From b2c60a0a6abc895a0afa1dedffee9cd2cd1960e7 Mon Sep 17 00:00:00 2001
From: Ryan Harg <ryan.harg@mailbox.org>
Date: Mon, 8 Jul 2024 14:22:53 +0200
Subject: [PATCH] Introduce optional release title prefix

---
 app/src/main/kotlin/de/rpr/githubreleases/App.kt      |  2 +-
 app/src/main/kotlin/de/rpr/githubreleases/Config.kt   |  1 +
 .../kotlin/de/rpr/githubreleases/feed/FeedService.kt  |  3 ++-
 .../de/rpr/githubreleases/feed/FeedServiceTest.kt     | 11 ++++++++++-
 config.json.template                                  |  1 +
 5 files changed, 15 insertions(+), 3 deletions(-)

diff --git a/app/src/main/kotlin/de/rpr/githubreleases/App.kt b/app/src/main/kotlin/de/rpr/githubreleases/App.kt
index 5a79501..8fdb8ed 100644
--- a/app/src/main/kotlin/de/rpr/githubreleases/App.kt
+++ b/app/src/main/kotlin/de/rpr/githubreleases/App.kt
@@ -41,7 +41,7 @@ class App(
 
             val existingReleases = releaseRepo.getExistingReleases(account.repo)
             val feedService = FeedService(account.repo, httpClient)
-            val newReleases = feedService.getNewReleases(existingReleases)
+            val newReleases = feedService.getNewReleases(existingReleases, account.releasePrefix ?: "")
             val publisher = publishers.forName(account.name)
             val publishedReleases = publisher.sendReleases(newReleases)
             releaseRepo.save(publishedReleases)
diff --git a/app/src/main/kotlin/de/rpr/githubreleases/Config.kt b/app/src/main/kotlin/de/rpr/githubreleases/Config.kt
index 6824ad2..b2cca34 100644
--- a/app/src/main/kotlin/de/rpr/githubreleases/Config.kt
+++ b/app/src/main/kotlin/de/rpr/githubreleases/Config.kt
@@ -13,6 +13,7 @@ class Config(configInputStream: InputStream) {
     data class Account(
         private val accountName: String?,
         private val github: String?,
+        val releasePrefix: String? = null,
         private val mastodonInstance: String?,
         private val mastodonAccessToken: String?,
     ) {
diff --git a/app/src/main/kotlin/de/rpr/githubreleases/feed/FeedService.kt b/app/src/main/kotlin/de/rpr/githubreleases/feed/FeedService.kt
index 26c29de..41fe97a 100644
--- a/app/src/main/kotlin/de/rpr/githubreleases/feed/FeedService.kt
+++ b/app/src/main/kotlin/de/rpr/githubreleases/feed/FeedService.kt
@@ -20,12 +20,13 @@ class FeedService(
             httpClient = httpClient,
         )
 
-    fun getNewReleases(existingReleases: Releases): Releases {
+    fun getNewReleases(existingReleases: Releases, releasePrefix: String): Releases {
         log("Consuming releases feed for ${githubRepo.repoPath}")
 
         val feedReader = syndication.create(FeedReader::class.java)
         return feedReader.readAtom()
             .items
+            ?.filter { it.title.startsWith(releasePrefix) }
             ?.map {
                 val created = OffsetDateTime.parse(it.lastUpdatedTime)
                 val link = it.links!!.first().href!!
diff --git a/app/src/test/kotlin/de/rpr/githubreleases/feed/FeedServiceTest.kt b/app/src/test/kotlin/de/rpr/githubreleases/feed/FeedServiceTest.kt
index 669b936..d8f1095 100644
--- a/app/src/test/kotlin/de/rpr/githubreleases/feed/FeedServiceTest.kt
+++ b/app/src/test/kotlin/de/rpr/githubreleases/feed/FeedServiceTest.kt
@@ -1,8 +1,11 @@
 package de.rpr.githubreleases.feed
 
 import assertk.assertThat
+import assertk.assertions.containsExactly
 import assertk.assertions.doesNotContain
+import assertk.assertions.hasSize
 import de.rpr.githubreleases.model.GithubRepo
+import de.rpr.githubreleases.model.Releases
 import de.rpr.githubreleases.model.asCollection
 import de.rpr.githubreleases.testRelease
 import io.kotest.core.spec.style.DescribeSpec
@@ -36,8 +39,14 @@ class FeedServiceTest : DescribeSpec({
 
         it("should only return new releases") {
             val feedService = FeedService(GithubRepo("navidrome/navidrome"), httpClient)
-            val result = feedService.getNewReleases(testRelease.copy(id = "v0.50.2").asCollection())
+            val result = feedService.getNewReleases(testRelease.copy(id = "v0.50.2").asCollection(),"")
             assertThat(result.map { it.id }).doesNotContain("v0.50.2")
         }
+
+        it("should only return correctly prefixed new releases") {
+            val feedService = FeedService(GithubRepo("navidrome/navidrome"), httpClient)
+            val result = feedService.getNewReleases(Releases(),"v0.47")
+            assertThat(result.map { it.id }).containsExactly("v0.47.5")
+        }
     }
 })
\ No newline at end of file
diff --git a/config.json.template b/config.json.template
index aa9e277..b4fcb26 100644
--- a/config.json.template
+++ b/config.json.template
@@ -3,6 +3,7 @@
     {
       "accountName": "example",
       "github": "{githubUsername}/${githubRepoName}",
+      "releasePrefix": "{someTitlePrefix}",
       "mastodonInstance": "{example.com}",
       "mastodonAccessToken": "{accessToken}"
     }