import type { DevToolsSys } from "../../core";
import { type Credentials } from "../credentials";
export { getCustomInstructions } from "./rules-discovery";
import type { CodeGenInputOptions, CodegenSetLastCompletion, CodegenTurn, GenerateCodeEvent, GenerateUserMessage, GetSessionTurnsResult, WorkspaceConfiguration, WorkspaceFolder, EnvironmentVariable, PushChangesArgs, PushChangesOptions, GenerateCompletionStepDevServerState, FusionConfig, GenerateCompletionStepGit } from "#ai-utils";
import type { SessionContext } from "../codegen";
import type { DevServerOrchestrator } from "../launch/dev-server-orchestrator";
export declare const DEFAULT_SOFT_MAX_COMPLETIONS = 100;
export declare const DEFAULT_HARD_MAX_COMPLETIONS = 200;
/**
 * Merges and deduplicates items by name.
 * Built-in items come first, discovered items can override them by name.
 * @param builtIn - Built-in items
 * @param discovered - Discovered items from project
 * @returns Deduplicated array with discovered overriding built-in
 */
export declare function mergeByName<T extends {
    name: string;
}>(builtIn: T[], discovered: T[]): T[];
export declare function getLastGoodTurn(sessionContext: SessionContext): CodegenTurn | undefined;
export declare function getLastUserTurn(sessionContext: SessionContext): CodegenTurn | undefined;
export declare function getLastApplyResultsTurn(sessionContext: SessionContext): CodegenTurn | undefined;
export declare function getLastOne<T>(array: T[]): T | undefined;
export declare function inPlaceRemovePendingTurns(turns: CodegenTurn[]): void;
export declare function restoreConsumedCredit(sys: DevToolsSys, credentials: Credentials, sessionId: string, restoreCredits: number): Promise<void>;
/**
 * Analyzes the payload to identify what's making it large
 */
export declare function analyzePayloadBreakdown(body: CodeGenInputOptions, jsonString: string): Record<string, any>;
export declare function completionStream(sys: DevToolsSys, credentials: Credentials, body: CodeGenInputOptions, signal: AbortSignal, debug: boolean): AsyncGenerator<GenerateCodeEvent, void, unknown>;
export declare function codegenEndpoint(sys: DevToolsSys, credentials: Credentials, endpoint: string, body: Record<string, any>, debug: boolean): Promise<boolean>;
/**
 * Makes a POST request to a codegen endpoint and returns parsed JSON.
 * Returns undefined on failure (no retries, silent failure).
 * Designed for non-critical requests like commit message generation.
 */
export declare function codegenPostJson<T>(credentials: Credentials, endpoint: string, body: Record<string, unknown>, options?: {
    signal?: AbortSignal;
    timeoutMs?: number;
    debug: boolean;
}): Promise<T | undefined>;
export declare function setLastCompletionOfSession(sys: DevToolsSys, credentials: Credentials, data: CodegenSetLastCompletion, debug: boolean): Promise<boolean>;
export declare function getTurnsBySessionId(sys: DevToolsSys, credentials: Credentials, sessionId: string, linear: boolean, debug: boolean, completionIdCursor?: string, signal?: AbortSignal): Promise<GetSessionTurnsResult>;
export declare const parseCLIURL: (url: string | undefined) => {
    id: undefined;
    isInitial: boolean;
} | {
    isInitial: boolean;
    id: string;
};
export declare function getUserContext(sys: DevToolsSys, gitWorkingDirectory?: string): Promise<{
    [x: string]: string | boolean | string[] | undefined;
    client: string;
    clientVersion: string;
    nodeVersion: string;
    systemPlatform: string;
    frameworks: string[];
    systemEOL: string;
    systemArch: string;
    systemShell?: string | undefined;
    inGitRepo?: boolean | undefined;
}>;
export declare function makeAsyncIterator<T>(): readonly [AsyncGenerator<T, void, void>, (event: T) => void, () => void];
export declare function isAGENTSFile(filePath: string): boolean;
export declare function isBaseImportantFile(filePath: string, recommendedRootDir: string): boolean;
export declare function isImportantAgentFile(filePath: string, projectRootDir: string): boolean;
export declare function hasBuildError(text: string): boolean;
/**
 * Loads a workspace configuration from a JSON file
 * @param sys DevToolsSys instance
 * @param workspaceFile Path to the workspace JSON file
 * @returns The workspace configuration and working directory
 */
export declare function loadWorkspace(sys: DevToolsSys, workspaceFile: string): Promise<{
    workspace: WorkspaceConfiguration;
    workingDirectory: string;
}>;
export declare function mergeMessages(messages: GenerateUserMessage[]): GenerateUserMessage;
export declare function mergeUserMessages(currentMessage: GenerateUserMessage, newMessage: GenerateUserMessage): GenerateUserMessage;
export declare function keepAlive(): () => void;
export declare function parseAheadBehind(line: string): {
    ahead: number;
    behind: number;
};
export declare class BashError extends Error {
    readonly code: number | string | undefined;
    readonly stdout: string;
    readonly stderr: string;
    readonly command: string;
    constructor(command: string, code: number | string | undefined, stdout: string, stderr: string, opts?: {
        cause?: Error;
    });
}
export declare class ParentBranchNotFoundError extends Error {
    readonly branchName: string;
    constructor(branchName: string, opts?: {
        cause?: Error;
    });
}
export declare function mergeEnvironmentVariables(envVariables: EnvironmentVariable[], extraEnvVariables: EnvironmentVariable[]): {
    key: string;
    value: string;
    isSecret: boolean;
    placeholder?: boolean | undefined;
    explanation?: string | undefined;
}[];
export declare function processPushChangesArgs(opts: PushChangesArgs): PushChangesOptions;
export declare function getErrorMessage(err: unknown): string;
export declare function waitImmediate(): Promise<void>;
export declare function abortPromise<T extends Promise<any> | undefined>(promise: T, signal: AbortSignal | undefined): T;
export declare function waitRace(promise: Promise<any>, timeout: number): Promise<boolean>;
export declare function newAbortError(reason?: unknown): Error;
export declare function getDevServerStep(devServer: DevServerOrchestrator, fusionConfig: FusionConfig | undefined): GenerateCompletionStepDevServerState;
export declare function moveArrayElement<T>(arr: T[], old_index: number, new_index: number): T[];
export declare function canCollapseWorkspace(workspace: WorkspaceConfiguration | undefined): boolean;
export declare function computeRecommendedRootDir(workspace: WorkspaceConfiguration | undefined): string;
export { getEnvironmentVariablesPrompt } from "#vcp-common/codegen";
/**
 * Converts a folder name to a per-repo GitHub token env var key.
 * e.g. "code" → "GH_TOKEN_CODE", "ai-services" → "GH_TOKEN_AI_SERVICES"
 */
export declare function toGhTokenEnvKey(folderName: string): string;
export declare function generateGitStatusReminder(gitStatus: GenerateCompletionStepGit, gitEnabledFolders: WorkspaceFolder[], context: {
    trigger: "session-start" | "sync-success" | "push-success" | "pull-success";
    syncedBranches?: string[];
    pushedToRemote?: boolean;
}): string;