import React from "react";
import {
  View,
  Text,
  TouchableOpacity,
  StyleSheet,
  Platform,
  TextInput,
} from "react-native";
import { Ionicons } from "@expo/vector-icons";
import { useI18n } from "@/hooks/use-i18n";
import { useThemeContext } from "@/hooks/use-theme-context";

interface FishingGear {
  id: string;
  name: string;
  number: string;
}

interface FishingGearListProps {
  items: FishingGear[];
  onChange: (items: FishingGear[]) => void;
}

export default function FishingGearList({
  items,
  onChange,
}: FishingGearListProps) {
  const { t } = useI18n();
  const { colors } = useThemeContext();

  const handleAddGear = () => {
    const newGear: FishingGear = {
      id: Date.now().toString(),
      name: "",
      number: "",
    };
    onChange([...items, newGear]);
  };

  const handleRemoveGear = (id: string) => {
    onChange(items.filter((item) => item.id !== id));
  };

  const handleDuplicateGear = (gear: FishingGear) => {
    const duplicatedGear: FishingGear = {
      id: Date.now().toString(),
      name: gear.name,
      number: gear.number,
    };
    onChange([...items, duplicatedGear]);
  };

  const handleUpdateGear = (id: string, field: keyof FishingGear, value: string) => {
    onChange(
      items.map((item) =>
        item.id === id ? { ...item, [field]: value } : item
      )
    );
  };

  const themedStyles = {
    sectionTitle: { color: colors.text },
    fieldLabel: { color: colors.text },
    input: {
      backgroundColor: colors.card,
      borderColor: colors.border,
      color: colors.text,
    },
    addButton: {
      borderColor: colors.primary,
    },
    addButtonText: { color: colors.primary },
  };

  return (
    <View style={styles.container}>
      <Text style={[styles.sectionTitle, themedStyles.sectionTitle]}>
        {t("diary.fishingGearList")}
      </Text>

      {/* Gear Items List */}
      {items.map((gear, index) => (
        <View key={gear.id} style={styles.gearRow}>
          {/* Name Input */}
          <View style={styles.inputGroup}>
            <Text style={[styles.fieldLabel, themedStyles.fieldLabel]}>
              {t("diary.gearName")}
            </Text>
            <TextInput
              style={[styles.input, styles.nameInput, themedStyles.input]}
              value={gear.name}
              onChangeText={(value) => handleUpdateGear(gear.id, "name", value)}
              placeholder={t("diary.gearNamePlaceholder")}
              placeholderTextColor={colors.textSecondary}
            />
          </View>

          {/* Number Input */}
          <View style={styles.inputGroup}>
            <Text style={[styles.fieldLabel, themedStyles.fieldLabel]}>
              {t("diary.gearNumber")}
            </Text>
            <TextInput
              style={[styles.input, styles.numberInput, themedStyles.input]}
              value={gear.number}
              onChangeText={(value) => handleUpdateGear(gear.id, "number", value)}
              placeholder={t("diary.gearNumberPlaceholder")}
              placeholderTextColor={colors.textSecondary}
              keyboardType="numeric"
            />
          </View>

          {/* Action Buttons */}
          <View style={styles.actionButtons}>
            <TouchableOpacity
              onPress={() => handleDuplicateGear(gear)}
              hitSlop={{ top: 10, bottom: 10, left: 10, right: 10 }}
            >
              <Ionicons name="copy-outline" size={20} color={colors.text} />
            </TouchableOpacity>
            <TouchableOpacity
              onPress={() => handleRemoveGear(gear.id)}
              hitSlop={{ top: 10, bottom: 10, left: 10, right: 10 }}
            >
              <Ionicons name="trash-outline" size={20} color={colors.error} />
            </TouchableOpacity>
          </View>
        </View>
      ))}

      {/* Add Button */}
      <TouchableOpacity
        style={[styles.addButton, themedStyles.addButton]}
        onPress={handleAddGear}
        activeOpacity={0.7}
      >
        <Ionicons name="add" size={20} color={colors.primary} />
        <Text style={[styles.addButtonText, themedStyles.addButtonText]}>
          {t("diary.addFishingGear")}
        </Text>
      </TouchableOpacity>
    </View>
  );
}

const styles = StyleSheet.create({
  container: {
    marginBottom: 20,
  },
  sectionTitle: {
    fontSize: 16,
    fontWeight: "700",
    marginBottom: 16,
    fontFamily: Platform.select({
      ios: "System",
      android: "Roboto",
      default: "System",
    }),
  },
  gearRow: {
    flexDirection: "row",
    alignItems: "flex-end",
    gap: 12,
    marginBottom: 16,
  },
  inputGroup: {
    flex: 1,
  },
  fieldLabel: {
    fontSize: 14,
    fontWeight: "500",
    marginBottom: 6,
    fontFamily: Platform.select({
      ios: "System",
      android: "Roboto",
      default: "System",
    }),
  },
  input: {
    borderWidth: 1,
    borderRadius: 8,
    paddingHorizontal: 12,
    paddingVertical: 10,
    fontSize: 15,
    fontFamily: Platform.select({
      ios: "System",
      android: "Roboto",
      default: "System",
    }),
  },
  nameInput: {
    flex: 1,
  },
  numberInput: {
    flex: 1,
  },
  actionButtons: {
    flexDirection: "row",
    gap: 12,
    alignItems: "center",
    paddingBottom: 10,
  },
  addButton: {
    flexDirection: "row",
    alignItems: "center",
    justifyContent: "center",
    gap: 8,
    paddingVertical: 12,
    paddingHorizontal: 16,
    borderWidth: 1.5,
    borderRadius: 8,
    borderStyle: "dashed",
    marginTop: 4,
  },
  addButtonText: {
    fontSize: 14,
    fontWeight: "600",
    fontFamily: Platform.select({
      ios: "System",
      android: "Roboto",
      default: "System",
    }),
  },
});