Function updateProcessButtonState

js/ui/ui-processing.js:125–211

(pdfFiles, isProcessing)

    }

    function updateProcessButtonState(pdfFiles, isProcessing) {
        if (!processBtn) return;
        const getActiveFiles = typeof global.getActiveFiles === 'function' ? global.getActiveFiles : null;
        const effectiveFiles = getActiveFiles ? getActiveFiles() : pdfFiles;
        let ocrConfigAvailable = true;  // 重命名：更清晰地表示 OCR 配置是否可用
        let translationKeysAvailable = true;
        const hasPdfFiles = effectiveFiles.some(file => file.name.toLowerCase().endsWith('.pdf'));

        // 检查 OCR 引擎与所需配置
        let ocrEngine = 'mistral';
        let ocrConfigValid = true;
        let ocrConfigMessage = '';
        try {
            if (window.ocrSettingsManager && typeof window.ocrSettingsManager.getCurrentConfig === 'function') {
                ocrEngine = window.ocrSettingsManager.getCurrentConfig().engine || (localStorage.getItem('ocrEngine') || 'mistral');
                // 使用 validateConfig 检查配置是否完整
                const validation = window.ocrSettingsManager.validateConfig();
                ocrConfigValid = validation.valid;
                ocrConfigMessage = validation.message;
            } else {
                ocrEngine = localStorage.getItem('ocrEngine') || 'mistral';
            }
        } catch {}

        if (hasPdfFiles) {
            if (ocrEngine === 'none') {
                // 选择了"不需要 OCR"但有 PDF 文件，标记为无效
                ocrConfigAvailable = false;
            } else if (!ocrConfigValid) {
                // 当前选择的 OCR 引擎配置不完整
                ocrConfigAvailable = false;
            } else {
                // OCR 配置有效
                ocrConfigAvailable = true;
            }
        }

        // 检查翻译 Keys（如果需要翻译）- 直接使用 app.js 的逻辑
        const settings = typeof global.loadSettings === 'function' ? global.loadSettings() : {};
        const selectedTranslationModelName = settings.selectedTranslationModel || 'none';
        let translationModelDisplayName = selectedTranslationModelName;
        let currentTranslationModelForProvider = null;
        let translationModelConfigForProcess = null;

        if (selectedTranslationModelName !== 'none') {
            if (selectedTranslationModelName === 'custom') {
                const selectedCustomSourceId = settings.selectedCustomSourceSiteId;
                if (!selectedCustomSourceId) {
                    translationKeysAvailable = false;
                } else {
                    const allSourceSites = typeof global.loadAllCustomSourceSites === 'function' ? global.loadAllCustomSourceSites() : {};
                    const siteConfig = allSourceSites[selectedCustomSourceId];
                    if (!siteConfig) {
                        translationKeysAvailable = false;
                    } else {
                        currentTranslationModelForProvider = `custom_source_${selectedCustomSourceId}`;
                        translationModelConfigForProcess = siteConfig;
                        translationModelDisplayName = siteConfig.displayName || siteConfig.name || selectedCustomSourceId;