import {z} from 'zod'

export type GetApiV1DealsArgs = {name?: (string | null) | undefined, stage?: (string | null) | undefined, closed?: (boolean | null) | undefined, owner?: (string | null) | undefined, closeDateBefore?: (string | null) | undefined, closeDateAfter?: (string | null) | undefined, amountMin?: (number | null) | undefined, amountMax?: (number | null) | undefined, lastActivityBefore?: (string | null) | undefined, lastActivityAfter?: (string | null) | undefined, limit?: number | undefined, cursor?: (string | null) | undefined};

export type GetApiV1DealsOptions = {baseUrl?: string | undefined, HTTPBearer?: string | undefined, fetch?: typeof fetch | undefined};

export const dealOwner = z.object({name: z.string().nullable().optional(), email: z.string().nullable().optional()});

export const dealListItem = z.object({dealId: z.string(), name: z.string().nullable().optional(), accountName: z.string().nullable().optional(), stage: z.string().nullable().optional(), pipeline: z.string().nullable().optional(), amount: z.number().nullable().optional(), closeDate: z.string().nullable().optional(), closed: z.boolean().nullable().optional(), createdDate: z.string().nullable().optional(), lastActivityDate: z.string().nullable().optional(), owner: dealOwner.nullable().optional()});

export const paginationInfo = z.object({nextCursor: z.string().nullable().optional(), hasMore: z.boolean().optional()});

export const listDealsResponse = z.object({deals: z.array(dealListItem), pagination: paginationInfo});

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 Deals
 * 
 * GET /v1/deals
 */
export const getApiV1Deals = async (args: GetApiV1DealsArgs, options?: GetApiV1DealsOptions) => {
const {baseUrl = "https://api.sybill.ai", fetch: fetchFn = fetch, HTTPBearer} = options ?? {}

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

if (args.name != null) query.append("name", String(args.name))
if (args.stage != null) query.append("stage", String(args.stage))
if (args.closed != null) query.append("closed", String(args.closed))
if (args.owner != null) query.append("owner", String(args.owner))
if (args.closeDateBefore != null) query.append("closeDateBefore", String(args.closeDateBefore))
if (args.closeDateAfter != null) query.append("closeDateAfter", String(args.closeDateAfter))
if (args.amountMin != null) query.append("amountMin", String(args.amountMin))
if (args.amountMax != null) query.append("amountMax", String(args.amountMax))
if (args.lastActivityBefore != null) query.append("lastActivityBefore", String(args.lastActivityBefore))
if (args.lastActivityAfter != null) query.append("lastActivityAfter", String(args.lastActivityAfter))
if (args.limit != null) query.append("limit", String(args.limit))
if (args.cursor != null) query.append("cursor", String(args.cursor))
if (HTTPBearer !== undefined) headers.set('authorization', `Bearer ${HTTPBearer}`)

const url = `${baseUrl.replace(/\/+$/, '')}/v1/deals${query.size > 0 ? `?${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(listDealsResponse, await res.json())
};