name: Extension Issue Handling
on:
  issues:
    types: [opened, labeled]

jobs:
  handle-extension-issues:
    runs-on: ubuntu-latest
    steps:
      - name: Check Issue Content
        id: check-issue
        env:
          ISSUE_TITLE: ${{ github.event.issue.title }}
          ISSUE_BODY: ${{ github.event.issue.body }}
        run: |
          # Regex patterns for extension-related issues
          EXTENSION_REGEX_PATTERNS=(
            # Extension not working (more flexible match)
            ".*(\w+)\s*(extension)?\s*(not working|doesn't work|does not work|cant work|can't work).*"
            
            # No extension available
            ".*(no|can't find|cannot find|missing).*extension.*"

            # No repo or repositories available
            ".*(no|can't find|cannot find|missing).*repo(s)?\s*(available|found|accessible).*"
            
            # Specific server/stream issues
            ".*(no streams|server).*(available|working).*"
            
            # Variants of extension problems
            ".*{.*}.*not working.*"
            ".*{.*}.*extension.*(issue|problem).*"
          )
          
          # Convert to lowercase for case-insensitive matching
          LOWER_TITLE=$(echo "$ISSUE_TITLE" | tr '[:upper:]' '[:lower:]')
          LOWER_BODY=$(echo "$ISSUE_BODY" | tr '[:upper:]' '[:lower:]')
          
          # Flag to track issue type
          IS_EXTENSION_ISSUE=false
          IS_NO_EXTENSION_ISSUE=false
          
          # Check title and body against regex patterns
          for pattern in "${EXTENSION_REGEX_PATTERNS[@]}"; do
            if [[ "$LOWER_TITLE" =~ $pattern ]] || [[ "$LOWER_BODY" =~ $pattern ]]; then
              IS_EXTENSION_ISSUE=true
              
              # Special check for no extensions available
              if [[ "$LOWER_TITLE" =~ "no extension" ]] || [[ "$LOWER_TITLE" =~ "can't find extension" ]]; then
                IS_NO_EXTENSION_ISSUE=true
              fi
              
              break
            fi
          done
          
          # Explicitly output boolean values
          if [ "$IS_EXTENSION_ISSUE" = true ]; then
            echo "is_extension_issue=true" >> $GITHUB_OUTPUT
          else
            echo "is_extension_issue=false" >> $GITHUB_OUTPUT
          fi
          
          if [ "$IS_NO_EXTENSION_ISSUE" = true ]; then
            echo "is_no_extension_issue=true" >> $GITHUB_OUTPUT
          else
            echo "is_no_extension_issue=false" >> $GITHUB_OUTPUT
          fi

      - name: Comment and Close Extension Issue
        if: steps.check-issue.outputs.is_extension_issue == 'true'
        uses: actions/github-script@v6
        with:
          github-token: ${{secrets.GITHUB_TOKEN}}
          script: |
            const issueNumber = context.issue.number;
            
            // Check if it's a "No Extension" issue
            if (${{ steps.check-issue.outputs.is_no_extension_issue }}) {
              // DMCA notice message
              await github.rest.issues.createComment({
                owner: context.repo.owner,
                repo: context.repo.repo,
                issue_number: issueNumber,
                body: "# Automated Message\n" +
                "On 13 June 2024, the official Aniyomi repository got a DMCA notice and had to remove all of their extensions. Because of this, we will not be providing anyone with any links or extensions to avoid legal problems.\n" +
                "# How to add repos?\n" +
                "Although we do not give or maintain any repositories, we support adding custom repository links to your Dantotsu. \n" +
                "Go to `Profile > Settings > Extensions` then paste your anime or manga links there.\n" +
                "# How to find repos?\n" +
                "It's very easy. Search on Google. But remember that the URL must end with <u><b>index.min.json</b></u> or else it won't work.\n" +
                "`TLDR: We will not give repo links.`"
              });
            } else {
              // Standard extension issue message
              await github.rest.issues.createComment({
                owner: context.repo.owner,
                repo: context.repo.repo,
                issue_number: issueNumber,
                body: `Dantotsu doesn't maintain extensions.
                If the extension doesn't work we cannot help you. 
                Contact the owner of Respective Repo for extension-related problems`
              });
            }
            
            // Close the issue
            await github.rest.issues.update({
              owner: context.repo.owner,
              repo: context.repo.repo,
              issue_number: issueNumber,
              state: 'closed'
            });