on:
  issues:
    types: [opened]
  discussion:
    types: [created]

name: Close likely duplicates
permissions: {}

jobs:
  should_run:
    runs-on: ubuntu-latest
    outputs:
      should_run: ${{ steps.should_run.outputs.run }}
    steps:
      - id: should_run
        run: echo "run=${{ github.event_name == 'issues' || github.event.discussion.category.name == 'Feature Request' }}" >> $GITHUB_OUTPUT

  get_body:
    runs-on: ubuntu-latest
    needs: should_run
    if: ${{ needs.should_run.outputs.should_run == 'true' }}
    env:
      EVENT: ${{ toJSON(github.event) }}
    outputs:
      body: ${{ steps.get_body.outputs.body }}
    steps:
      - id: get_body
        run: |
          BODY=$(echo """$EVENT""" | jq -r '.issue // .discussion | .body' | base64 -w 0)
          echo "body=$BODY" >> $GITHUB_OUTPUT

  get_checkbox_json:
    runs-on: ubuntu-latest
    needs: [get_body, should_run]
    if: ${{ needs.should_run.outputs.should_run == 'true' }}
    container:
      image: yshavit/mdq:0.9.0@sha256:4399483ca857fb1a7ed28a596f754c7373e358647de31ce14b79a27c91e1e35e
    outputs:
      checked: ${{ steps.get_checkbox.outputs.checked }}
    steps:
      - id: get_checkbox
        env:
          BODY: ${{ needs.get_body.outputs.body }}
        run: |
          CHECKED=$(echo "$BODY" | base64 -d | /mdq --output json '# I have searched | - [?] Yes' | jq '.items[0].list[0].checked // false')
          echo "checked=$CHECKED" >> $GITHUB_OUTPUT

  close_and_comment:
    runs-on: ubuntu-latest
    needs: [get_checkbox_json, should_run]
    if: ${{ needs.should_run.outputs.should_run == 'true' && needs.get_checkbox_json.outputs.checked != 'true' }}
    permissions:
      issues: write
      discussions: write
    steps:
      - name: Close issue
        if: ${{ github.event_name == 'issues' }}
        env:
          GH_TOKEN: ${{ github.token }}
          NODE_ID: ${{ github.event.issue.node_id }}
        run: |
          gh api graphql \
            -f issueId="$NODE_ID" \
            -f body="This issue has automatically been closed as it is likely a duplicate. We get a lot of duplicate threads each day, which is why we ask you in the template to confirm that you searched for duplicates before opening one. If you're sure this is not a duplicate, please leave a comment and we will reopen the thread if necessary." \
            -f query='
              mutation CommentAndCloseIssue($issueId: ID!, $body: String!) {
                addComment(input: {
                  subjectId: $issueId, 
                  body: $body
                }) {
                  __typename
                }
              
                closeIssue(input: {
                  issueId: $issueId,
                  stateReason: DUPLICATE
                }) {
                  __typename
                }
              }'

      - name: Close discussion
        if: ${{ github.event_name == 'discussion' && github.event.discussion.category.name == 'Feature Request' }}
        env:
          GH_TOKEN: ${{ github.token }}
          NODE_ID: ${{ github.event.discussion.node_id }}
        run: |
          gh api graphql \
            -f discussionId="$NODE_ID" \
            -f body="This discussion has automatically been closed as it is likely a duplicate. We get a lot of duplicate threads each day, which is why we ask you in the template to confirm that you searched for duplicates before opening one. If you're sure this is not a duplicate, please leave a comment and we will reopen the thread if necessary." \
            -f query='
              mutation CommentAndCloseDiscussion($discussionId: ID!, $body: String!) {
                addDiscussionComment(input: {
                  discussionId: $discussionId,
                  body: $body
                }) {
                  __typename
                }
              
                closeDiscussion(input: {
                  discussionId: $discussionId,
                  reason: DUPLICATE
                }) {
                  __typename
                }
              }'