32 lines
833 B
TypeScript
32 lines
833 B
TypeScript
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export type Subscription = {
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id: string
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key: string
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pubkey: string
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email: string
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frequency: string
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created_at: number
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confirmed_at?: number
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unsubscribed_at?: number
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last_digest_at?: number
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}
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export const getSubscriptionError = (sub: Subscription) => {
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if (!sub.email?.includes('@')) {
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return 'Please provide a valid email address'
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}
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if (!['daily', 'weekly'].includes(sub.frequency)) {
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return 'Frequency must be "daily" or "weekly"'
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}
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// Daily: fire at 17:00 UTC. Weekly: fire Monday at 17:00 UTC.
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// Validation: just ensure frequency is valid, cron is generated internally.
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}
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export const getCronExpression = (frequency: string, hour = 17, minute = 0) => {
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if (frequency === 'daily') {
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return `0 ${minute} ${hour} * * *`
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}
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// Weekly on Monday
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return `0 ${minute} ${hour} * * 1`
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}
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