
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gap: 12px;
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font-size: 0.85rem;
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color: #5b4c34;
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}
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.time {
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font-size: 0.85rem;
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color: #6f5b39;
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text-align: right;
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}
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.empty {
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padding: 24px;
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border-radius: 16px;
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background: rgba(255, 255, 255, 0.7);
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border: 1px dashed rgba(217, 205, 184, 0.8);
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color: #5b4c34;
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}
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@keyframes pulse {
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0% {
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transform: scale(1);
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}
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50% {
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transform: scale(1.25);
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}
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100% {
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transform: scale(1);
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}
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}
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@media (max-width: 720px) {
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.dashboard {
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padding: 36px 6vw 56px;
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}
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.row {
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flex-direction: column;
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align-items: flex-start;
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}
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.time {
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text-align: left;
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}
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}
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@ -1,10 +1,194 @@
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"use client";
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import { useEffect, useMemo, useRef, useState } from "react";
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import type { OptionPrint } from "@islandflow/types";
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const MAX_ITEMS = 60;
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const LOCAL_HOSTS = new Set(["localhost", "127.0.0.1"]);
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type WsStatus = "connecting" | "connected" | "disconnected";
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type OptionMessage = {
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type: "option-print";
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payload: OptionPrint;
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};
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const buildWsUrl = (): string => {
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const envBase = process.env.NEXT_PUBLIC_API_URL;
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if (envBase) {
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const url = new URL(envBase);
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url.protocol = url.protocol === "https:" ? "wss:" : "ws:";
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url.pathname = "/ws/options";
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url.search = "";
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url.hash = "";
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return url.toString();
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}
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const { protocol, hostname } = window.location;
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const wsProtocol = protocol === "https:" ? "wss" : "ws";
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const isLocal = LOCAL_HOSTS.has(hostname);
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const host = isLocal ? `${hostname}:4000` : window.location.host;
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return `${wsProtocol}://${host}/ws/options`;
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};
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const formatPrice = (price: number): string => {
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return price.toFixed(2);
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};
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const formatSize = (size: number): string => {
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return size.toLocaleString();
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};
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const formatTime = (ts: number): string => {
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return new Date(ts).toLocaleTimeString();
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};
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export default function HomePage() {
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const [status, setStatus] = useState<WsStatus>("connecting");
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const [prints, setPrints] = useState<OptionPrint[]>([]);
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const [lastUpdate, setLastUpdate] = useState<number | null>(null);
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const reconnectRef = useRef<number | null>(null);
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const socketRef = useRef<WebSocket | null>(null);
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const statusLabel = useMemo(() => {
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switch (status) {
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case "connected":
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return "Live";
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case "connecting":
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return "Connecting";
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case "disconnected":
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default:
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return "Disconnected";
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}
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}, [status]);
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useEffect(() => {
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let active = true;
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const connect = () => {
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if (!active) {
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return;
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}
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setStatus("connecting");
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const socket = new WebSocket(buildWsUrl());
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socketRef.current = socket;
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socket.onopen = () => {
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if (!active) {
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return;
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}
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setStatus("connected");
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};
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socket.onmessage = (event) => {
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if (!active) {
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return;
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}
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try {
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const message = JSON.parse(event.data) as OptionMessage;
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if (message.type !== "option-print") {
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return;
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}
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setPrints((prev) => {
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const next = [message.payload, ...prev];
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return next.slice(0, MAX_ITEMS);
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});
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setLastUpdate(Date.now());
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} catch (error) {
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console.warn("Failed to parse websocket payload", error);
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}
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};
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socket.onclose = () => {
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if (!active) {
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return;
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}
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setStatus("disconnected");
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reconnectRef.current = window.setTimeout(() => {
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connect();
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}, 1000);
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};
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socket.onerror = () => {
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if (!active) {
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return;
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}
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setStatus("disconnected");
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socket.close();
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};
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};
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connect();
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return () => {
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active = false;
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if (reconnectRef.current !== null) {
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window.clearTimeout(reconnectRef.current);
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}
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if (socketRef.current) {
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socketRef.current.close();
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}
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};
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}, []);
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return (
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<main className="page">
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<section className="panel">
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<h1>Islandflow</h1>
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<p>Realtime options flow + off-exchange analysis.</p>
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<p>UI scaffold is up; live data wiring next.</p>
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<main className="dashboard">
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<header className="header">
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<div>
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<p className="eyebrow">Realtime flow workspace</p>
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<h1>Islandflow</h1>
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<p className="subtitle">Live option prints streaming from /ws/options.</p>
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</div>
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<div className={`status status-${status}`}>
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<span className="status-dot" />
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<span>{statusLabel}</span>
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{lastUpdate ? (
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<span className="timestamp">Updated {formatTime(lastUpdate)}</span>
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) : (
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<span className="timestamp">Waiting for data</span>
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)}
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</div>
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</header>
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<section className="card">
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<div className="card-header">
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<div>
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<h2>Options Tape</h2>
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<p className="card-subtitle">Newest prints first (max {MAX_ITEMS}).</p>
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</div>
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<span className="badge">Live</span>
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</div>
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<div className="list">
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{prints.length === 0 ? (
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<div className="empty">No prints yet. Start ingest-options to populate the tape.</div>
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) : (
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prints.map((print) => (
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<div className="row" key={`${print.trace_id}-${print.seq}`}>
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<div>
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<div className="contract">{print.option_contract_id}</div>
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<div className="meta">
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<span>${formatPrice(print.price)}</span>
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<span>{formatSize(print.size)}x</span>
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<span>{print.exchange}</span>
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{print.conditions?.length ? (
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<span>{print.conditions.join(", ")}</span>
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) : null}
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</div>
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</div>
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<div className="time">{formatTime(print.ts)}</div>
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</div>
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))
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)}
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</div>
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</section>
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</main>
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);
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@ -8,6 +8,7 @@
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"start": "next start -p 3000"
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},
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"dependencies": {
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"@islandflow/types": "workspace:*",
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"next": "^14.2.4",
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"react": "^18.3.1",
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"react-dom": "^18.3.1"
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