package com.google.firebase.firestore.local;

import com.google.firebase.firestore.model.BasePath;
import com.google.firebase.firestore.model.FieldPath;
import com.google.firebase.firestore.model.ResourcePath;
import com.google.firebase.firestore.util.Assert;
import java.util.ArrayList;
import java.util.Collections;
import java.util.List;
/* JADX INFO: Access modifiers changed from: package-private */
/* loaded from: classes5.dex */
public final class EncodedPath {
    private static final char ENCODED_ESCAPE = 17;
    private static final char ENCODED_NUL = 16;
    private static final char ENCODED_SEPARATOR = 1;
    private static final char ESCAPE = 1;

    EncodedPath() {
    }

    /* JADX INFO: Access modifiers changed from: package-private */
    public static <B extends BasePath<B>> String encode(B b) {
        StringBuilder sb = new StringBuilder();
        int length = b.length();
        for (int i = 0; i < length; i++) {
            if (sb.length() > 0) {
                encodeSeparator(sb);
            }
            encodeSegment(b.getSegment(i), sb);
        }
        encodeSeparator(sb);
        return sb.toString();
    }

    private static void encodeSegment(String str, StringBuilder sb) {
        int length = str.length();
        for (int i = 0; i < length; i++) {
            char charAt = str.charAt(i);
            if (charAt == 0) {
                sb.append((char) 1).append(ENCODED_NUL);
            } else if (charAt == 1) {
                sb.append((char) 1).append(ENCODED_ESCAPE);
            } else {
                sb.append(charAt);
            }
        }
    }

    private static void encodeSeparator(StringBuilder sb) {
        sb.append((char) 1).append((char) 1);
    }

    /* JADX INFO: Access modifiers changed from: package-private */
    public static ResourcePath decodeResourcePath(String str) {
        return ResourcePath.fromSegments(decode(str));
    }

    static FieldPath decodeFieldPath(String str) {
        return FieldPath.fromSegments(decode(str));
    }

    private static List<String> decode(String str) {
        int length = str.length();
        boolean z = false;
        Assert.hardAssert(length >= 2, "Invalid path \"%s\"", str);
        if (length == 2) {
            if (str.charAt(0) == 1 && str.charAt(1) == 1) {
                z = true;
            }
            Assert.hardAssert(z, "Non-empty path \"%s\" had length 2", str);
            return Collections.emptyList();
        }
        int length2 = str.length() - 2;
        ArrayList arrayList = new ArrayList();
        StringBuilder sb = new StringBuilder();
        int i = 0;
        while (i < length) {
            int indexOf = str.indexOf(1, i);
            if (indexOf < 0 || indexOf > length2) {
                throw new IllegalArgumentException("Invalid encoded resource path: \"" + str + "\"");
            }
            int i2 = indexOf + 1;
            char charAt = str.charAt(i2);
            if (charAt == 1) {
                String substring = str.substring(i, indexOf);
                if (sb.length() != 0) {
                    sb.append(substring);
                    substring = sb.toString();
                    sb.setLength(0);
                }
                arrayList.add(substring);
            } else if (charAt == 16) {
                sb.append(str.substring(i, indexOf));
                sb.append((char) 0);
            } else if (charAt == 17) {
                sb.append(str.substring(i, i2));
            } else {
                throw new IllegalArgumentException("Invalid encoded resource path: \"" + str + "\"");
            }
            i = indexOf + 2;
        }
        return arrayList;
    }

    /* JADX INFO: Access modifiers changed from: package-private */
    public static String prefixSuccessor(String str) {
        StringBuilder sb = new StringBuilder(str);
        int length = sb.length() - 1;
        char charAt = sb.charAt(length);
        Assert.hardAssert(charAt == 1, "successor may only operate on paths generated by encode", new Object[0]);
        sb.setCharAt(length, (char) (charAt + 1));
        return sb.toString();
    }
}