import {z} from 'zod'

export type AiMcpCredentialScope = 'shared' | 'user';

export type AiMcpServerAuthType = 'none' | 'bearer' | 'oauth';

export type ApiCreateAiMcpServer = {credentials?: ({clientSecret?: string | undefined, clientId?: string | undefined, bearerToken?: string | undefined} | null) | undefined, credentialScope?: AiMcpCredentialScope | undefined, allowOAuthCredentialSharing?: boolean | undefined, authType: AiMcpServerAuthType, url: string, name: string};

export type CreateApiApiV1ProjectsProjectUuidAiAgentsMcpServersArgs = {projectUuid: string, body: ApiCreateAiMcpServer};

export type CreateApiApiV1ProjectsProjectUuidAiAgentsMcpServersOptions = {baseUrl: string, fetch?: typeof fetch | undefined};

export const aiMcpServerConnectionStatus = z.enum(["not_connected", "connecting", "connected", "error"]);

export const aiMcpCredentialScope = z.enum(["shared", "user"]);

export const aiMcpServerAuthType = z.enum(["none", "bearer", "oauth"]);

export const aiMcpServer = z.object({updatedAt: z.string(), createdAt: z.string(), connectedByUserUuid: z.string().nullable(), error: z.string().nullable(), connectionStatus: aiMcpServerConnectionStatus.nullable(), credentialScope: aiMcpCredentialScope.nullable(), hasCredentials: z.boolean(), allowOAuthCredentialSharing: z.boolean(), authType: aiMcpServerAuthType, iconUrl: z.string().nullable(), url: z.string(), name: z.string(), projectUuid: z.string(), uuid: z.string()});

export const apiAiMcpServerResponse = z.object({results: aiMcpServer, status: z.literal("ok")});

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
};

/**
 * POST /api/v1/projects/{projectUuid}/aiAgents/mcpServers
 */
export const createApiApiV1ProjectsProjectUuidAiAgentsMcpServers = async (args: CreateApiApiV1ProjectsProjectUuidAiAgentsMcpServersArgs, options: CreateApiApiV1ProjectsProjectUuidAiAgentsMcpServersOptions) => {
const {baseUrl, fetch: fetchFn = fetch} = options ?? {}

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

const url = `${baseUrl.replace(/\/+$/, '')}/api/v1/projects/${encodeURIComponent(String(args.projectUuid))}/aiAgents/mcpServers${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(apiAiMcpServerResponse, await res.json())
};