Files
lamp/app/(tabs)/index.tsx

130 lines
3.9 KiB
TypeScript

import { StatusBar } from "expo-status-bar";
import { useMemo, useState } from "react";
import { Pressable, StyleSheet, Text, View } from "react-native";
import { useRouter } from "expo-router";
import { useSafeAreaInsets } from "react-native-safe-area-context";
import { ConversationHeader } from "@/features/im/components/conversation-header";
import { ConversationList } from "@/features/im/components/conversation-list";
import { ConversationSearchBar } from "@/features/im/components/conversation-search-bar";
import { useDebouncedValue } from "@/features/im/hooks/use-debounced-value";
import { useConversationList } from "@/features/im/hooks/use-conversation-list";
import { useConversationSearch } from "@/features/im/hooks/use-conversation-search";
import { mockConversations } from "@/features/im/mocks/mock-conversations";
import type { ConversationItem } from "@/features/im/types/conversation";
const SYSTEM_MESSAGE_ITEM: ConversationItem = {
id: "system-message",
kind: "system",
title: "系统消息",
preview: "[系统消息]",
timeLabel: "",
};
export default function IndexRoute() {
const router = useRouter();
const insets = useSafeAreaInsets();
const [keyword, setKeyword] = useState("");
const debouncedKeyword = useDebouncedValue(keyword, 180);
const { items, isLoading, isRefreshing, isLoggedIn, error, reload } = useConversationList();
const sourceItems = isLoggedIn ? items : mockConversations;
const conversationItems = useMemo(
() => [SYSTEM_MESSAGE_ITEM, ...sourceItems.filter((item) => item.kind !== "system")],
[sourceItems]
);
const filteredConversations = useConversationSearch(conversationItems, debouncedKeyword);
const unreadTotal = useMemo(() => {
const total = sourceItems.reduce((sum, item) => sum + (item.unreadCount ?? 0), 0);
if (total <= 0) {
return "0";
}
return total > 99 ? "99+" : `${total}`;
}, [sourceItems]);
return (
<View style={styles.screen}>
<StatusBar style="dark" />
<View style={[styles.headerBlock, { paddingTop: insets.top + 8 }]}>
<ConversationHeader totalLabel={unreadTotal} />
<ConversationSearchBar value={keyword} onChangeText={setKeyword} />
</View>
<View style={styles.listBlock}>
{isLoggedIn && !!error && (
<View style={styles.errorBanner}>
<Text numberOfLines={1} style={styles.errorText}>
{error}
</Text>
<Pressable onPress={reload} style={styles.errorAction}>
<Text style={styles.errorActionText}></Text>
</Pressable>
</View>
)}
<ConversationList
data={filteredConversations}
isLoading={isLoading && isLoggedIn}
isRefreshing={isRefreshing}
onRefresh={reload}
onPressItem={(item) => {
if (item.kind === "system") {
return;
}
router.push({
pathname: "/chat/[conversationId]",
params: {
conversationId: item.id,
title: item.title,
},
});
}}
/>
</View>
</View>
);
}
const styles = StyleSheet.create({
screen: {
backgroundColor: "#F7F7F8",
flex: 1,
},
headerBlock: {
gap: 12,
paddingBottom: 14,
},
listBlock: {
backgroundColor: "#FFFFFF",
borderTopColor: "#F0F1F3",
borderTopWidth: StyleSheet.hairlineWidth,
flex: 1,
},
errorBanner: {
alignItems: "center",
backgroundColor: "#F9FFFC",
borderBottomColor: "#DCF6EB",
borderBottomWidth: StyleSheet.hairlineWidth,
flexDirection: "row",
gap: 8,
justifyContent: "space-between",
paddingHorizontal: 16,
paddingVertical: 10,
},
errorText: {
color: "#3D4A45",
flex: 1,
fontSize: 13,
},
errorAction: {
paddingHorizontal: 8,
paddingVertical: 2,
},
errorActionText: {
color: "#00B97A",
fontSize: 13,
fontWeight: "600",
},
});