66 lines
2.5 KiB
TypeScript
66 lines
2.5 KiB
TypeScript
import type { HttpContext } from '@adonisjs/core/http';
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import { StatusCodes } from 'http-status-codes';
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// import * as fs from 'fs';
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// import * as path from 'path';
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const prefixes = ['von', 'van'];
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// node ace make:controller Author
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export default class AvatarController {
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public async generateAvatar({ request, response }: HttpContext) {
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try {
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const { name, background, textColor, size } = request.only(['name', 'background', 'textColor', 'size']);
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// Generate initials
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// const initials = name
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// .split(' ')
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// .map((part) => part.charAt(0).toUpperCase())
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// .join('');
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const initials = this.getInitials(name);
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// Define SVG content with dynamic values for initials, background color, text color, and size
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const svgContent = `
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<svg width="${size || 50}" height="${size || 50}" xmlns="http://www.w3.org/2000/svg">
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<rect width="100%" height="100%" fill="#${background || '7F9CF5'}"/>
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<text x="50%" y="50%" dominant-baseline="middle" text-anchor="middle" font-weight="bold" font-family="Arial, sans-serif" font-size="${
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(size / 100) * 40 || 25
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}" fill="#${textColor || 'ffffff'}">${initials}</text>
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</svg>
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`;
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// Set response headers for SVG content
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response.header('Content-type', 'image/svg+xml');
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response.header('Cache-Control', 'no-cache');
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response.header('Pragma', 'no-cache');
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response.header('Expires', '0');
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return response.send(svgContent);
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} catch (error) {
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return response.status(StatusCodes.OK).json({ error: error.message });
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}
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}
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private getInitials(name: string) {
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const parts = name.split(' ');
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let initials = '';
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if (parts.length >= 2) {
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const firstName = parts[0];
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const lastName = parts[parts.length - 1];
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const firstInitial = firstName.charAt(0).toUpperCase();
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const lastInitial = lastName.charAt(0).toUpperCase();
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if (prefixes.includes(lastName.toLowerCase()) && lastName === lastName.toUpperCase()) {
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initials = firstInitial + lastName.charAt(1).toUpperCase();
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} else {
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initials = firstInitial + lastInitial;
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}
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} else if (parts.length === 1) {
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initials = parts[0].substring(0, 2).toUpperCase();
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}
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return initials;
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}
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}
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