import { StyleConfig } from '../types/style.js';
/**
* 预设模板接口
*/
export interface PresetTemplate {
name: string;
description: string;
category: string;
styleConfig: StyleConfig;
}
/**
* 静态预设模板配置 - 避免文件系统操作，提升无服务器环境性能
*/
const STATIC_PRESET_TEMPLATES: Record<string, PresetTemplate> = {
'customer-analysis': {
name: '客户分析模板',
description: '专为客户分析报告设计的模板，包含完整的样式配置',
category: 'business',
styleConfig: {
document: {
defaultFont: '宋体',
defaultSize: 24,
defaultColor: '000000',
page: {
size: 'A4',
orientation: 'portrait',
margins: {
top: 1440,
bottom: 1440,
left: 1440,
right: 1440
}
}
},
headingStyles: {
h1: {
name: '大标题',
level: 1,
font: '黑体',
size: 64,
color: '000000',
bold: true,
alignment: 'center',
spacing: {
before: 240,
after: 120
}
},
h2: {
name: '一级标题',
level: 2,
font: '黑体',
size: 32,
color: '000000',
bold: true,
spacing: {
before: 240,
after: 120
}
}
},
paragraphStyles: {
normal: {
name: '正文',
font: '宋体',
size: 24,
color: '000000',
alignment: 'justify',
spacing: {
line: 360,
lineRule: 'auto'
},
indent: {
firstLine: 480
}
}
}
}
},
'academic': {
name: '学术论文模板',
description: '适用于学术论文的专业模板',
category: 'academic',
styleConfig: {
document: {
defaultFont: 'Times New Roman',
defaultSize: 24,
defaultColor: '000000',
page: {
size: 'A4',
orientation: 'portrait',
margins: {
top: 1440,
bottom: 1440,
left: 1800,
right: 1440
}
}
},
headingStyles: {
h1: {
level: 1,
font: 'Times New Roman',
size: 32,
color: '000000',
bold: true,
alignment: 'center',
spacing: {
before: 480,
after: 240
}
},
h2: {
level: 2,
font: 'Times New Roman',
size: 28,
color: '000000',
bold: true,
spacing: {
before: 360,
after: 180
}
}
},
paragraphStyles: {
normal: {
font: 'Times New Roman',
size: 24,
color: '000000',
alignment: 'justify',
spacing: {
line: 432,
lineRule: 'auto'
},
indent: {
firstLine: 720
}
}
}
}
},
'business': {
name: '商务报告模板',
description: '适用于商务报告的专业模板',
category: 'business',
styleConfig: {
document: {
defaultFont: '微软雅黑',
defaultSize: 24,
defaultColor: '333333',
page: {
size: 'A4',
orientation: 'portrait',
margins: {
top: 1440,
bottom: 1440,
left: 1440,
right: 1440
}
}
},
headingStyles: {
h1: {
level: 1,
font: '微软雅黑',
size: 36,
color: '2E74B5',
bold: true,
alignment: 'left',
spacing: {
before: 360,
after: 180
}
},
h2: {
level: 2,
font: '微软雅黑',
size: 30,
color: '2E74B5',
bold: true,
spacing: {
before: 240,
after: 120
}
}
},
paragraphStyles: {
normal: {
font: '微软雅黑',
size: 24,
color: '333333',
alignment: 'justify',
spacing: {
line: 360,
lineRule: 'auto'
}
}
}
}
},
'technical': {
name: '技术文档模板',
description: '适用于技术文档的模板',
category: 'technical',
styleConfig: {
document: {
defaultFont: 'Calibri',
defaultSize: 22,
defaultColor: '000000',
page: {
size: 'A4',
orientation: 'portrait',
margins: {
top: 1440,
bottom: 1440,
left: 1440,
right: 1440
}
}
},
headingStyles: {
h1: {
level: 1,
font: 'Calibri',
size: 32,
color: '1F4E79',
bold: true,
spacing: {
before: 240,
after: 120
}
},
h2: {
level: 2,
font: 'Calibri',
size: 28,
color: '1F4E79',
bold: true,
spacing: {
before: 180,
after: 90
}
}
},
paragraphStyles: {
normal: {
font: 'Calibri',
size: 22,
color: '000000',
alignment: 'left',
spacing: {
line: 330,
lineRule: 'auto'
}
}
},
codeBlockStyle: {
font: 'Consolas',
size: 20,
color: '000000',
backgroundColor: 'F8F8F8'
}
}
},
'minimal': {
name: '简约模板',
description: '简洁的文档模板',
category: 'minimal',
styleConfig: {
document: {
defaultFont: 'Arial',
defaultSize: 24,
defaultColor: '000000',
page: {
size: 'A4',
orientation: 'portrait',
margins: {
top: 1440,
bottom: 1440,
left: 1440,
right: 1440
}
}
},
headingStyles: {
h1: {
level: 1,
font: 'Arial',
size: 32,
color: '000000',
bold: true,
spacing: {
before: 240,
after: 120
}
},
h2: {
level: 2,
font: 'Arial',
size: 28,
color: '000000',
bold: true,
spacing: {
before: 180,
after: 90
}
}
},
paragraphStyles: {
normal: {
font: 'Arial',
size: 24,
color: '000000',
alignment: 'left',
spacing: {
line: 360,
lineRule: 'auto'
}
}
}
}
}
};
/**
* 优化的预设模板加载器 - 无文件系统操作，适用于无服务器环境
*/
export class PresetTemplateLoader {
private templates: Map<string, PresetTemplate> = new Map();
private defaultTemplateId = 'customer-analysis';
constructor() {
const constructorStartTime = Date.now();
console.log(`🚀 [模板加载器] 开始初始化（静态模式） - ${new Date().toISOString()}`);
// 直接从静态配置加载，无文件系统操作
this.loadStaticTemplates();
const constructorTime = Date.now() - constructorStartTime;
console.log(`🏁 [模板加载器] 初始化完成，总耗时: ${constructorTime}ms`);
}
/**
* 从静态配置加载模板 - 零文件系统操作
*/
private loadStaticTemplates(): void {
const loadStartTime = Date.now();
// 直接从内存中的静态配置加载
for (const [templateId, template] of Object.entries(STATIC_PRESET_TEMPLATES)) {
this.templates.set(templateId, template);
}
const loadTime = Date.now() - loadStartTime;
console.log(`⚡ [模板加载器] 静态模板加载完成，共 ${this.templates.size} 个模板，耗时: ${loadTime}ms`);
console.log(`✅ 默认模板: ${this.defaultTemplateId}`);
// 列出所有可用模板
const templateList = Array.from(this.templates.keys());
console.log(`📋 可用模板: ${templateList.join(', ')}`);
}
/**
* 获取所有预设模板
*/
getPresetTemplates(): Map<string, PresetTemplate> {
return new Map(this.templates);
}
/**
* 根据ID获取预设模板
*/
getPresetTemplate(id: string): PresetTemplate | undefined {
const getStartTime = Date.now();
const template = this.templates.get(id);
const getTime = Date.now() - getStartTime;
console.log(`⚡ [模板加载器] 获取模板 ${id} 耗时: ${getTime}ms`);
return template;
}
/**
* 获取默认模板
*/
getDefaultTemplate(): PresetTemplate | undefined {
const getStartTime = Date.now();
const template = this.templates.get(this.defaultTemplateId);
const getTime = Date.now() - getStartTime;
console.log(`⚡ [模板加载器] 获取默认模板耗时: ${getTime}ms`);
return template;
}
/**
* 获取默认模板的样式配置
*/
getDefaultStyleConfig(): StyleConfig | undefined {
const defaultTemplate = this.getDefaultTemplate();
return defaultTemplate?.styleConfig;
}
/**
* 获取默认模板ID
*/
getDefaultTemplateId(): string {
return this.defaultTemplateId;
}
/**
* 检查模板是否存在
*/
hasTemplate(id: string): boolean {
return this.templates.has(id);
}
/**
* 获取模板列表（用于API返回）
*/
getTemplateList(): Array<{
id: string;
name: string;
description: string;
category: string;
isDefault: boolean;
}> {
return Array.from(this.templates.entries()).map(([id, template]) => ({
id,
name: template.name,
description: template.description,
category: template.category,
isDefault: id === this.defaultTemplateId
}));
}
/**
* 重新加载模板（静态模式下实际上是重新初始化）
*/
reload(): void {
console.log(`🔄 [模板加载器] 重新加载模板`);
this.templates.clear();
this.loadStaticTemplates();
}
}
/**
* 全局预设模板加载器实例
*/
export const presetTemplateLoader = new PresetTemplateLoader();
