import {z} from 'zod'

export type GetApiEkaMcpPharmacologyV1SearchArgs = {query?: string | undefined, category?: string | undefined, limit?: number | undefined, exact_match?: boolean | undefined, relevance_threshold?: number | undefined};

export type GetApiEkaMcpPharmacologyV1SearchOptions = {baseUrl?: string | undefined, fetch?: typeof fetch | undefined};

export const pharmacologyEntryA9993e3 = z.object({generic_name: z.string(), components: z.array(z.string()), is_compound: z.boolean(), page_number: z.number().int().optional(), reference_page_number: z.number().int().optional(), has_references: z.number().int().optional(), is_a_reference: z.boolean().optional(), pregnancy_category: z.string().optional(), indications: z.string().optional(), availability: z.string().optional(), dose: z.string().optional(), contraindications: z.string().optional(), precautions: z.string().optional(), precautions_appendix: z.string().optional(), adverse_effects: z.string().optional(), storage: z.string().optional(), schedule: z.string().optional(), note: z.string().optional(), additional_keys: z.string().optional(), generic_category: z.string().optional(), comments: z.string().optional()});

export const pharmacologySearchResponseA9993e3 = z.object({results: z.array(pharmacologyEntryA9993e3), search_info: z.record(z.string(), z.unknown()).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 Generic (pharmacology) Information
 * 
 * GET /eka-mcp/pharmacology/v1/search
 */
export const getApiEkaMcpPharmacologyV1Search = async (args: GetApiEkaMcpPharmacologyV1SearchArgs, options?: GetApiEkaMcpPharmacologyV1SearchOptions) => {
const {baseUrl = "https://api.eka.care", fetch: fetchFn = fetch} = options ?? {}

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

if (args.query != null) query.append("query", String(args.query))
if (args.category != null) query.append("category", String(args.category))
if (args.limit != null) query.append("limit", String(args.limit))
if (args.exact_match != null) query.append("exact_match", String(args.exact_match))
if (args.relevance_threshold != null) query.append("relevance_threshold", String(args.relevance_threshold))

const url = `${baseUrl.replace(/\/+$/, '')}/eka-mcp/pharmacology/v1/search${query.size > 0 ? `?${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(pharmacologySearchResponseA9993e3, await res.json())
};