import {z} from 'zod'

export type CreateApiRecipesParseIngredientsArgs = {'Content-Type'?: ('application/x-www-form-urlencoded' | 'application/json' | 'multipart/form-data') | undefined, language?: ('en' | 'de') | undefined, body: string};

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

export const createApiRecipesParseIngredientsResponse = z.array(z.object({id: z.number().int(), original: z.string().min(1), originalName: z.string().min(1), name: z.string().min(1), nameClean: z.string().min(1), amount: z.number(), unit: z.string().min(1), unitShort: z.string().min(1), unitLong: z.string().min(1), possibleUnits: z.array(z.string()), estimatedCost: z.object({value: z.number(), unit: z.string().min(1)}), consistency: z.string().min(1), aisle: z.string().min(1), image: z.string().min(1), meta: z.array(z.string()), nutrition: z.object({nutrients: z.array(z.object({name: z.string().min(1), amount: z.number(), unit: z.string().min(1), percentOfDailyNeeds: z.number()})), properties: z.array(z.object({name: z.string().min(1), amount: z.number(), unit: z.string()})), flavonoids: z.array(z.object({name: z.string().min(1), amount: z.number(), unit: z.string()})), caloricBreakdown: z.object({percentProtein: z.number(), percentFat: z.number(), percentCarbs: z.number()}), weightPerServing: z.object({amount: z.number(), unit: z.string().min(1)})})}));

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
};

/**
 * Parse Ingredients
 * 
 * POST /recipes/parseIngredients
 */
export const createApiRecipesParseIngredients = async (args: CreateApiRecipesParseIngredientsArgs, options?: CreateApiRecipesParseIngredientsOptions) => {
const {baseUrl = "https://api.spoonacular.com", fetch: fetchFn = fetch, apiKeyScheme} = options ?? {}

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

if (args['Content-Type'] != null) headers.set("Content-Type", String(args['Content-Type']))
if (args.language != null) query.append("language", String(args.language))
if (apiKeyScheme !== undefined) headers.set("x-api-key", apiKeyScheme)

const url = `${baseUrl.replace(/\/+$/, '')}/recipes/parseIngredients${query.size > 0 ? `?${query}` : ''}`

const res = await fetchFn(url, {method: "POST", headers, body: new URLSearchParams(Object.entries(args.body).flatMap(([key, value]) => (value == null ? [] : [[key, String(value)]])))})

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

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