feat(evolver): useEvolverApi hook (4 fetch + activity merge sort)

src/pages/lotto/evolver/useEvolverApi.js

@@ -0,0 +1,60 @@
+import { useEffect, useState, useCallback } from 'react';
+import {
+    fetchEvolverStatus,
+    fetchEvolverHistory,
+    fetchLottoTasks,
+    fetchLottoLogs,
+} from '../../../api';
+
+
+function mergeActivityStream({ logs, tasks, evolverEvents }) {
+    const stream = [];
+    for (const l of logs.items || []) {
+        stream.push({ ts: l.created_at, kind: 'log', payload: l });
+    }
+    for (const t of tasks.items || tasks.tasks || []) {
+        stream.push({ ts: t.created_at, kind: 'task', payload: t });
+    }
+    for (const e of evolverEvents) {
+        stream.push({ ts: e.created_at, kind: 'evolver', payload: e });
+    }
+    stream.sort((a, b) => (b.ts || '').localeCompare(a.ts || ''));
+    return stream;
+}
+
+
+export function useEvolverApi({ days = 7, weeks = 12 } = {}) {
+    const [status, setStatus] = useState(null);
+    const [history, setHistory] = useState({ items: [] });
+    const [activity, setActivity] = useState([]);
+    const [loading, setLoading] = useState(true);
+    const [error, setError] = useState(null);
+
+    const refetch = useCallback(async () => {
+        setLoading(true);
+        setError(null);
+        try {
+            const [s, h, t, l] = await Promise.all([
+                fetchEvolverStatus(),
+                fetchEvolverHistory(weeks),
+                fetchLottoTasks({ days }),
+                fetchLottoLogs({ days }),
+            ]);
+            setStatus(s);
+            setHistory(h);
+            setActivity(mergeActivityStream({
+                logs: l,
+                tasks: t,
+                evolverEvents: h.items || [],
+            }));
+        } catch (e) {
+            setError(e);
+        } finally {
+            setLoading(false);
+        }
+    }, [days, weeks]);
+
+    useEffect(() => { refetch(); }, [refetch]);
+
+    return { status, history, activity, loading, error, refetch };
+}