mmm-projet/app/(tabs)/bonjourFL.tsx

import SelectChantier from "@/components/selectChantier";
import { ThemedText } from "@/components/themed-text";
import { ThemedTextInput } from "@/components/themed-textinput";
import { ThemedView } from "@/components/themed-view";
import Constants from "expo-constants"; //pour connaître la taille de la barre menu de l'OS en haut
import { useLocalSearchParams, useRouter } from "expo-router";
import React, { useMemo, useState } from "react";
import { FlatList, Image, StyleSheet, Text } from "react-native";
import rawConcerts from "../../data/concerts.json";

import { useChantier } from "../ContextChantier";

type Concert = {
  group: string;
  date: string;
  nationality: string;
  location: string;
  price: number;
  ticketsLeft: number;
  Image: string;
  favorite: boolean;
};

export default function BonjourScreen() {
  const router = useRouter();
  const { nom, prenom } = useLocalSearchParams(); // Recup data ecran precedent
  const [search, setSearch] = useState("");
  const { chantier, setChantier } = useChantier();

  const concertsData: Concert[] = Array.isArray(rawConcerts)
    ? (rawConcerts as Concert[])
    : [];

  const filteredData = useMemo(() => {
    if (!Array.isArray(concertsData)) return [];
    const q = search.trim().toLowerCase();
    if (!q) return concertsData;
    return concertsData.filter(
      (item) => !!item && (item.group ?? "").toLowerCase().includes(q)
    );
  }, [concertsData, search]);

  const renderItem = ({ item, index }: { item?: Concert; index: number }) => {
    if (!item) {
      return null;
    }
    return (
      <ThemedView lvl={1} shadow={true} style={styles.card}>
        <Image source={{ uri: item.Image }} style={styles.image} />
        <ThemedView lvl={1} style={styles.info}>
          <ThemedText style={styles.group}>{item.group}</ThemedText>
          <ThemedText>{item.date}</ThemedText>
          <ThemedText>{item.location}</ThemedText>
        </ThemedView>
      </ThemedView>
    );
  };

  return (
    <ThemedView lvl={3} style={styles.container}>
      <FlatList
        data={filteredData}
        renderItem={renderItem}
        keyExtractor={(_, index) => index.toString()}
        contentContainerStyle={{ paddingBottom: 40 }}
        ListHeaderComponent={
          <ThemedView opacity="00" style={styles.header}>
            <ThemedText style={styles.text}>
              Bonjour {prenom} {nom} {chantier && chantier.chef.name}
            </ThemedText>

            <ThemedView style={styles.inputBack} shadow={true}>
              <ThemedTextInput
                lvl={0}
                style={styles.input}
                placeholder="Rechercher un artisant..."
                value={search}
                onChangeText={setSearch}
              />
            </ThemedView>
          </ThemedView>
        }
        ListEmptyComponent={
          <Text style={styles.empty}>Aucun résultat n'a été trouvé</Text>
        }
      />

      <ThemedView
        style={{
          width: "100%",
          position: "absolute",
          backgroundColor: "transparent",
        }}
      >
        <SelectChantier></SelectChantier>
      </ThemedView>
    </ThemedView>
  );
}

const styles = StyleSheet.create({
  container: {
    flex: 1,
    marginTop: Constants.statusBarHeight, //pour la barre menu du haut
    //backgroundColor: '#00FFFF',
  },
  header: {
    marginTop: 60,
    marginBottom: 20,
    alignItems: "center",
    paddingHorizontal: 20,
  },
  text: {
    fontSize: 22,
    fontWeight: "bold",
    marginBottom: 10,
  },
  inputBack: {
    width: "100%",
    borderRadius: 10,
    backgroundColor: "transparent",
  },
  input: {
    width: "100%",
    //borderWidth: 1,
    //borderColor: '#ccc',
    borderRadius: 10,
    padding: 10,
    fontSize: 16,
  },
  card: {
    flexDirection: "row",
    marginHorizontal: 20,
    marginBottom: 15,
    //borderWidth: 1,
    //borderColor: '#ddd',
    borderRadius: 10,
    padding: 10,
    //backgroundColor: '#fafafa',
  },
  image: {
    width: 80,
    height: 80,
    borderRadius: 8,
    marginRight: 10,
  },
  info: {
    flex: 1,
    justifyContent: "center",
  },
  group: {
    fontWeight: "bold",
    fontSize: 16,
    marginBottom: 5,
  },
  footer: {
    padding: 20,
  },
  empty: {
    textAlign: "center",
    marginTop: 30,
    color: "#888",
  },
});