package com.discord.widgets.chat.input;

import d0.g0.a;
import d0.t.n0;
import d0.z.d.m;
import java.util.Set;
import kotlin.Pair;
/* compiled from: MentionUtils.kt */
public final class MentionUtilsKt {
    public static final char CHANNELS_CHAR = '#';
    private static final Set<Character> DEFAULT_LEADING_IDENTIFIERS = n0.hashSetOf('@', ':', '#', '/');
    public static final char EMOJIS_AND_STICKERS_CHAR = ':';
    public static final char MENTIONS_CHAR = '@';
    public static final char SLASH_CHAR = '/';

    public static final Set<Character> getDEFAULT_LEADING_IDENTIFIERS() {
        return DEFAULT_LEADING_IDENTIFIERS;
    }

    public static final Pair<String, Integer> getSelectedToken(String str, int i) {
        m.checkNotNullParameter(str, "content");
        boolean z2 = false;
        if (str.length() == 0) {
            return new Pair<>(null, -1);
        }
        boolean z3 = i == str.length();
        boolean z4 = i == 0 || a.isWhitespace(str.charAt(i + -1));
        if (z3 && z4) {
            return new Pair<>(null, -1);
        }
        int max = Math.max(reverseIndexOf(str, ' ', i), reverseIndexOf(str, '\n', i)) + 1;
        String substring = str.substring(max, i);
        m.checkNotNullExpressionValue(substring, "(this as java.lang.Strin…ing(startIndex, endIndex)");
        if (substring.length() > 0) {
            z2 = true;
        }
        return z2 ? new Pair<>(substring, Integer.valueOf(max)) : new Pair<>(null, -1);
    }

    private static final int reverseIndexOf(String str, char c2, int i) {
        for (int i2 = i - 1; i2 >= 0; i2--) {
            if (str.charAt(i2) == c2) {
                return i2;
            }
        }
        return -1;
    }
}