@kody/calendly

export type JsonRecord = Record<string, unknown>

export type CalendlyAuthMode = 'oauth' | 'pat'

export type CalendlyAuthInput = {
	/** Saved OAuth integration name. Defaults to `calendly`. */
	integrationName?: string
	/** Alias of `integrationName`. */
	integration?: string
	/**
	 * Short account alias. `work` → `calendly-work`. Values that already start
	 * with `calendly-` are used as-is. `default` / `calendly` / omitted → `calendly`.
	 */
	account?: string
	/** User secret name for a personal access token. Defaults to `calendlyPat`. */
	secretName?: string
	/** Force OAuth or PAT auth when both exist. */
	auth?: CalendlyAuthMode
}

export type CalendlyPageInfo = {
	count: number | null
	nextPageToken: string | null
	previousPageToken: string | null
	nextPage: string | null
	previousPage: string | null
}

export type CalendlyUserSummary = {
	uri: string
	uuid: string
	name: string | null
	slug: string | null
	timezone: string | null
	schedulingUrl: string | null
	organization: string | null
}

export type CalendlyEventTypeSummary = {
	uri: string
	uuid: string
	name: string | null
	slug: string | null
	active: boolean | null
	duration: number | null
	kind: string | null
	type: string | null
	schedulingUrl: string | null
	color: string | null
	secret: boolean | null
}

export type CalendlyScheduledEventSummary = {
	uri: string
	uuid: string
	name: string | null
	status: string | null
	startTime: string | null
	endTime: string | null
	eventType: string | null
	location: string | null
	inviteesActive: number | null
	inviteesLimit: number | null
	inviteesTotal: number | null
	createdAt: string | null
}

export type CalendlyInviteeSummary = {
	uri: string
	uuid: string
	name: string | null
	email: string | null
	status: string | null
	timezone: string | null
	event: string | null
	cancelUrl: string | null
	rescheduleUrl: string | null
	rescheduled: boolean | null
	createdAt: string | null
}

export type CalendlyAvailableTime = {
	status: string | null
	inviteesRemaining: number | null
	startTime: string | null
}

export type DryRunResult<T> = {
	dryRun: true
	wouldCall: T
}

export function requireRecord(value: unknown, label: string): JsonRecord {
	if (!value || typeof value !== 'object' || Array.isArray(value)) {
		throw new Error(`${label} must be an object.`)
	}
	return value as JsonRecord
}

export function requireString(
	value: unknown,
	label: string,
	options: { allowEmpty?: boolean } = {},
): string {
	if (typeof value !== 'string' || (!options.allowEmpty && value.trim().length === 0)) {
		throw new Error(
			`${label} must be ${options.allowEmpty ? 'a string' : 'a non-empty string'}.`,
		)
	}
	return options.allowEmpty ? value : value.trim()
}

export function optionalString(value: unknown, label: string): string | undefined {
	if (value === undefined || value === null) return undefined
	return requireString(value, label)
}

export function optionalBoolean(value: unknown, label: string): boolean | undefined {
	if (value === undefined) return undefined
	if (typeof value !== 'boolean') throw new Error(`${label} must be a boolean.`)
	return value
}

export function optionalStringArray(value: unknown, label: string): Array<string> | undefined {
	if (value === undefined || value === null) return undefined
	if (!Array.isArray(value)) throw new Error(`${label} must be an array of strings.`)
	return value.map((item, index) => requireString(item, `${label}[${index}]`))
}

export function clampInt(
	value: unknown,
	min: number,
	max: number,
	fallback: number,
	label = 'count',
): number {
	if (value === undefined || value === null) return fallback
	if (typeof value !== 'number' || !Number.isInteger(value)) {
		throw new Error(`${label} must be an integer.`)
	}
	if (value < min || value > max) {
		throw new Error(`${label} must be between ${min} and ${max}.`)
	}
	return value
}

export function compactRecord<T extends JsonRecord>(value: T): T {
	const output: JsonRecord = {}
	for (const [key, item] of Object.entries(value)) {
		if (item === undefined) continue
		output[key] = item
	}
	return output as T
}

/**
 * Shared Calendly types for this package.
 * @example
 * import types from 'kody:@kody/calendly/types'
 * const catalog = await types()
 */
export default async function typesOverview() {
	return {
		auth: ['CalendlyAuthInput', 'CalendlyAuthMode'],
		models: [
			'CalendlyUserSummary',
			'CalendlyEventTypeSummary',
			'CalendlyScheduledEventSummary',
			'CalendlyInviteeSummary',
		],
	}
}