blaisadmin
84 lines
2.2 KiB
TypeScript
84 lines
2.2 KiB
TypeScript
export type ImageStorageProvider = 'database' | 's3';
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export type S3ImageStorageConfig = {
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provider: 's3';
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endpoint: string;
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region: string;
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bucket: string;
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accessKeyId: string;
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secretAccessKey: string;
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publicBaseUrl: string | null;
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keyPrefix: string;
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};
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const trimOptional = (value: string | undefined) => {
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const trimmed = value?.trim();
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return trimmed ? trimmed : null;
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};
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export const getImageStorageProvider = (): ImageStorageProvider =>
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process.env.IMAGE_STORAGE_PROVIDER === 's3' ? 's3' : 'database';
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export const getS3ImageStorageConfig = (): S3ImageStorageConfig | null => {
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if (getImageStorageProvider() !== 's3') {
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return null;
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}
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const endpoint = trimOptional(process.env.S3_ENDPOINT);
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const region = trimOptional(process.env.S3_REGION);
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const bucket = trimOptional(process.env.S3_BUCKET);
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const accessKeyId = trimOptional(process.env.S3_ACCESS_KEY_ID);
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const secretAccessKey = trimOptional(process.env.S3_SECRET_ACCESS_KEY);
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if (!endpoint || !region || !bucket || !accessKeyId || !secretAccessKey) {
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return null;
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}
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return {
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provider: 's3',
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endpoint,
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region,
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bucket,
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accessKeyId,
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secretAccessKey,
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publicBaseUrl: trimOptional(process.env.S3_PUBLIC_BASE_URL),
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keyPrefix: trimOptional(process.env.S3_KEY_PREFIX) ?? 'bird-photos',
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};
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};
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export const isS3ImageStorageConfigured = () => getS3ImageStorageConfig() !== null;
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export const buildBirdPhotoObjectKey = ({
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workspaceId,
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birdId,
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extension,
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now = new Date(),
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}: {
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workspaceId: number;
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birdId: string;
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extension: string;
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now?: Date;
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}) => {
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const prefix = trimOptional(process.env.S3_KEY_PREFIX) ?? 'bird-photos';
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const safeExtension = extension.replace(/^\./, '').toLowerCase() || 'bin';
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const timestamp = now.toISOString().replace(/[:.]/g, '-');
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return `${prefix}/workspace-${workspaceId}/${birdId}/${timestamp}.${safeExtension}`;
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};
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export const getImageExtensionFromContentType = (contentType: string) => {
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switch (contentType.toLowerCase()) {
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case 'image/jpeg':
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case 'image/jpg':
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return 'jpg';
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case 'image/png':
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return 'png';
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case 'image/webp':
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return 'webp';
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case 'image/gif':
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return 'gif';
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default:
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return 'bin';
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}
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};
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