import {z} from 'zod'

export type UpskillingPlanEntitySchema = {entityType: string | null, progress?: (string | null) | undefined, courseId?: (string | null) | undefined, skills?: Array<string> | undefined, description?: (string | null) | undefined, title?: (string | null) | undefined};

export type UpskillingPlanSectionSchema = {sectionName: string | null, entities: Array<UpskillingPlanEntitySchema>};

export type UpskillingPlanTemplateCreateSchema = {status?: (string | null) | undefined, externalId?: (string | null) | undefined, planSubtype?: (string | null) | undefined, sections?: Array<UpskillingPlanSectionSchema> | undefined, name: string | null, planDurationDays?: (number | null) | undefined, creatorProfileId?: (string | null) | undefined, skills?: Array<string> | undefined, description?: (string | null) | undefined, associatedRoleIds?: Array<string> | undefined};

export type CreateApiApiV2CareerhubUpskillPlanTemplatesArgs = {Authorization: string, body: UpskillingPlanTemplateCreateSchema};

export type CreateApiApiV2CareerhubUpskillPlanTemplatesOptions = {baseUrl?: string | undefined, fetch?: typeof fetch | undefined};

export const upskillingPlanEntitySchema = z.object({entityType: z.string().nullable(), progress: z.string().nullable().optional(), courseId: z.string().nullable().optional(), skills: z.array(z.string()).optional(), description: z.string().nullable().optional(), title: z.string().nullable().optional()});

export const upskillingPlanSectionSchema = z.object({sectionName: z.string().nullable(), entities: z.array(upskillingPlanEntitySchema)});

export const upskillingPlanTemplateSchema = z.object({status: z.string().nullable().optional(), id: z.number().int().nullable().optional(), createdAt: z.number().int().nullable().optional(), planSubtype: z.string().nullable().optional(), sections: z.array(upskillingPlanSectionSchema).nullable().optional(), name: z.string().nullable().optional(), externalId: z.string().nullable().optional(), userId: z.string().nullable().optional(), planDurationDays: z.number().int().nullable().optional(), publishedAt: z.number().int().nullable().optional(), skills: z.array(z.string()).nullable().optional(), groupId: z.string().nullable().optional(), updatedAt: z.number().int().nullable().optional(), description: z.string().nullable().optional(), associatedRoleIds: z.array(z.string()).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
};

/**
 * Create Upskill Plan Template
 * 
 * POST /api/v2/careerhub/upskill-plan-templates
 */
export const createApiApiV2CareerhubUpskillPlanTemplates = async (args: CreateApiApiV2CareerhubUpskillPlanTemplatesArgs, options?: CreateApiApiV2CareerhubUpskillPlanTemplatesOptions) => {
const {baseUrl = "https://apiv2.eightfold.ai", fetch: fetchFn = fetch} = options ?? {}

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

if (args.Authorization != null) headers.set("Authorization", String(args.Authorization))

const url = `${baseUrl.replace(/\/+$/, '')}/api/v2/careerhub/upskill-plan-templates${query.size > 0 ? `?${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(upskillingPlanTemplateSchema, await res.json())
};