import {z} from 'zod'

export type GetApiApi20LettersArgs = {document_date__gt?: string | undefined, document_date__gte?: string | undefined, document_date__lt?: string | undefined, document_date__lte?: string | undefined, limit?: number | undefined, offset?: number | undefined, patient?: Array<number> | undefined, practice?: Array<number> | undefined, recipient_id?: Array<number> | undefined, recipient_name?: Array<string> | undefined};

export type GetApiApi20LettersOptions = {baseUrl?: string | undefined, oauth2?: string | undefined, fetch?: typeof fetch | undefined};

export const attachmentTypeEnum = z.enum(["Entity", "RefPanel", "PatientDemog", "ImmHistory", "MedsList", "CompMedsList", "WhoHeightChart", "WhoWeightChart", "WhoHcChart", "WhoWflChart", "CdcHeightChart", "CdcWeightChart", "CdcBmiChart", "CdcHcChart", "PremieHeightChart", "PremieWeightChart", "PremieHcChart", "DsinfantHeightChart", "DsinfantWeightChart", "DsinfantHcChart", "DsHeightChart", "DsWeightChart", "DsBmiChart", "DsHcChart"]);

export const letterAttachment = z.object({attachment_type: attachmentTypeEnum, entity_date: z.string().nullable().optional(), entity_description: z.string().nullable().optional(), entity_id: z.number().int().optional(), entity_type: z.number().int().nullable().optional(), handout: z.number().int().nullable().optional(), id: z.number().int().optional(), summary: z.string().nullable().optional()});

export const deliveryMethodEnum = z.enum(["direct", "email", "emr", "fax", "passport", "printed"]);

export const sendToContact = z.object({first_name: z.string().max(50).optional(), id: z.number().int(), last_name: z.string().max(60).optional(), middle_name: z.string().max(50).optional(), npi: z.string().max(20).nullable().optional(), org_name: z.string().max(100).nullable().optional(), specialties: z.array(z.unknown()).optional()});

export const letter = z.object({attachments: z.array(letterAttachment).optional(), body: z.string().optional(), created_date: z.string().nullable().optional(), deleted_date: z.string().nullable().optional(), delivery_date: z.string().nullable().optional(), delivery_method: deliveryMethodEnum.optional(), direct_message_status: z.string().nullable().optional(), direct_message_to: z.string().max(200).nullable().optional(), display_to: z.string().nullable().optional(), document_date: z.string().optional(), email_to: z.string().max(200).nullable().optional(), failure_unacknowledged: z.string().optional(), fax_attachments: z.boolean().optional(), fax_status: z.string().optional(), fax_to: z.string().max(20).nullable().optional(), id: z.number().int().optional(), is_processed: z.boolean().optional(), letter_type: z.string().optional(), patient: z.number().int(), practice: z.number().int(), referral_order: z.number().int().nullable().optional(), send_out: z.boolean().optional(), send_to_contact: sendToContact, send_to_elation_user: z.number().int().optional(), send_to_name: z.string().max(200).nullable().optional(), sign_date: z.string().nullable().optional(), signed_by: z.number().int().nullable().optional(), subject: z.string().max(200).optional(), tags: z.array(z.number().int()).optional(), to_number: z.string().nullable().optional(), viewed_at: z.string().nullable().optional(), with_archive: z.boolean().optional()});

export const paginatedLetterList = z.object({count: z.number().int().optional(), next: z.string().nullable().optional(), previous: z.string().nullable().optional(), results: z.array(letter)});

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
};

/**
 * List Letters
 * 
 * GET /api/2.0/letters/
 */
export const getApiApi20Letters = async (args: GetApiApi20LettersArgs, options?: GetApiApi20LettersOptions) => {
const {baseUrl = "https://sandbox.elationemr.com/api/2.0", fetch: fetchFn = fetch, oauth2} = options ?? {}

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

if (args.document_date__gt != null) query.append("document_date__gt", String(args.document_date__gt))
if (args.document_date__gte != null) query.append("document_date__gte", String(args.document_date__gte))
if (args.document_date__lt != null) query.append("document_date__lt", String(args.document_date__lt))
if (args.document_date__lte != null) query.append("document_date__lte", String(args.document_date__lte))
if (args.limit != null) query.append("limit", String(args.limit))
if (args.offset != null) query.append("offset", String(args.offset))
for (const item of args.patient ?? []) query.append("patient", String(item))
for (const item of args.practice ?? []) query.append("practice", String(item))
for (const item of args.recipient_id ?? []) query.append("recipient_id", String(item))
for (const item of args.recipient_name ?? []) query.append("recipient_name", String(item))
if (oauth2 !== undefined) headers.set('authorization', `Bearer ${oauth2}`)

const url = `${baseUrl.replace(/\/+$/, '')}/api/2.0/letters/${query.size > 0 ? `?${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(paginatedLetterList, await res.json())
};