vnext: `releases` middleware

* Help android app to find upgrade path

7 files changed, 333 insertions, 3 deletions

diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index be847ff9..9c5d814b 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -79,7 +79,7 @@ jobs:
         with:
           node-version: "18"
       - run: npm ci
-      - run: npm run vnext:test
+      - run: npm run test
       - run: npm run vnext:lint
       - run: npm run vnext:build
       - run: npm run vnext:build:ssr
diff --git a/package-lock.json b/package-lock.json
index 0c48871b..db1a941b 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -74,6 +74,7 @@
         "style-loader": "^4.0.0",
         "stylelint": "^16.8.1",
         "stylelint-config-standard": "^36.0.1",
+        "supertest": "^7.0.0",
         "webpack": "^5.93.0",
         "webpack-cli": "^5.1.4",
         "webpack-dev-server": "^5.0.4"
@@ -6897,6 +6898,12 @@
         "url": "https://github.com/sponsors/ljharb"
       }
     },
+    "node_modules/asap": {
+      "version": "2.0.6",
+      "resolved": "https://registry.npmjs.org/asap/-/asap-2.0.6.tgz",
+      "integrity": "sha512-BSHWgDSAiKs50o2Re8ppvp3seVHXSRM44cdSsT9FfNEUUZLOGWVCsiWaRPWM1Znn+mqZ1OfVZ3z3DWEzSp7hRA==",
+      "dev": true
+    },
     "node_modules/asn1": {
       "version": "0.2.6",
       "resolved": "https://registry.npmjs.org/asn1/-/asn1-0.2.6.tgz",
@@ -7765,6 +7772,15 @@
       "integrity": "sha512-QE33hToZseCH3jS0qN96O/bSh3kaw/h+Tq7ngyY9eWDUnTlTNUyqfqvCXioLe5Na5jFsL78ra/wuBU4iuEgd4w==",
       "dev": true
     },
+    "node_modules/component-emitter": {
+      "version": "1.3.1",
+      "resolved": "https://registry.npmjs.org/component-emitter/-/component-emitter-1.3.1.tgz",
+      "integrity": "sha512-T0+barUSQRTUQASh8bx02dl+DhF54GtIDY13Y3m9oWTklKbb3Wv974meRpeZ3lp1JpLVECWWNHC4vaG2XHXouQ==",
+      "dev": true,
+      "funding": {
+        "url": "https://github.com/sponsors/sindresorhus"
+      }
+    },
     "node_modules/compressible": {
       "version": "2.0.18",
       "resolved": "https://registry.npmjs.org/compressible/-/compressible-2.0.18.tgz",
@@ -7889,6 +7905,12 @@
       "resolved": "https://registry.npmjs.org/cookie-signature/-/cookie-signature-1.0.6.tgz",
       "integrity": "sha512-QADzlaHc8icV8I7vbaJXJwod9HWYp8uCqf1xa4OfNu1T7JVxQIrUgOWtHdNDtPiywmFbiS12VjotIXLrKM3orQ=="
     },
+    "node_modules/cookiejar": {
+      "version": "2.1.4",
+      "resolved": "https://registry.npmjs.org/cookiejar/-/cookiejar-2.1.4.tgz",
+      "integrity": "sha512-LDx6oHrK+PhzLKJU9j5S7/Y3jM/mUHvD/DeI1WQmJn652iPC5Y4TBzC9l+5OMOXlyTTA+SmVUPm0HQUwpD5Jqw==",
+      "dev": true
+    },
     "node_modules/core-js": {
       "version": "3.38.0",
       "resolved": "https://registry.npmjs.org/core-js/-/core-js-3.38.0.tgz",
@@ -8840,6 +8862,16 @@
       "integrity": "sha512-T0NIuQpnTvFDATNuHN5roPwSBG83rFsuO+MXXH9/3N1eFbn4wcPjttvjMLEPWJ0RGUYgQE7cGgS3tNxbqCGM7g==",
       "dev": true
     },
+    "node_modules/dezalgo": {
+      "version": "1.0.4",
+      "resolved": "https://registry.npmjs.org/dezalgo/-/dezalgo-1.0.4.tgz",
+      "integrity": "sha512-rXSP0bf+5n0Qonsb+SVVfNfIsimO4HEtmnIpPHY8Q1UCzKlQrDMfdobr8nJOOsRgWCyMRqeSBQzmWUMq7zvVig==",
+      "dev": true,
+      "dependencies": {
+        "asap": "^2.0.0",
+        "wrappy": "1"
+      }
+    },
     "node_modules/diff-sequences": {
       "version": "29.6.3",
       "resolved": "https://registry.npmjs.org/diff-sequences/-/diff-sequences-29.6.3.tgz",
@@ -10270,6 +10302,12 @@
       "integrity": "sha512-DCXu6Ifhqcks7TZKY3Hxp3y6qphY5SJZmrWMDrKcERSOXWQdMhU9Ig/PYrzyw/ul9jOIyh0N4M0tbC5hodg8dw==",
       "dev": true
     },
+    "node_modules/fast-safe-stringify": {
+      "version": "2.1.1",
+      "resolved": "https://registry.npmjs.org/fast-safe-stringify/-/fast-safe-stringify-2.1.1.tgz",
+      "integrity": "sha512-W+KJc2dmILlPplD/H4K9l9LcAHAfPtP6BY84uVLXQ6Evcz9Lcg33Y2z1IVblT6xdY54PXYVHEv+0Wpq8Io6zkA==",
+      "dev": true
+    },
     "node_modules/fastest-levenshtein": {
       "version": "1.0.16",
       "resolved": "https://registry.npmjs.org/fastest-levenshtein/-/fastest-levenshtein-1.0.16.tgz",
@@ -10541,6 +10579,20 @@
         "node": ">=12.20.0"
       }
     },
+    "node_modules/formidable": {
+      "version": "3.5.1",
+      "resolved": "https://registry.npmjs.org/formidable/-/formidable-3.5.1.tgz",
+      "integrity": "sha512-WJWKelbRHN41m5dumb0/k8TeAx7Id/y3a+Z7QfhxP/htI9Js5zYaEDtG8uMgG0vM0lOlqnmjE99/kfpOYi/0Og==",
+      "dev": true,
+      "dependencies": {
+        "dezalgo": "^1.0.4",
+        "hexoid": "^1.0.0",
+        "once": "^1.4.0"
+      },
+      "funding": {
+        "url": "https://ko-fi.com/tunnckoCore/commissions"
+      }
+    },
     "node_modules/forwarded": {
       "version": "0.2.0",
       "resolved": "https://registry.npmjs.org/forwarded/-/forwarded-0.2.0.tgz",
@@ -11018,6 +11070,15 @@
         "he": "bin/he"
       }
     },
+    "node_modules/hexoid": {
+      "version": "1.0.0",
+      "resolved": "https://registry.npmjs.org/hexoid/-/hexoid-1.0.0.tgz",
+      "integrity": "sha512-QFLV0taWQOZtvIRIAdBChesmogZrtuXvVWsFHZTk2SU+anspqZ2vMnoLg7IE1+Uk16N19APic1BuF8bC8c2m5g==",
+      "dev": true,
+      "engines": {
+        "node": ">=8"
+      }
+    },
     "node_modules/hpack.js": {
       "version": "2.1.6",
       "resolved": "https://registry.npmjs.org/hpack.js/-/hpack.js-2.1.6.tgz",
@@ -19539,6 +19600,51 @@
         "node": "^14.17.0 || ^16.13.0 || >=18.0.0"
       }
     },
+    "node_modules/superagent": {
+      "version": "9.0.2",
+      "resolved": "https://registry.npmjs.org/superagent/-/superagent-9.0.2.tgz",
+      "integrity": "sha512-xuW7dzkUpcJq7QnhOsnNUgtYp3xRwpt2F7abdRYIpCsAt0hhUqia0EdxyXZQQpNmGtsCzYHryaKSV3q3GJnq7w==",
+      "dev": true,
+      "dependencies": {
+        "component-emitter": "^1.3.0",
+        "cookiejar": "^2.1.4",
+        "debug": "^4.3.4",
+        "fast-safe-stringify": "^2.1.1",
+        "form-data": "^4.0.0",
+        "formidable": "^3.5.1",
+        "methods": "^1.1.2",
+        "mime": "2.6.0",
+        "qs": "^6.11.0"
+      },
+      "engines": {
+        "node": ">=14.18.0"
+      }
+    },
+    "node_modules/superagent/node_modules/mime": {
+      "version": "2.6.0",
+      "resolved": "https://registry.npmjs.org/mime/-/mime-2.6.0.tgz",
+      "integrity": "sha512-USPkMeET31rOMiarsBNIHZKLGgvKc/LrjofAnBlOttf5ajRvqiRA8QsenbcooctK6d6Ts6aqZXBA+XbkKthiQg==",
+      "dev": true,
+      "bin": {
+        "mime": "cli.js"
+      },
+      "engines": {
+        "node": ">=4.0.0"
+      }
+    },
+    "node_modules/supertest": {
+      "version": "7.0.0",
+      "resolved": "https://registry.npmjs.org/supertest/-/supertest-7.0.0.tgz",
+      "integrity": "sha512-qlsr7fIC0lSddmA3tzojvzubYxvlGtzumcdHgPwbFWMISQwL22MhM2Y3LNt+6w9Yyx7559VW5ab70dgphm8qQA==",
+      "dev": true,
+      "dependencies": {
+        "methods": "^1.1.2",
+        "superagent": "^9.0.1"
+      },
+      "engines": {
+        "node": ">=14.18.0"
+      }
+    },
     "node_modules/supports-color": {
       "version": "5.5.0",
       "resolved": "https://registry.npmjs.org/supports-color/-/supports-color-5.5.0.tgz",
diff --git a/package.json b/package.json
index 121b943f..9a1b3c96 100644
--- a/package.json
+++ b/package.json
@@ -2,11 +2,10 @@
   "name": "juick",
   "private": true,
   "scripts": {
-    "test": "echo \"Error: no test specified\" && exit 1",
+    "test": "jest",
     "watch": "webpack --watch --mode development",
     "compile": "webpack --mode production",
     "lint": "eslint src/main/assets",
-    "vnext:test": "jest",
     "vnext:build": "webpack -c vnext/webpack.config.js --mode production --progress",
     "vnext:build:ssr": "npm run vnext:build && webpack -c vnext/server/webpack.config.js --mode production",
     "vnext:start-ssr": "npm run vnext:build:ssr && cross-env DEBUG=http node --enable-source-maps public/server.js",
@@ -60,6 +59,7 @@
     "style-loader": "^4.0.0",
     "stylelint": "^16.8.1",
     "stylelint-config-standard": "^36.0.1",
+    "supertest": "^7.0.0",
     "webpack": "^5.93.0",
     "webpack-cli": "^5.1.4",
     "webpack-dev-server": "^5.0.4"
diff --git a/vnext/server/index.js b/vnext/server/index.js
index 16abc8db..692fbd76 100644
--- a/vnext/server/index.js
+++ b/vnext/server/index.js
@@ -9,6 +9,7 @@ import serverRenderer from './middleware/renderer'
 import event from './middleware/event'
 import oembed from './middleware/oembed'
 import urlExpand from './middleware/urlexpand'
+import releases from './middleware/android'
 
 const PORT = process.env.LISTEN_PORT || 8081
 import path from 'path'
@@ -23,6 +24,7 @@ const router = express.Router()
 router.post('/api/v2/sender', event)
 router.get('/api/v2/oembed', oembed)
 router.get('/api/v2/urlexpand', urlExpand)
+router.get('/api/apps/android/releases', releases)
 
 const durov_webhook = webhookPath()
 if (durov_webhook) {
diff --git a/vnext/server/middleware/android.js b/vnext/server/middleware/android.js
new file mode 100644
index 00000000..ae5f8fe8
--- /dev/null
+++ b/vnext/server/middleware/android.js
@@ -0,0 +1,43 @@
+import debug from 'debug'
+var log = debug('android')
+
+import * as legacy_data from './legacy.json'
+
+const releases_url = 'https://api.github.com/repos/Juick/Juick-Android/releases'
+
+/**
+ * Return android releases
+ * @type {import('express').RequestParamHandler}
+ */
+const releases = async (req, res) => {
+    let agent = req.headers['user-agent'] || 'unknown'
+    let android_version = parse_agent_android_sdk_version(agent)
+    log(`releases request from ${android_version || agent}`)
+    if (android_version > 0) {
+        if (is_legacy_android(android_version)) {
+            log('responding with legacy stub')
+            return res.json([legacy_data])
+        } else {
+            log('redirecting to Github')
+            return res.redirect(releases_url)
+        }
+    }
+    return res.json([])
+}
+
+const parse_agent_android_sdk_version = (agent = '') => {
+    let version = agent.split(' ', 3)
+    let is_android_app = version.length == 3 && version[2].startsWith('Android')
+    if (is_android_app) {
+        let android_version = version[2].split('/')
+        let is_valid_version = android_version.length == 2
+        return is_valid_version ? +(android_version[1]) : NaN
+    }
+    return NaN
+}
+
+const is_legacy_android = (version) => {
+    return version < 24
+}
+
+export default releases
diff --git a/vnext/server/middleware/android.spec.js b/vnext/server/middleware/android.spec.js
new file mode 100644
index 00000000..448714ac
--- /dev/null
+++ b/vnext/server/middleware/android.spec.js
@@ -0,0 +1,37 @@
+import request from 'supertest'
+import express from 'express'
+
+import releases from './android'
+
+const app = express()
+app.get('/releases', releases)
+
+describe('Releases helper', () => {
+    it('Should respond with empty array to unknown user agents', async () => {
+        return request(app)
+        .get('/releases')
+        .expect(200)
+        .then(response => {
+            expect(response.body).toStrictEqual([])
+        })
+    })
+    it('Should respond with a single legacy version data to old Android app', async () => {
+        return request(app)
+        .get('/releases')
+        .set('User-Agent', 'Juick/100 okhttp/3.12 Android/19')
+        .expect(200)
+        .then(response => {
+            expect(response.body.length).toBe(1)
+            expect(response.body[0].name).toBe('3.1.216')
+        })
+    })
+    it('Should redirect to Github when Android version is ok', async () => {
+        return request(app)
+        .get('/releases')
+        .set('User-Agent', 'Juick/100 okhttp/3.12 Android/24')
+        .expect(302)
+        .then(response => {
+            expect(response.redirect).toBe(true)
+        })
+    })
+})
diff --git a/vnext/server/middleware/legacy.json b/vnext/server/middleware/legacy.json
new file mode 100644
index 00000000..840708e6
--- /dev/null
+++ b/vnext/server/middleware/legacy.json
@@ -0,0 +1,142 @@
+{
+    "url": "https://api.github.com/repos/juick/Juick-Android/releases/164308344",
+    "assets_url": "https://api.github.com/repos/juick/Juick-Android/releases/164308344/assets",
+    "upload_url": "https://uploads.github.com/repos/juick/Juick-Android/releases/164308344/assets{?name,label}",
+    "html_url": "https://github.com/juick/Juick-Android/releases/tag/v3.1.216",
+    "id": 164308344,
+    "author": {
+        "login": "vitalyster",
+        "id": 1052407,
+        "node_id": "MDQ6VXNlcjEwNTI0MDc=",
+        "avatar_url": "https://avatars.githubusercontent.com/u/1052407?v=4",
+        "gravatar_id": "",
+        "url": "https://api.github.com/users/vitalyster",
+        "html_url": "https://github.com/vitalyster",
+        "followers_url": "https://api.github.com/users/vitalyster/followers",
+        "following_url": "https://api.github.com/users/vitalyster/following{/other_user}",
+        "gists_url": "https://api.github.com/users/vitalyster/gists{/gist_id}",
+        "starred_url": "https://api.github.com/users/vitalyster/starred{/owner}{/repo}",
+        "subscriptions_url": "https://api.github.com/users/vitalyster/subscriptions",
+        "organizations_url": "https://api.github.com/users/vitalyster/orgs",
+        "repos_url": "https://api.github.com/users/vitalyster/repos",
+        "events_url": "https://api.github.com/users/vitalyster/events{/privacy}",
+        "received_events_url": "https://api.github.com/users/vitalyster/received_events",
+        "type": "User",
+        "site_admin": false
+    },
+    "node_id": "RE_kwDOADJkWc4JyyV4",
+    "tag_name": "v3.1.216",
+    "target_commitish": "master",
+    "name": "3.1.216",
+    "draft": false,
+    "prerelease": true,
+    "created_at": "2024-07-07T19:47:32Z",
+    "published_at": "2024-07-07T19:51:29Z",
+    "assets": [
+        {
+            "url": "https://api.github.com/repos/juick/Juick-Android/releases/assets/178215973",
+            "id": 178215973,
+            "node_id": "RA_kwDOADJkWc4Kn1wl",
+            "name": "Juick-free-v3.1.216.apk",
+            "label": null,
+            "uploader": {
+                "login": "vitalyster",
+                "id": 1052407,
+                "node_id": "MDQ6VXNlcjEwNTI0MDc=",
+                "avatar_url": "https://avatars.githubusercontent.com/u/1052407?v=4",
+                "gravatar_id": "",
+                "url": "https://api.github.com/users/vitalyster",
+                "html_url": "https://github.com/vitalyster",
+                "followers_url": "https://api.github.com/users/vitalyster/followers",
+                "following_url": "https://api.github.com/users/vitalyster/following{/other_user}",
+                "gists_url": "https://api.github.com/users/vitalyster/gists{/gist_id}",
+                "starred_url": "https://api.github.com/users/vitalyster/starred{/owner}{/repo}",
+                "subscriptions_url": "https://api.github.com/users/vitalyster/subscriptions",
+                "organizations_url": "https://api.github.com/users/vitalyster/orgs",
+                "repos_url": "https://api.github.com/users/vitalyster/repos",
+                "events_url": "https://api.github.com/users/vitalyster/events{/privacy}",
+                "received_events_url": "https://api.github.com/users/vitalyster/received_events",
+                "type": "User",
+                "site_admin": false
+            },
+            "content_type": "application/vnd.android.package-archive",
+            "state": "uploaded",
+            "size": 7807858,
+            "download_count": 2,
+            "created_at": "2024-07-07T19:51:12Z",
+            "updated_at": "2024-07-07T19:51:25Z",
+            "browser_download_url": "https://github.com/juick/Juick-Android/releases/download/v3.1.216/Juick-free-v3.1.216.apk"
+        },
+        {
+            "url": "https://api.github.com/repos/juick/Juick-Android/releases/assets/178215894",
+            "id": 178215894,
+            "node_id": "RA_kwDOADJkWc4Kn1vW",
+            "name": "Juick-google-v3.1.216.apk",
+            "label": null,
+            "uploader": {
+                "login": "vitalyster",
+                "id": 1052407,
+                "node_id": "MDQ6VXNlcjEwNTI0MDc=",
+                "avatar_url": "https://avatars.githubusercontent.com/u/1052407?v=4",
+                "gravatar_id": "",
+                "url": "https://api.github.com/users/vitalyster",
+                "html_url": "https://github.com/vitalyster",
+                "followers_url": "https://api.github.com/users/vitalyster/followers",
+                "following_url": "https://api.github.com/users/vitalyster/following{/other_user}",
+                "gists_url": "https://api.github.com/users/vitalyster/gists{/gist_id}",
+                "starred_url": "https://api.github.com/users/vitalyster/starred{/owner}{/repo}",
+                "subscriptions_url": "https://api.github.com/users/vitalyster/subscriptions",
+                "organizations_url": "https://api.github.com/users/vitalyster/orgs",
+                "repos_url": "https://api.github.com/users/vitalyster/repos",
+                "events_url": "https://api.github.com/users/vitalyster/events{/privacy}",
+                "received_events_url": "https://api.github.com/users/vitalyster/received_events",
+                "type": "User",
+                "site_admin": false
+            },
+            "content_type": "application/vnd.android.package-archive",
+            "state": "uploaded",
+            "size": 8421195,
+            "download_count": 7,
+            "created_at": "2024-07-07T19:50:49Z",
+            "updated_at": "2024-07-07T19:51:04Z",
+            "browser_download_url": "https://github.com/juick/Juick-Android/releases/download/v3.1.216/Juick-google-v3.1.216.apk"
+        },
+        {
+            "url": "https://api.github.com/repos/juick/Juick-Android/releases/assets/178215877",
+            "id": 178215877,
+            "node_id": "RA_kwDOADJkWc4Kn1vF",
+            "name": "Juick-huawei-v3.1.216.apk",
+            "label": null,
+            "uploader": {
+                "login": "vitalyster",
+                "id": 1052407,
+                "node_id": "MDQ6VXNlcjEwNTI0MDc=",
+                "avatar_url": "https://avatars.githubusercontent.com/u/1052407?v=4",
+                "gravatar_id": "",
+                "url": "https://api.github.com/users/vitalyster",
+                "html_url": "https://github.com/vitalyster",
+                "followers_url": "https://api.github.com/users/vitalyster/followers",
+                "following_url": "https://api.github.com/users/vitalyster/following{/other_user}",
+                "gists_url": "https://api.github.com/users/vitalyster/gists{/gist_id}",
+                "starred_url": "https://api.github.com/users/vitalyster/starred{/owner}{/repo}",
+                "subscriptions_url": "https://api.github.com/users/vitalyster/subscriptions",
+                "organizations_url": "https://api.github.com/users/vitalyster/orgs",
+                "repos_url": "https://api.github.com/users/vitalyster/repos",
+                "events_url": "https://api.github.com/users/vitalyster/events{/privacy}",
+                "received_events_url": "https://api.github.com/users/vitalyster/received_events",
+                "type": "User",
+                "site_admin": false
+            },
+            "content_type": "application/vnd.android.package-archive",
+            "state": "uploaded",
+            "size": 8275073,
+            "download_count": 3,
+            "created_at": "2024-07-07T19:50:27Z",
+            "updated_at": "2024-07-07T19:50:41Z",
+            "browser_download_url": "https://github.com/juick/Juick-Android/releases/download/v3.1.216/Juick-huawei-v3.1.216.apk"
+        }
+    ],
+    "tarball_url": "https://api.github.com/repos/juick/Juick-Android/tarball/v3.1.216",
+    "zipball_url": "https://api.github.com/repos/juick/Juick-Android/zipball/v3.1.216",
+    "body": "* Bugfixes and performance improvements"
+}