import { Ionicons } from "@expo/vector-icons";
import { Pressable, StyleSheet, TextInput, View, type StyleProp, type ViewStyle } from "react-native";

import { fonts, radii } from "@/constants/theme";
import { useAppTheme } from "@/contexts/ThemeContext";

type CompactStepperInputProps = {
  value: string;
  onChangeText: (value: string) => void;
  step?: number;
  min?: number;
  style?: StyleProp<ViewStyle>;
};

export function CompactStepperInput({
  value,
  onChangeText,
  step = 0.25,
  min = 0,
  style,
}: CompactStepperInputProps) {
  const { colors } = useAppTheme();

  function adjust(delta: number) {
    const current = Number.parseFloat(value) || 0;
    const next = Math.max(min, Math.round((current + delta) * 100) / 100);
    onChangeText(Number.isInteger(next) ? String(next) : String(next));
  }

  return (
    <View
      style={[
        styles.field,
        { borderColor: colors.border, backgroundColor: colors.cardGlass },
        style,
      ]}
    >
      <Pressable
        accessibilityRole="button"
        accessibilityLabel="Decrease hours"
        hitSlop={4}
        onPress={() => adjust(-step)}
        style={({ pressed }) => [styles.stepButton, pressed && styles.pressed]}
      >
        <Ionicons name="remove" size={14} color={colors.foreground} />
      </Pressable>
      <TextInput
        value={value}
        onChangeText={onChangeText}
        keyboardType="decimal-pad"
        placeholder="0"
        placeholderTextColor={colors.mutedForeground}
        style={[styles.input, { color: colors.foreground }]}
      />
      <Pressable
        accessibilityRole="button"
        accessibilityLabel="Increase hours"
        hitSlop={4}
        onPress={() => adjust(step)}
        style={({ pressed }) => [styles.stepButton, pressed && styles.pressed]}
      >
        <Ionicons name="add" size={14} color={colors.foreground} />
      </Pressable>
    </View>
  );
}

const styles = StyleSheet.create({
  field: {
    minHeight: 36,
    borderWidth: 1,
    borderRadius: radii.md,
    flexDirection: "row",
    alignItems: "center",
  },
  stepButton: {
    width: 28,
    height: 36,
    alignItems: "center",
    justifyContent: "center",
  },
  pressed: {
    opacity: 0.65,
  },
  input: {
    flex: 1,
    textAlign: "center",
    fontSize: 13,
    fontFamily: fonts.bodyMedium,
    paddingVertical: 4,
  },
});