import { detailFingerprint } from "./autoScanLoop";
import type { CaptureResult, ClickResult, KeyPressResult } from "../types/global";

export type ScanDiagnosticSeverity = "info" | "ok" | "warn" | "error";
type InventoryGrid = NonNullable<CaptureResult["inventoryGrid"]>;
type InventoryCount = NonNullable<CaptureResult["inventoryCount"]>;

export interface ScanDiagnosticEvent {
  id: string;
  at: string;
  phase: string;
  severity: ScanDiagnosticSeverity;
  message: string;
  details?: Record<string, string | number | boolean | null | undefined>;
  capture?: {
    id: string;
    name: string;
    width: number;
    height: number;
    capturedAt: string;
    target?: CaptureResult["captureTarget"];
    fingerprint: string;
    inventoryFingerprint?: string;
    layoutWarning?: string;
    grid?: {
      rows: number;
      cols: number;
      confidence: number;
      source: InventoryGrid["source"];
      targets: number;
    };
    count?: {
      current: number;
      total: number;
      confidence: number;
      source: InventoryCount["source"];
      text: string;
    };
    artifactDetail?: NonNullable<CaptureResult["artifactDetail"]>;
    paimonMenu?: NonNullable<CaptureResult["paimonMenu"]>;
    sanctified?: boolean;
    screenshots?: {
      detail?: string;
      inventory?: string;
      full?: string;
    };
  };
}

export function createScanDiagnosticEvent(input: {
  phase: string;
  severity?: ScanDiagnosticSeverity;
  message: string;
  details?: ScanDiagnosticEvent["details"];
  capture?: CaptureResult | null;
  includeFullScreenshot?: boolean;
}): ScanDiagnosticEvent {
  return {
    id: `${Date.now().toString(36)}-${Math.random().toString(36).slice(2, 8)}`,
    at: new Date().toISOString(),
    phase: input.phase,
    severity: input.severity ?? "info",
    message: input.message,
    details: input.details,
    capture: input.capture ? summarizeCapture(input.capture, Boolean(input.includeFullScreenshot)) : undefined,
  };
}

export function summarizeClickResult(result: ClickResult) {
  return {
    ok: result.ok,
    moved: result.moved,
    clicked: result.clicked,
    inputBlocked: result.inputBlocked,
    focused: result.focused,
    cursor: `${result.cursorX ?? "?"},${result.cursorY ?? "?"}`,
    foreground: result.foregroundProcess,
    target: result.targetProcess,
  };
}

export function summarizeKeyPressResult(result: KeyPressResult | null | undefined) {
  return {
    ok: Boolean(result?.ok),
    key: result?.key,
    inputBlocked: Boolean(result?.inputBlocked),
    focused: Boolean(result?.focused),
    eventsSent: result?.eventsSent ?? 0,
    foreground: result?.foregroundProcess,
    target: result?.targetProcess,
  };
}

function summarizeCapture(capture: CaptureResult, includeFullScreenshot: boolean): NonNullable<ScanDiagnosticEvent["capture"]> {
  return {
    id: capture.id,
    name: capture.name,
    width: capture.width,
    height: capture.height,
    capturedAt: capture.capturedAt,
    target: capture.captureTarget,
    fingerprint: detailFingerprint(capture),
    inventoryFingerprint: capture.inventoryFingerprint,
    layoutWarning: capture.layout?.warning || undefined,
    grid: capture.inventoryGrid
      ? {
          rows: capture.inventoryGrid.rows,
          cols: capture.inventoryGrid.cols,
          confidence: capture.inventoryGrid.confidence,
          source: capture.inventoryGrid.source,
          targets: capture.inventoryGrid.centers.length,
        }
      : undefined,
    count: capture.inventoryCount
      ? {
          current: capture.inventoryCount.current,
          total: capture.inventoryCount.total,
          confidence: capture.inventoryCount.confidence,
          source: capture.inventoryCount.source,
          text: capture.inventoryCount.text,
        }
      : undefined,
    artifactDetail: capture.artifactDetail,
    paimonMenu: capture.paimonMenu,
    sanctified: capture.sanctified,
    screenshots: {
      detail: capture.detailDataUrl,
      inventory: capture.inventoryDataUrl,
      full: includeFullScreenshot ? capture.dataUrl : undefined,
    },
  };
}