import {z} from 'zod'

export type GetApiApiV1WorkflowBuilderSessionIdArgs = {session_id: string, authorization?: (string | null) | undefined, 'X-API-Key'?: (string | null) | undefined};

export type GetApiApiV1WorkflowBuilderSessionIdOptions = {baseUrl?: string | undefined, fetch?: typeof fetch | undefined};

export const builderMessage = z.object({id: z.string(), role: z.enum(["user", "assistant"]), content: z.string()});

export const callBrief = z.object({goal: z.string().min(1), direction: z.enum(["inbound", "outbound", "both"]), information_to_collect: z.array(z.string().min(1)).optional(), business_rules: z.array(z.string().min(1)).optional(), success_criteria: z.array(z.string().min(1)), assumptions: z.array(z.string().min(1)).optional()});

export const builderQuestion = z.object({id: z.string(), title: z.string(), kind: z.enum(["single", "multiple", "text"]), options: z.array(z.string()).optional(), allow_custom: z.boolean().optional()});

export const builderInterrupt = z.object({id: z.string(), kind: z.enum(["questions", "plan_approval", "mcp", "tool_approval"]), brief: callBrief.nullable().optional(), brief_revision: z.number().int().nullable().optional(), questions: z.array(builderQuestion).optional(), tool_name: z.string().nullable().optional(), arguments: z.record(z.string(), z.unknown()).optional(), operation: z.enum(["create", "update"]).nullable().optional(), tool: z.record(z.string(), z.unknown()).nullable().optional(), tool_uuid: z.string().nullable().optional(), plain_language: z.string().nullable().optional(), used_by_count: z.number().int().nullable().optional()});

export const builderProposal = z.object({name: z.string(), code: z.string(), summary: z.string(), workflow: z.record(z.string(), z.unknown())});

export const builderSession = z.object({id: z.string(), workflow_id: z.number().int().nullable().optional(), workflow_revision: z.string().nullable().optional(), checkpoint: z.string().nullable().optional(), messages: z.array(builderMessage).optional(), pending: z.array(builderInterrupt).optional(), proposal: builderProposal.nullable().optional(), can_continue: z.boolean().optional(), model: z.string().nullable().optional(), active_run_id: z.string().nullable().optional(), run_status: z.enum(["queued", "running", "completed", "failed", "cancelled"]).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 Builder Session
 * 
 * GET /api/v1/workflow/builder/{session_id}
 */
export const getApiApiV1WorkflowBuilderSessionId = async (args: GetApiApiV1WorkflowBuilderSessionIdArgs, options?: GetApiApiV1WorkflowBuilderSessionIdOptions) => {
const {baseUrl = "https://app.dograh.com", fetch: fetchFn = fetch} = options ?? {}

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

if (args.authorization != null) headers.set("authorization", String(args.authorization))
if (args['X-API-Key'] != null) headers.set("X-API-Key", String(args['X-API-Key']))

const url = `${baseUrl.replace(/\/+$/, '')}/api/v1/workflow/builder/${encodeURIComponent(String(args.session_id))}${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(builderSession, await res.json())
};