counterweight
bf57fc6b77
The agreed_price depends on trade direction (buy/sell) and must be calculated on the frontend. Returning a buy-side-only agreed_price from the API was misleading and unused. Frontend already calculates the direction-aware price correctly.
479 lines
15 KiB
TypeScript
479 lines
15 KiB
TypeScript
"use client";
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import React from "react";
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import { useEffect, useState, useCallback } from "react";
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import { Permission } from "../auth-context";
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import { api } from "../api";
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import { Header } from "../components/Header";
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import { useRequireAuth } from "../hooks/useRequireAuth";
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import { components } from "../generated/api";
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import { formatDateTime } from "../utils/date";
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import {
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layoutStyles,
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typographyStyles,
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bannerStyles,
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badgeStyles,
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buttonStyles,
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} from "../styles/shared";
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type ExchangeResponse = components["schemas"]["ExchangeResponse"];
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/**
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* Format EUR amount from cents to display string
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*/
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function formatEur(cents: number): string {
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return `€${(cents / 100).toLocaleString("de-DE")}`;
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}
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/**
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* Format satoshi amount with styled components
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* Leading zeros are subtle, main digits are prominent
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*/
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function SatsDisplay({ sats }: { sats: number }) {
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const btc = sats / 100_000_000;
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const btcStr = btc.toFixed(8);
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const [whole, decimal] = btcStr.split(".");
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const part1 = decimal.slice(0, 2);
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const part2 = decimal.slice(2, 5);
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const part3 = decimal.slice(5, 8);
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const fullDecimal = part1 + part2 + part3;
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let firstNonZero = fullDecimal.length;
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for (let i = 0; i < fullDecimal.length; i++) {
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if (fullDecimal[i] !== "0") {
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firstNonZero = i;
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break;
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}
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}
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const subtleStyle: React.CSSProperties = {
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opacity: 0.45,
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fontWeight: 400,
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};
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const renderPart = (part: string, startIdx: number) => {
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return part.split("").map((char, i) => {
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const globalIdx = startIdx + i;
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const isSubtle = globalIdx < firstNonZero;
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return (
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<span key={globalIdx} style={isSubtle ? subtleStyle : undefined}>
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{char}
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</span>
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);
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});
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};
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return (
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<span style={{ fontFamily: "'DM Mono', monospace" }}>
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<span style={subtleStyle}>₿</span>
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<span style={subtleStyle}> {whole}.</span>
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{renderPart(part1, 0)}
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<span> </span>
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{renderPart(part2, 2)}
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<span> </span>
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{renderPart(part3, 5)}
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<span> sats</span>
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</span>
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);
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}
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/**
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* Get status display properties
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*/
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function getTradeStatusDisplay(status: string): {
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text: string;
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bgColor: string;
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textColor: string;
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} {
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switch (status) {
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case "booked":
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return {
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text: "Pending",
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bgColor: "rgba(99, 102, 241, 0.2)",
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textColor: "rgba(129, 140, 248, 0.9)",
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};
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case "completed":
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return {
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text: "Completed",
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bgColor: "rgba(34, 197, 94, 0.2)",
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textColor: "rgba(34, 197, 94, 0.9)",
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};
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case "cancelled_by_user":
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return {
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text: "Cancelled",
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bgColor: "rgba(239, 68, 68, 0.2)",
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textColor: "rgba(239, 68, 68, 0.9)",
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};
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case "cancelled_by_admin":
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return {
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text: "Cancelled by Admin",
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bgColor: "rgba(239, 68, 68, 0.2)",
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textColor: "rgba(239, 68, 68, 0.9)",
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};
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case "no_show":
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return {
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text: "No Show",
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bgColor: "rgba(251, 146, 60, 0.2)",
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textColor: "rgba(251, 146, 60, 0.9)",
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};
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default:
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return {
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text: status,
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bgColor: "rgba(255, 255, 255, 0.1)",
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textColor: "rgba(255, 255, 255, 0.6)",
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};
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}
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}
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export default function TradesPage() {
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const { user, isLoading, isAuthorized } = useRequireAuth({
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requiredPermission: Permission.VIEW_OWN_EXCHANGES,
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fallbackRedirect: "/",
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});
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const [trades, setTrades] = useState<ExchangeResponse[]>([]);
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const [isLoadingTrades, setIsLoadingTrades] = useState(true);
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const [cancellingId, setCancellingId] = useState<number | null>(null);
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const [confirmCancelId, setConfirmCancelId] = useState<number | null>(null);
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const [error, setError] = useState<string | null>(null);
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const fetchTrades = useCallback(async () => {
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try {
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const data = await api.get<ExchangeResponse[]>("/api/trades");
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setTrades(data);
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} catch (err) {
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console.error("Failed to fetch trades:", err);
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setError("Failed to load trades");
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} finally {
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setIsLoadingTrades(false);
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}
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}, []);
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useEffect(() => {
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if (user && isAuthorized) {
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fetchTrades();
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}
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}, [user, isAuthorized, fetchTrades]);
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const handleCancel = async (tradeId: number) => {
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setCancellingId(tradeId);
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setError(null);
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try {
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await api.post<ExchangeResponse>(`/api/trades/${tradeId}/cancel`, {});
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await fetchTrades();
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setConfirmCancelId(null);
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} catch (err) {
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setError(err instanceof Error ? err.message : "Failed to cancel trade");
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} finally {
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setCancellingId(null);
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}
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};
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if (isLoading) {
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return (
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<main style={layoutStyles.main}>
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<div style={layoutStyles.loader}>Loading...</div>
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</main>
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);
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}
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if (!isAuthorized) {
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return null;
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}
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const upcomingTrades = trades.filter(
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(t) => t.status === "booked" && new Date(t.slot_start) > new Date()
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);
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const pastOrFinalTrades = trades.filter(
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(t) => t.status !== "booked" || new Date(t.slot_start) <= new Date()
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);
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return (
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<main style={layoutStyles.main}>
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<Header currentPage="appointments" />
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<div style={styles.content}>
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<h1 style={typographyStyles.pageTitle}>My Trades</h1>
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<p style={typographyStyles.pageSubtitle}>View and manage your Bitcoin trades</p>
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{error && <div style={bannerStyles.errorBanner}>{error}</div>}
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{isLoadingTrades ? (
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<div style={styles.emptyState}>Loading trades...</div>
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) : trades.length === 0 ? (
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<div style={styles.emptyState}>
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<p>You don't have any trades yet.</p>
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<a href="/exchange" style={styles.emptyStateLink}>
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Start trading
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</a>
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</div>
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) : (
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<>
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{/* Upcoming Trades */}
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{upcomingTrades.length > 0 && (
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<div style={styles.section}>
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<h2 style={styles.sectionTitle}>Upcoming ({upcomingTrades.length})</h2>
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<div style={styles.tradeList}>
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{upcomingTrades.map((trade) => {
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const status = getTradeStatusDisplay(trade.status);
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const isBuy = trade.direction === "buy";
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return (
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<div key={trade.id} style={styles.tradeCard}>
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<div style={styles.tradeHeader}>
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<div style={styles.tradeInfo}>
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<div style={styles.tradeTime}>{formatDateTime(trade.slot_start)}</div>
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<div style={styles.tradeDetails}>
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<span
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style={{
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...styles.directionBadge,
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background: isBuy
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? "rgba(74, 222, 128, 0.15)"
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: "rgba(248, 113, 113, 0.15)",
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color: isBuy ? "#4ade80" : "#f87171",
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}}
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>
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{isBuy ? "BUY" : "SELL"}
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</span>
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<span style={styles.amount}>{formatEur(trade.eur_amount)}</span>
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<span style={styles.arrow}>↔</span>
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<span style={styles.satsAmount}>
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<SatsDisplay sats={trade.sats_amount} />
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</span>
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</div>
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<div style={styles.rateRow}>
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<span style={styles.rateLabel}>Rate:</span>
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<span style={styles.rateValue}>
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€
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{trade.agreed_price_eur.toLocaleString("de-DE", {
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maximumFractionDigits: 0,
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})}
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/BTC
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</span>
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</div>
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<span
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style={{
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...badgeStyles.badge,
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background: status.bgColor,
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color: status.textColor,
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marginTop: "0.5rem",
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}}
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>
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{status.text}
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</span>
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</div>
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{trade.status === "booked" && (
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<div style={styles.buttonGroup}>
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{confirmCancelId === trade.id ? (
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<>
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<button
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onClick={() => handleCancel(trade.id)}
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disabled={cancellingId === trade.id}
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style={styles.confirmButton}
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>
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{cancellingId === trade.id ? "..." : "Confirm"}
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</button>
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<button
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onClick={() => setConfirmCancelId(null)}
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style={buttonStyles.secondaryButton}
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>
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No
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</button>
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</>
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) : (
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<button
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onClick={() => setConfirmCancelId(trade.id)}
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style={buttonStyles.secondaryButton}
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>
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Cancel
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</button>
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)}
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</div>
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)}
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</div>
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</div>
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);
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})}
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</div>
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</div>
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)}
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{/* Past/Completed/Cancelled Trades */}
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{pastOrFinalTrades.length > 0 && (
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<div style={styles.section}>
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<h2 style={typographyStyles.sectionTitleMuted}>
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History ({pastOrFinalTrades.length})
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</h2>
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<div style={styles.tradeList}>
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{pastOrFinalTrades.map((trade) => {
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const status = getTradeStatusDisplay(trade.status);
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const isBuy = trade.direction === "buy";
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return (
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<div key={trade.id} style={{ ...styles.tradeCard, ...styles.tradeCardPast }}>
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<div style={styles.tradeTime}>{formatDateTime(trade.slot_start)}</div>
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<div style={styles.tradeDetails}>
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<span
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style={{
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...styles.directionBadge,
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background: isBuy
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? "rgba(74, 222, 128, 0.1)"
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: "rgba(248, 113, 113, 0.1)",
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color: isBuy ? "rgba(74, 222, 128, 0.7)" : "rgba(248, 113, 113, 0.7)",
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}}
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>
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{isBuy ? "BUY" : "SELL"}
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</span>
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<span style={styles.amount}>{formatEur(trade.eur_amount)}</span>
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<span style={styles.arrow}>↔</span>
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<span style={styles.satsAmount}>
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<SatsDisplay sats={trade.sats_amount} />
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</span>
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</div>
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<span
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style={{
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...badgeStyles.badge,
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background: status.bgColor,
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color: status.textColor,
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marginTop: "0.5rem",
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}}
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>
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{status.text}
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</span>
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</div>
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);
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})}
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</div>
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</div>
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)}
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</>
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)}
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</div>
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</main>
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);
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}
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// Page-specific styles
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const styles: Record<string, React.CSSProperties> = {
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content: {
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flex: 1,
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padding: "2rem",
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maxWidth: "800px",
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margin: "0 auto",
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width: "100%",
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},
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section: {
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marginBottom: "2rem",
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},
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sectionTitle: {
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fontFamily: "'DM Sans', system-ui, sans-serif",
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fontSize: "1.1rem",
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fontWeight: 500,
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color: "#fff",
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marginBottom: "1rem",
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},
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tradeList: {
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display: "flex",
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flexDirection: "column",
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gap: "0.75rem",
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},
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tradeCard: {
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background: "rgba(255, 255, 255, 0.03)",
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border: "1px solid rgba(255, 255, 255, 0.08)",
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borderRadius: "12px",
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padding: "1.25rem",
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transition: "all 0.2s",
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},
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tradeCardPast: {
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opacity: 0.6,
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background: "rgba(255, 255, 255, 0.01)",
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},
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tradeHeader: {
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display: "flex",
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justifyContent: "space-between",
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alignItems: "flex-start",
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gap: "1rem",
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},
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tradeInfo: {
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display: "flex",
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flexDirection: "column",
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gap: "0.25rem",
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},
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tradeTime: {
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fontFamily: "'DM Sans', system-ui, sans-serif",
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fontSize: "1rem",
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fontWeight: 500,
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color: "#fff",
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marginBottom: "0.5rem",
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},
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tradeDetails: {
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display: "flex",
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alignItems: "center",
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gap: "0.5rem",
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flexWrap: "wrap",
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},
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directionBadge: {
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fontFamily: "'DM Sans', system-ui, sans-serif",
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fontSize: "0.7rem",
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fontWeight: 600,
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padding: "0.2rem 0.5rem",
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borderRadius: "4px",
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textTransform: "uppercase",
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},
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amount: {
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fontFamily: "'DM Mono', monospace",
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fontSize: "0.95rem",
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color: "#fff",
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fontWeight: 500,
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},
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arrow: {
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color: "rgba(255, 255, 255, 0.3)",
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fontSize: "0.8rem",
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},
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satsAmount: {
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fontFamily: "'DM Mono', monospace",
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fontSize: "0.9rem",
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color: "#f7931a", // Bitcoin orange
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},
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rateRow: {
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display: "flex",
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alignItems: "center",
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gap: "0.5rem",
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marginTop: "0.25rem",
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},
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rateLabel: {
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fontFamily: "'DM Sans', system-ui, sans-serif",
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fontSize: "0.75rem",
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color: "rgba(255, 255, 255, 0.4)",
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},
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rateValue: {
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fontFamily: "'DM Mono', monospace",
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fontSize: "0.8rem",
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color: "rgba(255, 255, 255, 0.7)",
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},
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buttonGroup: {
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display: "flex",
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gap: "0.5rem",
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},
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confirmButton: {
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fontFamily: "'DM Sans', system-ui, sans-serif",
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padding: "0.35rem 0.75rem",
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fontSize: "0.75rem",
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background: "rgba(239, 68, 68, 0.2)",
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border: "1px solid rgba(239, 68, 68, 0.3)",
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borderRadius: "6px",
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color: "#f87171",
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cursor: "pointer",
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transition: "all 0.2s",
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},
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emptyState: {
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fontFamily: "'DM Sans', system-ui, sans-serif",
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color: "rgba(255, 255, 255, 0.4)",
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textAlign: "center",
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padding: "3rem",
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},
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emptyStateLink: {
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color: "#a78bfa",
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textDecoration: "none",
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},
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};
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