import {z} from 'zod'

export type MetadataLabels = {[key: string]: string};

export type Metadata = {createdAt?: string | undefined, updatedAt?: string | undefined, createdBy?: string | undefined, updatedBy?: string | undefined, displayName?: string | undefined, externalId?: string | undefined, labels?: MetadataLabels | undefined, name: string, plan?: string | undefined, url?: string | undefined, workspace?: string | undefined};

export type IntegrationConnectionSpec = {config?: {[key: string]: string} | undefined, integration?: string | undefined, sandbox?: boolean | undefined, secret?: {[key: string]: string} | undefined};

export type IntegrationConnection = {metadata: Metadata, spec: IntegrationConnectionSpec};

export type CreateApiIntegrationsConnectionsArgs = {body: IntegrationConnection};

export type CreateApiIntegrationsConnectionsOptions = {baseUrl?: string | undefined, OAuth2?: string | undefined, fetch?: typeof fetch | undefined};

export const metadataLabels = z.record(z.string(), z.string());

export const metadata = z.object({createdAt: z.string().optional(), updatedAt: z.string().optional(), createdBy: z.string().optional(), updatedBy: z.string().optional(), displayName: z.string().optional(), externalId: z.string().optional(), labels: metadataLabels.optional(), name: z.string(), plan: z.string().optional(), url: z.string().optional(), workspace: z.string().optional()});

export const integrationConnectionSpec = z.object({config: z.record(z.string(), z.string()).optional(), integration: z.string().optional(), sandbox: z.boolean().optional(), secret: z.record(z.string(), z.string()).optional()});

export const integrationConnection = z.object({metadata: metadata, spec: integrationConnectionSpec});

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
};

/**
 * Create integration connection
 * 
 * POST /integrations/connections
 * 
 * Also accepts auth: ApiKeyAuth
 */
export const createApiIntegrationsConnections = async (args: CreateApiIntegrationsConnectionsArgs, options?: CreateApiIntegrationsConnectionsOptions) => {
const {baseUrl = "https://api.blaxel.ai/v0", fetch: fetchFn = fetch, OAuth2} = options ?? {}

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

if (OAuth2 !== undefined) headers.set('authorization', `Bearer ${OAuth2}`)

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

const res = await fetchFn(url, {method: "POST", headers, body: JSON.stringify(args.body)})

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

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