fix(debian): get package name from Package field in control file

src/deb/deb-builder.mts

@@ -52,10 +52,23 @@ function iterateDebs(repo: DebRepo, callback: (distribution: string, component:
 	});
 }
 
+/**
+ * See {@link https://www.debian.org/doc/manuals/debian-faq/pkg-basics.en.html#pkgname|"Why are Debian package file names so long?"}
+ * @param name Package name,
+ *	should be taken from {@link https://www.debian.org/doc/debian-policy/ch-controlfields.html#s-f-package|`Package`} field in case of binary packages
+ * @param version Package version,
+ *	should be taken from {@link https://www.debian.org/doc/debian-policy/ch-controlfields.html#s-f-version|`Version`} field.
+ *	It could include `debian_revision` part
+ * @param arch Debian machine architecture this binary package was build for,
+ *	should be taken from {@link https://www.debian.org/doc/debian-policy/ch-controlfields.html#s-f-architecture|`Architecture`} field
+ */
+function binaryPackageFileName(name: string, version: string, arch: string): string {
+	return `${name}-${version}_${arch}.deb`;
+}
+
 export interface Config {
 	out: string,
 	gpgKeyName: string;
-	applicationName: string;
 	origin: string;
 	repo: DebRepo;
 }
@@ -95,10 +108,6 @@ export class DebBuilder implements Deployer {
 		console.log(this);
 	}
 
-	private debFileName(version: string, arch: string): string {
-		return `${this.config.applicationName}-${version}_${arch}.deb`;
-	}
-
 	// eslint-disable-next-line max-params
 	private async makeReleaseFileAndSign(distribution: string, component: string, arch: string, indices: BinaryPackageIndexDescription[]): Promise<void> {
 		let releaseContent = ReleaseFileTemplate
@@ -154,8 +163,9 @@ export class DebBuilder implements Deployer {
 				.on('finish', () => {
 					const controlMetaContent = readFileSync(path.join(whereExtract, 'control'), 'utf-8').replaceAll(':', '=');
 					const controlMeta = ini.parse(controlMetaContent);
-					const arch = controlMeta['Architecture'];
+					const name = controlMeta['Package'];
 					const version = controlMeta['Version'];
+					const arch = controlMeta['Architecture'];
 
 					const archesSet = this.archesByDistComp.get(`${distribution}/${component}`);
 
@@ -165,22 +175,26 @@ export class DebBuilder implements Deployer {
 						this.archesByDistComp.set(`${distribution}/${component}`, new Set<string>([arch]));
 					}
 
+					const fileName = binaryPackageFileName(name, version, arch);
+
 					const targetMetaPath = path.join(this.distsPath,
 						distribution,
 						component,
 						`binary-${arch}`,
-						`${this.debFileName(version, arch)}.meta`);
+						`${fileName}.meta`,
+					);
 					createDir(path.dirname(targetMetaPath));
 					renameSync(path.join(whereExtract, 'control'), targetMetaPath);
 
 					removeDir(whereExtract);
 
 					const debPath = path.join(this.poolPath,
 						component,
-						`${this.config.applicationName[0]}`,
-						this.config.applicationName,
+						`${name[0]}`,
+						name,
 						distribution,
-						this.debFileName(version, arch));
+						fileName,
+					);
 					const relativeDebPath = path.relative(this.rootPath, debPath).replace(/\\/gu, '/');
 					const debSize = controlTar.headers['content-range']?.split('/')[1];
 					const sha1 = controlTar.headers['x-checksum-sha1'];