import {z} from 'zod'

export type MicroInteractionExperimentalConfig = {scrollWithin?: string | undefined};

export type VisualAnalysisConfigPartitionDirection = 'vertical' | 'horizontal' | 'bidirectional';

export type VisualAnalysisConfigResultSelectionStrategy = 'first' | 'bestMatch' | 'auto';

export type VisualAnalysisConfigScope = 'viewport' | 'page' | 'scan' | 'auto';

export type VisualAnalysisConfig = {maxScanScrolls?: number | undefined, overlapPercentage?: number | undefined, partitionDirection?: VisualAnalysisConfigPartitionDirection | undefined, resultSelectionStrategy?: VisualAnalysisConfigResultSelectionStrategy | undefined, scanScrollDelay?: number | undefined, scope?: VisualAnalysisConfigScope | undefined};

export type BrowserWaitNavigationConfigWaitUntil = 'load' | 'domcontentloaded' | 'networkidle0' | 'networkidle2';

export type BrowserWaitNavigationConfig = {timeoutSeconds?: number | undefined, waitUntil?: BrowserWaitNavigationConfigWaitUntil | undefined};

export type MicroInteractionConfigWithExperimental = {experimental?: MicroInteractionExperimentalConfig | undefined, visualAnalysis?: VisualAnalysisConfig | undefined, waitForNavigationConfig?: BrowserWaitNavigationConfig | undefined};

export type CreateApiV1SessionsSessionIdWindowsWindowIdHoverArgs = {sessionId: string, windowId: string, body: {clientRequestId?: string | undefined, configuration?: MicroInteractionConfigWithExperimental | undefined, costThresholdCredits?: number | undefined, elementDescription: string, timeThresholdSeconds?: number | undefined}};

export type CreateApiV1SessionsSessionIdWindowsWindowIdHoverOptions = {baseUrl?: string | undefined, defaultValue?: string | undefined, fetch?: typeof fetch | undefined};

export const aiResponseEnvelope = z.object({modelResponse: z.string()});

export const issue = z.object({code: z.string().optional(), details: z.record(z.string(), z.unknown()).optional(), message: z.string(), reason: z.string().optional()});

export const clientProvidedResponseMetadata = z.object({clientRequestId: z.string().optional()});

export const screenshotMetadataFormat = z.enum(["base64", "url"]);

export const screenshotScrollPosition = z.object({left: z.number().int(), top: z.number().int()});

export const screenshotViewportDimensions = z.object({height: z.number().int(), width: z.number().int()});

export const screenshotMetadata = z.object({dataUrl: z.string().optional(), fileId: z.string().optional(), fileName: z.string().optional(), format: screenshotMetadataFormat.optional(), scrollPosition: screenshotScrollPosition.optional(), signedDownloadUrl: z.string().optional(), urlExpiry: z.string().optional(), viewportDimensions: screenshotViewportDimensions.optional()});

export const externalSessionAiResponseMetadataStatus = z.enum(["success", "partial", "failure"]);

export const externalSessionAiResponseMetadataUsage = z.object({credits: z.number().int(), id: z.string()});

export const externalSessionAiResponseMetadata = z.object({clientProvided: clientProvidedResponseMetadata.optional(), requestId: z.string().optional(), screenshots: z.array(screenshotMetadata).optional(), status: externalSessionAiResponseMetadataStatus, usage: externalSessionAiResponseMetadataUsage});

export const aiPromptResponse = z.object({data: aiResponseEnvelope, errors: z.array(issue).optional(), meta: externalSessionAiResponseMetadata, warnings: z.array(issue).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
};

/**
 * Hover
 * 
 * POST /v1/sessions/{sessionId}/windows/{windowId}/hover
 */
export const createApiV1SessionsSessionIdWindowsWindowIdHover = async (args: CreateApiV1SessionsSessionIdWindowsWindowIdHoverArgs, options?: CreateApiV1SessionsSessionIdWindowsWindowIdHoverOptions) => {
const {baseUrl = "https://api.airtop.ai/api", fetch: fetchFn = fetch, defaultValue} = options ?? {}

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

if (defaultValue !== undefined) headers.set('authorization', `Bearer ${defaultValue}`)

const url = `${baseUrl.replace(/\/+$/, '')}/v1/sessions/${encodeURIComponent(String(args.sessionId))}/windows/${encodeURIComponent(String(args.windowId))}/hover${query.size > 0 ? `?${query}` : ''}`

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