import {z} from 'zod'

export type GetApiApiStoreAgentsUsernameAgentNameArgs = {username: string, agent_name: string, include_changelog?: boolean | undefined};

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

export const changelogEntry = z.object({version: z.string(), changes_summary: z.string(), date: z.string()});

export const storeAgentDetails = z.object({store_listing_version_id: z.string(), slug: z.string(), agent_name: z.string(), agent_video: z.string(), agent_output_demo: z.string(), agent_image: z.array(z.string()), creator: z.string(), creator_avatar: z.string(), sub_heading: z.string(), description: z.string(), instructions: z.string().nullable().optional(), categories: z.array(z.string()), runs: z.number().int(), rating: z.number(), versions: z.array(z.string()), graph_id: z.string(), graph_versions: z.array(z.string()), last_updated: z.string(), recommended_schedule_cron: z.string().nullable().optional(), owning_org_id: z.string().nullable().optional(), active_version_id: z.string(), has_approved_version: z.boolean(), changelog: z.array(changelogEntry).nullable().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 specific agent
 * 
 * GET /api/store/agents/{username}/{agent_name}
 */
export const getApiApiStoreAgentsUsernameAgentName = async (args: GetApiApiStoreAgentsUsernameAgentNameArgs, options: GetApiApiStoreAgentsUsernameAgentNameOptions) => {
const {baseUrl, fetch: fetchFn = fetch} = options ?? {}

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

if (args.include_changelog != null) query.append("include_changelog", String(args.include_changelog))

const url = `${baseUrl.replace(/\/+$/, '')}/api/store/agents/${encodeURIComponent(String(args.username))}/${encodeURIComponent(String(args.agent_name))}${query.size > 0 ? `?${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(storeAgentDetails, await res.json())
};