// Copyright (c) Microsoft Corporation. All rights reserved.
// Licensed under the MIT License.
//
// Code generated by Microsoft (R) AutoRest Code Generator.
// Changes may cause incorrect behavior and will be lost if the code is regenerated.

package com.azure.search.documents.indexes.models;

import com.azure.core.annotation.Fluent;
import com.azure.json.JsonReader;
import com.azure.json.JsonToken;
import com.azure.json.JsonWriter;
import java.io.IOException;
import java.util.ArrayList;
import java.util.List;

/** Truncates the terms to a specific length. This token filter is implemented using Apache Lucene. */
@Fluent
public final class TruncateTokenFilter extends TokenFilter {
    /*
     * Identifies the concrete type of the token filter.
     */
    private static final String ODATA_TYPE = "#Microsoft.Azure.Search.TruncateTokenFilter";

    /*
     * The length at which terms will be truncated. Default and maximum is 300.
     */
    private Integer length;

    /**
     * Creates an instance of TruncateTokenFilter class.
     *
     * @param name the name value to set.
     */
    public TruncateTokenFilter(String name) {
        super(name);
    }

    /**
     * Get the length property: The length at which terms will be truncated. Default and maximum is 300.
     *
     * @return the length value.
     */
    public Integer getLength() {
        return this.length;
    }

    /**
     * Set the length property: The length at which terms will be truncated. Default and maximum is 300.
     *
     * @param length the length value to set.
     * @return the TruncateTokenFilter object itself.
     */
    public TruncateTokenFilter setLength(Integer length) {
        this.length = length;
        return this;
    }

    @Override
    public JsonWriter toJson(JsonWriter jsonWriter) throws IOException {
        jsonWriter.writeStartObject();
        jsonWriter.writeStringField("@odata.type", ODATA_TYPE);
        jsonWriter.writeStringField("name", getName());
        jsonWriter.writeNumberField("length", this.length);
        return jsonWriter.writeEndObject();
    }

    /**
     * Reads an instance of TruncateTokenFilter from the JsonReader.
     *
     * @param jsonReader The JsonReader being read.
     * @return An instance of TruncateTokenFilter if the JsonReader was pointing to an instance of it, or null if it was
     *     pointing to JSON null.
     * @throws IllegalStateException If the deserialized JSON object was missing any required properties or the
     *     polymorphic discriminator.
     * @throws IOException If an error occurs while reading the TruncateTokenFilter.
     */
    public static TruncateTokenFilter fromJson(JsonReader jsonReader) throws IOException {
        return jsonReader.readObject(
                reader -> {
                    boolean nameFound = false;
                    String name = null;
                    Integer length = null;
                    while (reader.nextToken() != JsonToken.END_OBJECT) {
                        String fieldName = reader.getFieldName();
                        reader.nextToken();

                        if ("@odata.type".equals(fieldName)) {
                            String odataType = reader.getString();
                            if (!ODATA_TYPE.equals(odataType)) {
                                throw new IllegalStateException(
                                        "'@odata.type' was expected to be non-null and equal to '"
                                                + ODATA_TYPE
                                                + "'. The found '@odata.type' was '"
                                                + odataType
                                                + "'.");
                            }
                        } else if ("name".equals(fieldName)) {
                            name = reader.getString();
                            nameFound = true;
                        } else if ("length".equals(fieldName)) {
                            length = reader.getNullable(JsonReader::getInt);
                        } else {
                            reader.skipChildren();
                        }
                    }
                    if (nameFound) {
                        TruncateTokenFilter deserializedTruncateTokenFilter = new TruncateTokenFilter(name);
                        deserializedTruncateTokenFilter.length = length;

                        return deserializedTruncateTokenFilter;
                    }
                    List<String> missingProperties = new ArrayList<>();
                    if (!nameFound) {
                        missingProperties.add("name");
                    }

                    throw new IllegalStateException(
                            "Missing required property/properties: " + String.join(", ", missingProperties));
                });
    }
}
