From 852fac3790a01aa89176d4a03fdac63a249339c9 Mon Sep 17 00:00:00 2001
From: Manuel <wtfjoke@livenet.ch>
Date: Sat, 2 Apr 2022 14:45:22 +0200
Subject: [PATCH] Implement getAvailableVersions

---
 .../distributors/coretto-installer.test.ts    | 23 ++++++
 src/distributions/coretto/installer.ts        | 82 +++++++++++++++++++
 src/distributions/coretto/models.ts           | 24 ++++++
 3 files changed, 129 insertions(+)
 create mode 100644 __tests__/distributors/coretto-installer.test.ts
 create mode 100644 src/distributions/coretto/installer.ts
 create mode 100644 src/distributions/coretto/models.ts

diff --git a/__tests__/distributors/coretto-installer.test.ts b/__tests__/distributors/coretto-installer.test.ts
new file mode 100644
index 00000000..c3f28c3b
--- /dev/null
+++ b/__tests__/distributors/coretto-installer.test.ts
@@ -0,0 +1,23 @@
+import { HttpClient } from '@actions/http-client';
+
+import { CorettoDistribution } from '../../src/distributions/coretto/installer';
+import { JavaInstallerOptions } from '../../src/distributions/base-models';
+
+describe('getAvailableVersions', () => {
+  beforeEach(() => {});
+
+  afterEach(() => {});
+
+  it('load available versions', async () => {
+    const distribution = new CorettoDistribution('coretto', {
+      version: '11',
+      architecture: 'x64',
+      packageType: 'jdk',
+      checkLatest: false
+    });
+
+    const availableVersions = await distribution['getAvailableVersions']();
+    expect(availableVersions).not.toBeNull();
+    expect(availableVersions.length).toBe(24);
+  });
+});
diff --git a/src/distributions/coretto/installer.ts b/src/distributions/coretto/installer.ts
new file mode 100644
index 00000000..9f649eed
--- /dev/null
+++ b/src/distributions/coretto/installer.ts
@@ -0,0 +1,82 @@
+import * as core from '@actions/core';
+import * as tc from '@actions/tool-cache';
+import { JavaBase } from '../base-installer';
+import { JavaDownloadRelease, JavaInstallerResults } from '../base-models';
+import { ICorrettoAllAvailableVersions, ICorettoAvailableVersions } from './models';
+
+export class CorettoDistribution extends JavaBase {
+  protected downloadTool(javaRelease: JavaDownloadRelease): Promise<JavaInstallerResults> {
+    throw new Error('Method not implemented.');
+  }
+  protected findPackageForDownload(range: string): Promise<JavaDownloadRelease> {
+    throw new Error('Method not implemented.');
+  }
+
+  private async getAvailableVersions(): Promise<ICorettoAvailableVersions[]> {
+    const platform = this.getPlatformOption();
+    const arch = this.architecture;
+    const imageType = this.packageType;
+
+    console.time('coretto-retrieve-available-versions');
+
+    const availableVersionsUrl =
+      'https://corretto.github.io/corretto-downloads/latest_links/indexmap_with_checksum.json';
+    const fetchResult = await this.http.getJson<ICorrettoAllAvailableVersions>(
+      availableVersionsUrl
+    );
+    if (!fetchResult.result) {
+      throw Error(`Could not fetch latest corretto versions from ${availableVersionsUrl}`);
+    }
+    const availableVersions: ICorettoAvailableVersions[] = [];
+    const eligbleVersions = fetchResult.result[platform][arch][imageType];
+    for (const version in eligbleVersions) {
+      const availableVersion = eligbleVersions[version];
+      for (const fileType in availableVersion) {
+        const availableVersionDetails = availableVersion[fileType];
+        const correttoVersion = this.getCorettoVersionr(availableVersionDetails.resource);
+
+        availableVersions.push({
+          checksum: availableVersionDetails.checksum,
+          checksum_sha256: availableVersionDetails.checksum_sha256,
+          fileType,
+          resource: availableVersionDetails.resource,
+          version: version,
+          correttoVersion
+        });
+      }
+    }
+
+    if (core.isDebug()) {
+      core.startGroup('Print information about available versions');
+      console.timeEnd('coretto-retrieve-available-versions');
+      console.log(`Available versions: [${availableVersions.length}]`);
+      console.log(
+        availableVersions.map(item => `${item.version}: ${item.correttoVersion}`).join(', ')
+      );
+      core.endGroup();
+    }
+
+    return availableVersions;
+  }
+
+  private getPlatformOption(): string {
+    // Coretto has its own platform names so we need to map them
+    switch (process.platform) {
+      case 'darwin':
+        return 'mac';
+      case 'win32':
+        return 'windows';
+      default:
+        return process.platform;
+    }
+  }
+
+  private getCorettoVersionr(resource: string): string {
+    const regex = /(\d+.+)\//;
+    const match = regex.exec(resource);
+    if (match === null) {
+      throw Error(`Could not parse corretto version from ${resource}`);
+    }
+    return match[1];
+  }
+}
diff --git a/src/distributions/coretto/models.ts b/src/distributions/coretto/models.ts
new file mode 100644
index 00000000..d0f9b26b
--- /dev/null
+++ b/src/distributions/coretto/models.ts
@@ -0,0 +1,24 @@
+export interface ICorrettoAllAvailableVersions {
+  [os: string]: {
+    [arch: string]: {
+      [distributionType: string]: {
+        [version: string]: {
+          [fileType: string]: {
+            checksum: string;
+            checksum_sha256: string;
+            resource: string;
+          };
+        };
+      };
+    };
+  };
+}
+
+export interface ICorettoAvailableVersions {
+  version: string;
+  fileType: string;
+  checksum: string;
+  checksum_sha256: string;
+  resource: string;
+  correttoVersion: string;
+}