import {z} from 'zod'

export type GetApiV1AnalyticsSendsArgs = {sendId?: string | undefined, emailId?: string | undefined, include?: 'events' | undefined, status?: ('scheduled' | 'queued' | 'sending' | 'paused' | 'sent' | 'failed' | 'canceled') | undefined, from?: string | undefined, to?: string | undefined, limit?: number | undefined, cursor?: string | undefined};

export type GetApiV1AnalyticsSendsOptions = {baseUrl?: string | undefined, bearerAuth?: string | undefined, fetch?: typeof fetch | undefined};

export const sendsListResponse = z.object({data: z.array(z.object({sendId: z.string().min(1), kind: z.enum(["campaign", "automation"]), messageClass: z.enum(["marketing", "transactional"]).optional(), emailId: z.string().min(1), emailVersionId: z.string().min(1).optional(), status: z.enum(["scheduled", "queued", "sending", "paused", "sent", "failed", "canceled"]), subject: z.string().optional(), previewText: z.string().optional(), fromAddress: z.string().optional(), senderName: z.string().optional(), replyTo: z.string().optional(), domainId: z.string().optional(), audienceId: z.string().min(1).optional(), audienceName: z.string().min(1).optional(), recipientCount: z.number().int().gte(0).optional(), runId: z.string().min(1).optional(), scheduledAt: z.string().optional(), startedAt: z.string().optional(), completedAt: z.string().optional(), failedAt: z.string().optional(), error: z.string().optional(), stats: z.object({sent: z.number().int().gte(0), delivered: z.number().int().gte(0), opened: z.number().int().gte(0), clicked: z.number().int().gte(0), bounced: z.number().int().gte(0), complained: z.number().int().gte(0), unsubscribed: z.number().int().gte(0)}).optional(), delivery: z.object({accepted: z.number().int().gte(0), pending: z.number().int().gte(0), delayed: z.number().int().gte(0), delivered: z.number().int().gte(0), bounced: z.number().int().gte(0), failed: z.number().int().gte(0), providerSuppressed: z.number().int().gte(0), preSendSkipped: z.number().int().gte(0), updatedAt: z.string()}).optional(), gradualSend: z.object({startingPercentage: z.number().gte(0.1).lte(100), incrementPercentage: z.number().gte(0).lte(100), interval: z.union([z.object({value: z.number().int().gte(1).lte(24), unit: z.literal("hour")}), z.object({value: z.number().int().gte(1).lte(30), unit: z.literal("day")})]), timeZone: z.string().min(1), rampEndsAt: z.string().optional(), currentTranche: z.number().int().gt(0).optional(), sentSoFar: z.number().int().gte(0).optional(), pausedAt: z.string().optional(), pauseReason: z.literal("manual").optional(), resumedAt: z.string().optional()}).optional(), createdAt: z.string(), updatedAt: z.string(), events: z.array(z.object({eventType: z.enum(["sent", "delivered", "delivery_delayed", "opened", "clicked", "bounced", "complained", "failed", "provider_suppressed", "suppressed", "quota_skipped", "received", "unsubscribed"]), occurredAt: z.string(), recipientEmail: z.string().optional(), url: z.string().optional()})).optional()})), pagination: z.object({limit: z.number().int().gte(1).lte(100), cursor: z.string().nullable(), hasMore: z.boolean()}).optional()});

export const validateResponse = async <Output>(
  schema: {
    readonly '~standard': {
      readonly validate: (value: unknown) => ({ readonly value: Output; readonly issues?: undefined } | { readonly issues: ReadonlyArray<{ readonly message: string; readonly path?: ReadonlyArray<PropertyKey | { readonly key: PropertyKey }> | undefined }> }) | Promise<{ readonly value: Output; readonly issues?: undefined } | { readonly issues: ReadonlyArray<{ readonly message: string; readonly path?: ReadonlyArray<PropertyKey | { readonly key: PropertyKey }> | undefined }> }>
    }
  },
  value: unknown
): Promise<Output> => {
  const result = await schema['~standard'].validate(value)

  if (result.issues !== undefined) {
    const detail = result.issues
      .map(({ message, path }) =>
        path?.length
          ? `${path.map((segment) => String(typeof segment === 'object' ? segment.key : segment)).join('.')}: ${message}`
          : message
      )
      .join('; ')

    throw new Error(`Response does not match the schema: ${detail}`, { cause: { issues: result.issues } })
  }

  return result.value
};

/**
 * Get email sends
 * 
 * GET /v1/analytics/sends
 * 
 * Also accepts auth: apiKeyAuth
 */
export const getApiV1AnalyticsSends = async (args: GetApiV1AnalyticsSendsArgs, options?: GetApiV1AnalyticsSendsOptions) => {
const {baseUrl = "https://brew.new/api", fetch: fetchFn = fetch, bearerAuth} = options ?? {}

const query = new URLSearchParams()
const headers = new Headers()
headers.set('accept', "application/json")

if (args.sendId != null) query.append("sendId", String(args.sendId))
if (args.emailId != null) query.append("emailId", String(args.emailId))
if (args.include != null) query.append("include", String(args.include))
if (args.status != null) query.append("status", String(args.status))
if (args.from != null) query.append("from", String(args.from))
if (args.to != null) query.append("to", String(args.to))
if (args.limit != null) query.append("limit", String(args.limit))
if (args.cursor != null) query.append("cursor", String(args.cursor))
if (bearerAuth !== undefined) headers.set('authorization', `Bearer ${bearerAuth}`)

const url = `${baseUrl.replace(/\/+$/, '')}/v1/analytics/sends${query.size > 0 ? `?${query}` : ''}`

const res = await fetchFn(url, {method: "GET", headers})

if (!res.ok) throw new Error(`Request failed with status ${res.status}`, {cause: {status: res.status, body: await res.text()}})

return validateResponse(sendsListResponse, await res.json())
};