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Copyright (c) 2025 Tethys Plex
This file is part of Veloera.
This program is free software: you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation, either version 3 of the License, or
(at your option) any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program. If not, see <https://www.gnu.org/licenses/>.
*/
/**
* 模型映射工具类
* 用于处理模型名称映射和转换逻辑
*/
export class ModelMappingUtils {
/**
* 解析模型映射配置
* @param {string} mappingValue - JSON 格式的映射配置字符串
* @returns {Object|null} 解析后的映射对象，解析失败返回 null
*/
static parseModelMapping(mappingValue) {
if (!mappingValue || typeof mappingValue !== 'string' || mappingValue.trim() === '') {
return null;
}
try {
const mapping = JSON.parse(mappingValue);
if (typeof mapping !== 'object' || mapping === null) {
return null;
}
return mapping;
} catch (error) {
console.warn('模型重定向 JSON 解析失败:', error);
return null;
}
}
/**
* 应用模型映射的核心逻辑
* @param {Object} mapping - 映射配置对象
* @param {Array} currentModels - 当前模型列表
* @returns {Object} 包含更新后的模型列表、新映射关系和是否有变更的对象
*/
static applyModelMapping(mapping, currentModels) {
if (!mapping || typeof mapping !== 'object') {
return { updatedModels: currentModels, newMapping: {}, hasChanges: false };
}
const updatedModels = new Set(currentModels);
const newMapping = Object.create(null);
let hasChanges = false;
// 处理新的映射关系
Object.entries(mapping).forEach(([displayName, originalName]) => {
const displayNameTrimmed = displayName.trim();
const originalNameTrimmed = originalName?.trim();
if (displayNameTrimmed && originalNameTrimmed) {
// 添加显示名称到模型列表中（如果不存在）
if (!updatedModels.has(displayNameTrimmed)) {
updatedModels.add(displayNameTrimmed);
hasChanges = true;
}
// 移除原始名称，用显示名称代替
if (originalNameTrimmed !== displayNameTrimmed) {
if (updatedModels.delete(originalNameTrimmed)) {
hasChanges = true;
}
}
// 建立映射关系：displayName -> originalName
newMapping[displayNameTrimmed] = originalNameTrimmed;
}
});
return {
updatedModels: Array.from(updatedModels),
newMapping,
hasChanges
};
}
/**
* 恢复模型名称到原始名称
* @param {Array} currentModels - 当前模型列表
* @param {Object} originalMapping - 原始映射关系
* @returns {Array} 恢复后的模型列表
*/
static restoreModelsToOriginal(currentModels, originalMapping) {
if (!currentModels || currentModels.length === 0) {
return [];
}
if (!originalMapping || Object.keys(originalMapping).length === 0) {
return currentModels;
}
// 使用无原型对象并安全访问属性，避免原型污染影响
const safeMapping = Object.assign(Object.create(null), originalMapping);
const restoredModels = currentModels.map((model) => {
const key = typeof model === 'string' ? model.trim() : model;
return Object.prototype.hasOwnProperty.call(safeMapping, key)
? safeMapping[key]
: key;
});
// 去重
return Array.from(new Set(restoredModels));
}
/**
* 检查两个模型列表是否相同
* @param {Array} models1 - 第一个模型列表
* @param {Array} models2 - 第二个模型列表
* @returns {boolean} 是否相同
*/
static areModelsEqual(models1, models2) {
if (!Array.isArray(models1) || !Array.isArray(models2)) {
return false;
}
if (models1.length !== models2.length) {
return false;
}
const sorted1 = [...models1].sort();
const sorted2 = [...models2].sort();
return JSON.stringify(sorted1) === JSON.stringify(sorted2);
}
/**
* 过滤并去重模型列表
* @param {Array} models - 模型列表
* @returns {Array} 过滤后的模型列表
*/
static filterAndDedupeModels(models) {
if (!Array.isArray(models)) {
return [];
}
return Array.from(new Set(models.filter((m) => typeof m === 'string').map((m) => m.trim()).filter(Boolean)));
}
} |