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/*
 *  ====================================================================
 *    Licensed to the Apache Software Foundation (ASF) under one or more
 *    contributor license agreements.  See the NOTICE file distributed with
 *    this work for additional information regarding copyright ownership.
 *    The ASF licenses this file to You under the Apache License, Version 2.0
 *    (the "License"); you may not use this file except in compliance with
 *    the License.  You may obtain a copy of the License at
 *
 *        http://www.apache.org/licenses/LICENSE-2.0
 *
 *    Unless required by applicable law or agreed to in writing, software
 *    distributed under the License is distributed on an "AS IS" BASIS,
 *    WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 *    See the License for the specific language governing permissions and
 *    limitations under the License.
 * ====================================================================
 */

package org.apache.poi.util;

import java.util.Arrays;
import java.util.Collections;
import java.util.LinkedHashMap;
import java.util.Map;
import java.util.function.Supplier;
import java.util.stream.Collectors;

@SuppressWarnings("java:S1452")
@Internal
public final class GenericRecordUtil {
    private GenericRecordUtil() {}

    public static Map>
    getGenericProperties(String val1, Supplier sup1) {
        return Collections.singletonMap(val1, sup1);
    }

    public static Map> getGenericProperties(
        String val1, Supplier sup1,
        String val2, Supplier sup2
    ) {
        return getGenericProperties(val1, sup1, val2, sup2, null, null, null, null, null, null, null, null, null, null, null, null, null, null);
    }

    public static Map> getGenericProperties(
            String val1, Supplier sup1,
            String val2, Supplier sup2,
            String val3, Supplier sup3
    ) {
        return getGenericProperties(val1, sup1, val2, sup2, val3, sup3, null, null, null, null, null, null, null, null, null, null, null, null);
    }

    public static Map> getGenericProperties(
            String val1, Supplier sup1,
            String val2, Supplier sup2,
            String val3, Supplier sup3,
            String val4, Supplier sup4
    ) {
        return getGenericProperties(val1, sup1, val2, sup2, val3, sup3, val4, sup4, null, null, null, null, null, null, null, null, null, null);

    }

    public static Map> getGenericProperties(
            String val1, Supplier sup1,
            String val2, Supplier sup2,
            String val3, Supplier sup3,
            String val4, Supplier sup4,
            String val5, Supplier sup5
    ) {
        return getGenericProperties(val1, sup1, val2, sup2, val3, sup3, val4, sup4, val5, sup5, null, null, null, null, null, null, null, null);
    }

    public static Map> getGenericProperties(
            String val1, Supplier sup1,
            String val2, Supplier sup2,
            String val3, Supplier sup3,
            String val4, Supplier sup4,
            String val5, Supplier sup5,
            String val6, Supplier sup6
    ) {
        return getGenericProperties(val1, sup1, val2, sup2, val3, sup3, val4, sup4, val5, sup5, val6, sup6, null, null, null, null, null, null);
    }

    public static Map> getGenericProperties(
        String val1, Supplier sup1,
        String val2, Supplier sup2,
        String val3, Supplier sup3,
        String val4, Supplier sup4,
        String val5, Supplier sup5,
        String val6, Supplier sup6,
        String val7, Supplier sup7
    ) {
        return getGenericProperties(val1, sup1, val2, sup2, val3, sup3, val4, sup4, val5, sup5, val6, sup6, val7, sup7, null, null, null, null);
    }

    public static Map> getGenericProperties(
        String val1, Supplier sup1,
        String val2, Supplier sup2,
        String val3, Supplier sup3,
        String val4, Supplier sup4,
        String val5, Supplier sup5,
        String val6, Supplier sup6,
        String val7, Supplier sup7,
        String val8, Supplier sup8
    ) {
        return getGenericProperties(val1, sup1, val2, sup2, val3, sup3, val4, sup4, val5, sup5, val6, sup6, val7, sup7, val8, sup8, null, null);
    }

    public static Map> getGenericProperties(
        String val1, Supplier sup1,
        String val2, Supplier sup2,
        String val3, Supplier sup3,
        String val4, Supplier sup4,
        String val5, Supplier sup5,
        String val6, Supplier sup6,
        String val7, Supplier sup7,
        String val8, Supplier sup8,
        String val9, Supplier sup9
    ) {
        final Map> m = new LinkedHashMap<>();

        final String[] vals = { val1, val2, val3, val4, val5, val6, val7, val8, val9 };
        final Supplier[] sups = { sup1, sup2, sup3, sup4, sup5, sup6, sup7, sup8, sup9 };

        for (int i=0; i>)baseMap);
            } else {
                m.put(vals[i], sups[i]);
            }
        }

        return Collections.unmodifiableMap(m);
    }

    public static > Supplier safeEnum(T[] values, Supplier ordinal) {
        return safeEnum(values, ordinal, null);
    }

    public static > Supplier safeEnum(T[] values, Supplier ordinal, T defaultVal) {
        int ord = ordinal.get().intValue();
        return () -> (0 <= ord && ord < values.length) ? values[ord] : defaultVal;
    }

    public static Supplier getBitsAsString(Supplier flags, final BitField[] masks, final String[] names) {
        int[] iMasks = Arrays.stream(masks).mapToInt(BitField::getMask).toArray();
        return () -> new AnnotatedFlag(flags, iMasks, names, false);
    }

    public static Supplier getBitsAsString(Supplier flags, final int[] masks, final String[] names) {
        return () -> new AnnotatedFlag(flags, masks, names, false);
    }

    public static Supplier getEnumBitsAsString(Supplier flags, final int[] masks, final String[] names) {
        return () -> new AnnotatedFlag(flags, masks, names, true);
    }

    public static class AnnotatedFlag {
        private final Supplier value;
        private final Map masks = new LinkedHashMap<>();
        private final boolean exactMatch;

        AnnotatedFlag(Supplier value, int[] masks, String[] names, boolean exactMatch) {
            assert(masks.length == names.length);

            this.value = value;
            this.exactMatch = exactMatch;
            for (int i=0; i getValue() {
            return value;
        }

        public String getDescription() {
            final int val = value.get().intValue();
            return masks.entrySet().stream().
                filter(e -> match(val, e.getKey())).
                map(Map.Entry::getValue).
                collect(Collectors.joining(" | "));
        }

        private boolean match(final int val, int mask) {
            return exactMatch ? (val == mask) : ((val & mask) == mask);
        }
    }
}