'use client';

import { PgIdentifier } from "./pg-identifier.mjs";
import { z } from "zod";

//#region src/sql/database.d.ts
declare const PostgresVersion: z.core.$ZodBranded<z.ZodString, "PostgresVersion", "out">;
type PostgresVersion = z.infer<typeof PostgresVersion>;
interface PostgresTransaction {
  /**
   * Exec a query and return the result as an array of objects.
   */
  exec<T>(query: string, params?: unknown[]): Promise<T[]>;
}
/**
 * A shared interface for all postgres connections.
 * This is required to allow interop between pglite and regular postgres drivers
 */
interface Postgres extends PostgresTransaction {
  transaction<T>(callback: (tx: PostgresTransaction) => Promise<T>): Promise<T>;
  cursor?<T>(query: string, params?: unknown[], options?: {
    size?: number;
  }): AsyncGenerator<T, void, unknown>;
  serverNum(): Promise<PostgresVersion>;
}
type PostgresConnectionInput = {
  url: string;
};
type PostgresFactory = (input: PostgresConnectionInput) => Postgres;
declare const StageId: unique symbol;
type PostgresStageId = number & {
  [StageId]: "StageId";
};
type PostgresStage = "Seq Scan" | "Limit" | "Bitmap Heap Scan" | "Bitmap Index Scan" | "Index Only Scan" | "Index Scan" | "BitmapOr";
type PostgresExplainStageCommon = {
  "Node Type": PostgresStage;
  "Node Id": PostgresStageId;
  Plans?: PostgresExplainStage[];
  "Plan Width": number;
  "Total Cost": number;
};
type PostgresExplainStage = (PostgresExplainStageCommon & {
  "Node Type": "Index Scan";
  "Index Name": string;
  "Relation Name": string;
  Alias: string;
  "Rows Removed by Filter": number;
}) | (PostgresExplainStageCommon & {
  "Node Type": "Seq Scan";
  "Relation Name": string;
  Filter?: string;
  "Actual Rows": number;
  "Actual Loops": number;
  "Rows Removed by Filter": number;
}) | (PostgresExplainStageCommon & {
  "Node Type": "Bitmap Heap Scan";
  "Relation Name": string;
  Filter?: string;
  "Actual Rows": number;
  "Actual Loops": number;
  "Rows Removed by Filter": number;
}) | (PostgresExplainStageCommon & {
  "Node Type": "Bitmap Index Scan";
  "Index Name": string;
  Filter?: string;
  "Actual Rows": number;
  "Actual Loops": number;
  "Rows Removed by Filter": number;
}) | (PostgresExplainStageCommon & {
  "Node Type": "Index Only Scan";
  "Index Name": string;
  Filter?: string;
  "Actual Rows": number;
  "Actual Loops": number;
  "Rows Removed by Filter": number;
}) | PostgresExplainStageCommon;
/** Zod schema for PostgresExplainStage — validates common fields, passes through variant-specific ones. */
declare const PostgresExplainStageSchema: z.ZodType<PostgresExplainStage>;
type PostgresExplainResult = {
  "QUERY PLAN": {
    Plan: PostgresExplainStage;
  }[];
};
/**
 * Drops a disabled index. Rollsback if it fails for any reason
 * @returns Did dropping the index succeed?
 */
declare function dropIndex(tx: PostgresTransaction, index: PgIdentifier): Promise<boolean>;
//#endregion
export { Postgres, PostgresConnectionInput, PostgresExplainResult, PostgresExplainStage, PostgresExplainStageCommon, PostgresExplainStageSchema, PostgresFactory, PostgresStage, PostgresStageId, PostgresTransaction, PostgresVersion, dropIndex };
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