import {z} from 'zod'

export type CreateApiV1OrgOrgIdCompReviewCompReviewIdDryRunArgs = {orgId: string, compReviewId: string};

export type CreateApiV1OrgOrgIdCompReviewCompReviewIdDryRunOptions = {baseUrl?: string | undefined, fetch?: typeof fetch | undefined};

export const revieweeChange = z.object({revieweeJobId: z.string(), revieweePersonId: z.string().optional(), reviewerJobId: z.string(), reviewerPersonId: z.string().optional()});

export const revieweeMove = z.object({revieweeJobId: z.string(), revieweePersonId: z.string().optional(), oldReviewerJobId: z.string(), oldReviewerPersonId: z.string().optional(), newReviewerJobId: z.string(), newReviewerPersonId: z.string().optional()});

export const ownershipChange = z.object({scenarioId: z.string(), oldOwnerJobId: z.string(), oldOwnerPersonId: z.string().optional(), newOwnerJobId: z.string(), newOwnerPersonId: z.string().optional()});

export const compReviewDryRunResponse = z.object({additions: z.array(revieweeChange), removals: z.array(revieweeChange), moves: z.array(revieweeMove), ownershipChanges: z.array(ownershipChange), hasChanges: z.boolean()});

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
};

/**
 * Preview changes that will occur when resuming a paused comp review
 * 
 * POST /v1/org/{orgId}/comp-review/{compReviewId}/dry-run
 */
export const createApiV1OrgOrgIdCompReviewCompReviewIdDryRun = async (args: CreateApiV1OrgOrgIdCompReviewCompReviewIdDryRunArgs, options?: CreateApiV1OrgOrgIdCompReviewCompReviewIdDryRunOptions) => {
const {baseUrl = "https://localhost", fetch: fetchFn = fetch} = options ?? {}

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

const url = `${baseUrl.replace(/\/+$/, '')}/v1/org/${encodeURIComponent(String(args.orgId))}/comp-review/${encodeURIComponent(String(args.compReviewId))}/dry-run${query.size > 0 ? `?${query}` : ''}`

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

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

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