Transaction component

mini-app/src/common/transaction/Transaction.less

@@ -0,0 +1,92 @@
+.transaction {
+  display: flex;
+  flex-direction: column;
+  margin: 16px;
+
+  & > .info {
+    display: flex;
+    flex-direction: row;
+
+    & > .timestamp {
+      display: flex;
+      flex-direction: column;
+
+      color: var(--tg-theme-hint-color);
+      text-align: justify;
+      text-justify: auto;
+      min-width: 40px;
+      margin-inline-end: 8px;
+
+      @media (pointer: coarse), (hover: none) {
+        &::after {
+          content: "";
+        }
+        &:hover::after {
+          content: attr(title);
+          position: absolute;
+          z-index: 2;
+          background-color: var(--tg-theme-bg-color);
+          box-shadow: 0px 3px 5px -1px rgba(0, 0, 0, 0.2),
+            0px 6px 10px 0px rgba(0, 0, 0, 0.14),
+            0px 1px 18px 0px rgba(0, 0, 0, 0.12);
+          padding: 0 8px;
+          height: 36pt;
+          line-height: 36pt;
+          font-size: 16pt;
+          transition: 0.1s;
+        }
+      }
+
+      & > .month {
+        font-size: 12pt;
+        line-height: 12pt;
+        text-transform: uppercase;
+      }
+
+      & > .date {
+        font-size: 24pt;
+        line-height: 24pt;
+      }
+    }
+
+    & > .title {
+      display: flex;
+      flex-direction: column-reverse;
+      font-size: 18pt;
+      flex-grow: 1;
+      margin-inline: 8px 8px;
+      max-height: 36pt;
+      overflow: hidden;
+
+      .spacer {
+        display: block;
+        width: 25vw;
+      }
+    }
+
+    & > .amount {
+      display: flex;
+      flex-direction: column;
+
+      color: var(--tg-theme-link-color);
+      text-align: end;
+
+      margin-inline-start: 8px;
+
+      & > .currency {
+        font-size: 12pt;
+        line-height: 12pt;
+        text-transform: uppercase;
+      }
+
+      & > .quantity {
+        font-size: 24pt;
+        line-height: 24pt;
+      }
+    }
+  }
+
+  & > .participants {
+    display: none;
+  }
+}

mini-app/src/common/transaction/Transaction.tsx

@@ -0,0 +1,94 @@
+import moment from "moment";
+import { useEffect, useRef, useState } from "react";
+import Marquee from "react-fast-marquee";
+import "./Transaction.less";
+
+export type Transaction = {
+  id: number;
+  payer: number;
+  recipients: Set<number>;
+  amount: string;
+  currency: string;
+  title: string;
+  timestamp: number;
+};
+
+export default function TransactionCard(transaction: Transaction) {
+  return (
+    <div className="transaction">
+      <div className="info">
+        <Timestamp timestamp={transaction.timestamp} />
+        <Title title={transaction.title} />
+        <Amount amount={transaction.amount} currency={transaction.currency} />
+      </div>
+      <div className="participants"></div>
+    </div>
+  );
+}
+
+function Timestamp({ timestamp }: { timestamp: number }) {
+  const m = moment(timestamp);
+
+  return (
+    <div className="timestamp" title={m.format("llll")}>
+      <div className="month">{m.format("MMM")}</div>
+      <div className="date">{m.format("DD")}</div>
+    </div>
+  );
+}
+
+function Title({ title }: { title: string }) {
+  const titleContainerRef = useRef<HTMLDivElement>(null);
+  const [marquee, setMarquee] = useState(false);
+
+  useEffect(() => {
+    if (!titleContainerRef.current) {
+      return;
+    }
+
+    const element = titleContainerRef.current;
+
+    if (
+      element.offsetWidth < element.scrollWidth ||
+      element.offsetHeight < element.scrollHeight
+    ) {
+      setMarquee(true);
+      //   element.classList.add("marquee");
+    }
+  }, [titleContainerRef]);
+
+  return (
+    <div className="title" ref={titleContainerRef}>
+      {marquee && (
+        <Marquee delay={3}>
+          {title}
+          <span className="spacer" />
+        </Marquee>
+      )}
+      {!marquee && <span>{title}</span>}
+    </div>
+  );
+}
+
+function Amount({ amount, currency }: { amount: string; currency: string }) {
+  function formatAmount(amount: string) {
+    let result = parseFloat(amount).toFixed(2);
+
+    while (result[result.length - 1] === "0") {
+      result = result.slice(0, result.length - 1);
+    }
+
+    if (result[result.length - 1] === ".") {
+      result = result.slice(0, result.length - 1);
+    }
+
+    return result;
+  }
+
+  return (
+    <div className="amount">
+      <div className="currency">{currency}</div>
+      <div className="quantity">{formatAmount(amount)}</div>
+    </div>
+  );
+}