fix: Handle Discord 2000 char limit by splitting large commit messages into multiple notifications

Author: HMarzban

.github/workflows/discord-activity.yml

@@ -32,19 +32,59 @@ jobs:
         echo 'EOF'
       } >> "$GITHUB_ENV"
 
-   - name: Post to Discord (with full commit list)
-     uses: Ilshidur/action-discord@0.4.0
-     env:
-      DISCORD_WEBHOOK: ${{ secrets.DISCORD_WEBHOOK }}
-     with:
-      args: |
-       🚀 **Push Event**
-       📦 Repository: `${{ github.repository }}`
-       👤 Author: `${{ github.actor }}`
-       🌿 Branch: `${{ env.REF }}`
-       📝 Commits: `${{ env.COUNT }}`
-
-       **Commit List:**
-       ${{ env.COMMITS }}
-
-       🔗 [View Diff](${{ env.COMPARE }})
+   - name: Post to Discord (smart split)
+     run: |
+      HEADER="🚀 **Push Event**
+      📦 Repository: \`${{ github.repository }}\`
+      👤 Author: \`${{ github.actor }}\`
+      🌿 Branch: \`${{ env.REF }}\`
+      📝 Commits: \`${{ env.COUNT }}\`
+      🔗 [View Diff](${{ env.COMPARE }})
+
+      **Commit List:**
+      "
+
+      MAX_LEN=1900  # Leave buffer for safety
+      HEADER_LEN=${#HEADER}
+
+      # Split commits into chunks
+      CURRENT_CHUNK=""
+      CHUNK_NUM=1
+
+      while IFS= read -r line; do
+        TEST_MSG="${HEADER}${CURRENT_CHUNK}${line}"$'\n'
+
+        if [ ${#TEST_MSG} -gt $MAX_LEN ] && [ -n "$CURRENT_CHUNK" ]; then
+          # Send current chunk
+          if [ $CHUNK_NUM -eq 1 ]; then
+            MESSAGE="${HEADER}${CURRENT_CHUNK}"
+          else
+            MESSAGE="**Commit List (continued ${CHUNK_NUM}):**
+      ${CURRENT_CHUNK}"
+          fi
+
+          curl -H "Content-Type: application/json" \
+               -d "{\"content\": $(echo "$MESSAGE" | jq -Rs .)}" \
+               "${{ secrets.DISCORD_WEBHOOK }}"
+
+          sleep 1  # Rate limit protection
+          CHUNK_NUM=$((CHUNK_NUM + 1))
+          CURRENT_CHUNK="${line}"$'\n'
+        else
+          CURRENT_CHUNK="${CURRENT_CHUNK}${line}"$'\n'
+        fi
+      done <<< "${{ env.COMMITS }}"
+
+      # Send final chunk
+      if [ -n "$CURRENT_CHUNK" ]; then
+        if [ $CHUNK_NUM -eq 1 ]; then
+          MESSAGE="${HEADER}${CURRENT_CHUNK}"
+        else
+          MESSAGE="**Commit List (continued ${CHUNK_NUM}):**
+      ${CURRENT_CHUNK}"
+        fi
+
+        curl -H "Content-Type: application/json" \
+             -d "{\"content\": $(echo "$MESSAGE" | jq -Rs .)}" \
+             "${{ secrets.DISCORD_WEBHOOK }}"
+      fi