tock-translator-core.19.3.2.source-code.I18nLabelValue.kt Maven / Gradle / Ivy

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/*
 * Copyright (C) 2017 VSCT
 *
 * Licensed 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 fr.vsct.tock.translator

/**
 * A label value contains an unique key used to retrieve the translations from the database.
 *
 * There is also a default label used to generate the label if no translation is found, and optional
 * format pattern arguments for this current translation.
 */
class I18nLabelValue constructor(
        /**
         * Unique key of the label (for a given namespace).
         */
        val key: String,
        /**
         * Namespace of the label.
         */
        namespace: String,
        /**
         * Category of the label.
         */
        category: String,
        /**
         * The default label if no translation is found.
         */
        val defaultLabel: CharSequence,
        /**
         * The optional format pattern arguments.
         */
        val args: List = emptyList()
) : CharSequence by defaultLabel {

    constructor(label: I18nLabel) :
            this(
                    label._id.toString(),
                    label.namespace,
                    label.category,
                    label.defaultLabel ?: ""
            )

    /**
     * Namespace of the label.
     */
    val namespace: String = namespace.toLowerCase()
    /**
     * Category of the label.
     */
    val category: String = category.toLowerCase()

    override fun toString(): String {
        return defaultLabel.toString()
    }

    override fun equals(other: Any?): Boolean {
        if (this === other) return true
        if (javaClass != other?.javaClass) return false

        other as I18nLabelValue

        if (defaultLabel != other.defaultLabel) return false
        if (args != other.args) return false
        if (key != other.key) return false
        if (namespace != other.namespace) return false
        if (category != other.category) return false

        return true
    }

    override fun hashCode(): Int {
        var result = defaultLabel.hashCode()
        result = 31 * result + args.hashCode()
        result = 31 * result + key.hashCode()
        result = 31 * result + namespace.hashCode()
        result = 31 * result + category.hashCode()
        return result
    }

}