import { Repository } from './repository';
import { Commit } from './commit';
import { PullRequest } from './pull-request';
import { ReleasePullRequest } from './release-pull-request';
import { Update } from './update';
import { Release } from './release';
import { GitHubFileContents } from '@google-automations/git-file-utils';
import { PullRequestOverflowHandler } from './util/pull-request-overflow-handler';
export interface ScmFileDiff {
    readonly mode: '100644' | '100755' | '040000' | '160000' | '120000';
    readonly content: string | null;
    readonly originalContent: string | null;
}
export type ScmChangeSet = Map<string, ScmFileDiff>;
export interface ScmCommitIteratorOptions {
    maxResults?: number;
    backfillFiles?: boolean;
    batchSize?: number;
}
export interface ScmReleaseIteratorOptions {
    maxResults?: number;
}
export interface ScmTagIteratorOptions {
    maxResults?: number;
}
export interface ScmCreatePullRequestOptions {
    fork?: boolean;
    draft?: boolean;
}
export interface ScmUpdatePullRequestOptions {
    signoffUser?: string;
    fork?: boolean;
    pullRequestOverflowHandler?: PullRequestOverflowHandler;
}
export interface ScmReleaseOptions {
    draft?: boolean;
    prerelease?: boolean;
    forceTag?: boolean;
}
export interface ScmRelease {
    id: number;
    name?: string;
    tagName: string;
    sha: string;
    notes?: string;
    url: string;
    draft?: boolean;
    uploadUrl?: string;
}
export interface ScmTag {
    name: string;
    sha: string;
}
export interface Scm {
    readonly repository: Repository;
    getFileContents(path: string): Promise<GitHubFileContents>;
    getFileContentsOnBranch(path: string, branch: string): Promise<GitHubFileContents>;
    getFileJson<T>(path: string, branch: string): Promise<T>;
    findFilesByFilename(filename: string, prefix?: string): Promise<string[]>;
    findFilesByFilenameAndRef(filename: string, ref: string, prefix?: string): Promise<string[]>;
    findFilesByGlob(glob: string, prefix?: string): Promise<string[]>;
    findFilesByGlobAndRef(glob: string, ref: string, prefix?: string): Promise<string[]>;
    findFilesByExtension(extension: string, prefix?: string): Promise<string[]>;
    findFilesByExtensionAndRef(extension: string, ref: string, prefix?: string): Promise<string[]>;
    commitsSince(targetBranch: string, filter: (commit: Commit) => boolean, options?: ScmCommitIteratorOptions): Promise<Commit[]>;
    mergeCommitIterator(targetBranch: string, options?: ScmCommitIteratorOptions): AsyncGenerator<Commit, void, void>;
    pullRequestIterator(targetBranch: string, status?: 'OPEN' | 'CLOSED' | 'MERGED', maxResults?: number, includeFiles?: boolean): AsyncGenerator<PullRequest, void, void>;
    releaseIterator(options?: ScmReleaseIteratorOptions): AsyncGenerator<ScmRelease, void, void>;
    tagIterator(options?: ScmTagIteratorOptions): AsyncGenerator<ScmTag, void, void>;
    createPullRequest(pullRequest: PullRequest, targetBranch: string, message: string, updates: Update[], options?: ScmCreatePullRequestOptions): Promise<PullRequest>;
    updatePullRequest(number: number, pullRequest: ReleasePullRequest, targetBranch: string, options?: ScmUpdatePullRequestOptions): Promise<PullRequest>;
    getPullRequest(number: number): Promise<PullRequest>;
    createRelease(release: Release, options?: ScmReleaseOptions): Promise<ScmRelease>;
    commentOnIssue(comment: string, number: number): Promise<string>;
    removeIssueLabels(labels: string[], number: number): Promise<void>;
    addIssueLabels(labels: string[], number: number): Promise<void>;
    generateReleaseNotes(tagName: string, targetCommitish: string, previousTag?: string): Promise<string>;
    createFileOnNewBranch(filename: string, contents: string, newBranchName: string, baseBranchName: string): Promise<string>;
    buildChangeSet(updates: Update[], defaultBranch: string): Promise<ScmChangeSet>;
}