import {z} from 'zod'

export type Currency = string;

export type BudgetPlannedLimit = {[key: string]: {amount: Currency}};

export type BudgetPlannedLimits = {monthly: BudgetPlannedLimit};

export type WithId = {id: string};

export type BudgetAlertsValue = 'Y' | 'N';

export type BudgetAlerts = {[key: string]: BudgetAlertsValue};

export type BudgetUpdate = {name?: string | undefined, planned_limits?: BudgetPlannedLimits | undefined, view?: WithId | undefined, alerts?: BudgetAlerts | undefined};

export type PatchApiV2BudgetsBudgetIdArgs = {'cloudzero-idempotency-key'?: string | undefined, 'cloudzero-test-key'?: string | undefined, budget_id: string, body: BudgetUpdate};

export type PatchApiV2BudgetsBudgetIdOptions = {baseUrl?: string | undefined, APIKeyAuth?: string | undefined, fetch?: typeof fetch | undefined};

export const currency = z.string();

export const budgetPlannedLimit = z.record(z.string(), z.object({amount: currency}));

export const budgetPlannedLimits = z.object({monthly: budgetPlannedLimit});

export const withId = z.object({id: z.string()});

export const budgetAlertsValue = z.enum(["Y", "N"]);

export const budgetAlerts = z.record(z.string(), budgetAlertsValue);

export const epoch = z.string();

export const budgetsCostType = z.literal("real_cost");

export const budgetsGranularity = z.literal("monthly");

export const budget = z.object({name: z.string(), planned_limits: budgetPlannedLimits, view: withId, alerts: budgetAlerts.optional(), id: z.string(), created: epoch, last_updated: epoch, cost_type: budgetsCostType, granularity: budgetsGranularity});

export const patchApiV2BudgetsBudgetIdResponse = z.object({budget: budget.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
};

/**
 * Update a single Budget
 * 
 * PATCH /v2/budgets/{budget_id}
 */
export const patchApiV2BudgetsBudgetId = async (args: PatchApiV2BudgetsBudgetIdArgs, options?: PatchApiV2BudgetsBudgetIdOptions) => {
const {baseUrl = "https://api.cloudzero.com", fetch: fetchFn = fetch, APIKeyAuth} = options ?? {}

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

if (args['cloudzero-idempotency-key'] != null) headers.set("cloudzero-idempotency-key", String(args['cloudzero-idempotency-key']))
if (args['cloudzero-test-key'] != null) headers.set("cloudzero-test-key", String(args['cloudzero-test-key']))
if (APIKeyAuth !== undefined) headers.set("Authorization", APIKeyAuth)

const url = `${baseUrl.replace(/\/+$/, '')}/v2/budgets/${encodeURIComponent(String(args.budget_id))}${query.size > 0 ? `?${query}` : ''}`

const res = await fetchFn(url, {method: "PATCH", 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(patchApiV2BudgetsBudgetIdResponse, await res.json())
};