Add notification for MiSTer Discord on release

.github/scripts/discord_notify.py

@@ -0,0 +1,65 @@
+#!/usr/bin/env python3
+
+from discord_webhook import DiscordWebhook, DiscordEmbed
+from sys import argv
+import json
+import keepachangelog
+
+GITHUB_USER = "dwhinham"
+GITHUB_REPO = "mt32-pi"
+
+RAW_URL = "https://raw.githubusercontent.com/{}/{}/master".format(
+    GITHUB_USER, GITHUB_REPO
+)
+AVATAR_URL = "{}/images/mt32pi_logo_discord_avatar.png".format(RAW_URL)
+THUMBNAIL_URL = "{}/images/mt32pi_logo_dark.png".format(RAW_URL)
+
+MAX_FIELD_LEN = 1024
+COLOR = 0xEB2188
+
+
+def add_field(embed, changes, field_title, section_name):
+    if section_name in changes:
+        value = "\n".join(["‣ {}".format(change) for change in changes[section_name]])
+        if len(value) > MAX_FIELD_LEN:
+            value = value[: MAX_FIELD_LEN - 3] + "..."
+
+        embed.add_embed_field(name=field_title, value=value, inline=False)
+
+
+if len(argv) < 3:
+    print("Usage: {} [webhook url] [version]".format(argv[0]))
+    exit(1)
+
+webhook_url = argv[1]
+version = argv[2]
+
+changelog = keepachangelog.to_dict("./CHANGELOG.md")
+if version not in changelog:
+    print("Version {} not in changelog!".format(version))
+    exit(1)
+
+changes = changelog[version]
+
+title = "🎹🎶 **{} v{} - {}**".format(
+    GITHUB_REPO, changes["version"], changes["release_date"]
+)
+
+release_url ="https://github.com/{}/{}/releases/tag/v{}".format(GITHUB_USER, GITHUB_REPO, version)
+
+
+webhook = DiscordWebhook(url=webhook_url, username=GITHUB_REPO, avatar_url=AVATAR_URL)
+embed = DiscordEmbed(title=title, url=release_url, color=COLOR)
+embed.set_author(
+    name=GITHUB_USER,
+    url="https://github.com/{}".format(GITHUB_USER),
+    icon_url="https://github.com/{}.png".format(GITHUB_USER),
+)
+embed.set_thumbnail(url=THUMBNAIL_URL)
+
+add_field(embed, changes, "✨ Added:", "added")
+add_field(embed, changes, "✏ Changed:", "changed")
+add_field(embed, changes, "🐛  Fixed:", "fixed")
+
+webhook.add_embed(embed)
+response = webhook.execute()

.github/workflows/ci.yml

@@ -150,7 +150,7 @@ jobs:
     - name: Get version (git tag)
       if: startsWith(github.ref, 'refs/tags/')
       id: get_version
-      run: echo ::set-output name=version::${GITHUB_REF#refs/tags/}
+      run: echo ::set-output name=version::${GITHUB_REF#refs/tags/v}
 
     - name: Create release package
       if: startsWith(github.ref, 'refs/tags/')
@@ -169,3 +169,9 @@ jobs:
       with:
         args: |
             mt32-pi-*.zip
+
+    - name: Notify Discord of release
+      if: startsWith(github.ref, 'refs/tags/')
+      run: |
+        sudo pip3 install keepachangelog discord-webhook
+        .github/scripts/discord_notify.py ${{ secrets.DISCORD_WEBHOOK }} ${{ steps.get_version.outputs.version }}