name: Project Automation (PR)
on:
  pull_request:
    types:
      - opened
      - ready_for_review
      - reopened
      - review_requested
      - closed
      - labeled
      - unlabeled
      - synchronize
jobs:
  pr_automation:
    runs-on: ubuntu-latest
    steps:
      - name: Get project data
        env:
          GITHUB_TOKEN: ${{secrets.PROJECT_AUTOMATION}}
          ORGANIZATION: hugo-toha
          PROJECT_NUMBER: 4
        run: |
          gh api graphql --header 'GraphQL-Features: projects_next_graphql' -f query='
            query($org: String!, $number: Int!) {
              organization(login: $org){
                projectNext(number: $number) {
                  id
                  fields(first:20) {
                    nodes {
                      id
                      name
                      settings
                    }
                  }
                }
              }
            }' -f org="$ORGANIZATION" -F number=$PROJECT_NUMBER > project_data.json

          echo 'PROJECT_ID='$(jq -r '.data.organization.projectNext.id' project_data.json) >> $GITHUB_ENV

          # Read the ID of the "Type" field options
          echo 'TYPE_ID='$(jq -r '.data.organization.projectNext.fields.nodes[]     | select(.name== "Type") |.id' project_data.json) >> $GITHUB_ENV
          echo 'PROJECT_ID='$(jq -r '.data.organization.projectNext.id' project_data.json) >> $GITHUB_ENV
          echo 'TYPE_ID='$(jq -r '.data.organization.projectNext.fields.nodes[]     | select(.name== "Type") |.id' project_data.json) >> $GITHUB_ENV
          echo 'TYPE_BUG='$(jq -r '.data.organization.projectNext.fields.nodes[] | select(.name== "Type") |.settings | fromjson.options[] | select(.name=="Bug")             |.id' project_data.json) >> $GITHUB_ENV
          echo 'TYPE_FEATURE='$(jq -r '.data.organization.projectNext.fields.nodes[]   | select(.name== "Type") |.settings | fromjson.options[] | select(.name=="Feature") |.id' project_data.json) >> $GITHUB_ENV
          echo 'TYPE_ENHANCEMENT='$(jq -r '.data.organization.projectNext.fields.nodes[]   | select(.name== "Type") |.settings | fromjson.options[] | select(.name=="Enhancement") |.id' project_data.json) >> $GITHUB_ENV
          echo 'TYPE_DOCUMENTATION='$(jq -r '.data.organization.projectNext.fields.nodes[]  | select(.name== "Type") |.settings | fromjson.options[] | select(.name=="Documentation")    |.id' project_data.json) >> $GITHUB_ENV
          echo 'TYPE_TRANSLATION='$(jq -r '.data.organization.projectNext.fields.nodes[]  | select(.name== "Type") |.settings | fromjson.options[] | select(.name=="Translation")    |.id' project_data.json) >> $GITHUB_ENV

          # Read the id of the "Status" field options
          echo 'STATUS_ID='$(jq -r '.data.organization.projectNext.fields.nodes[]     | select(.name== "Status") |.id' project_data.json) >> $GITHUB_ENV
          echo 'STATUS_TODO='$(jq -r '.data.organization.projectNext.fields.nodes[]   | select(.name== "Status") |.settings | fromjson.options[] | select(.name=="Todo")    |.id' project_data.json) >> $GITHUB_ENV
          echo 'STATUS_IN_PROGRESS='$(jq -r '.data.organization.projectNext.fields.nodes[]   | select(.name== "Status") |.settings | fromjson.options[] | select(.name=="In Progress")    |.id' project_data.json) >> $GITHUB_ENV
          echo 'STATUS_READY_FOR_REVIEW='$(jq -r '.data.organization.projectNext.fields.nodes[]   | select(.name== "Status") |.settings | fromjson.options[] | select(.name=="Ready for Review")    |.id' project_data.json) >> $GITHUB_ENV
          echo 'STATUS_DONE='$(jq -r '.data.organization.projectNext.fields.nodes[]   | select(.name== "Status") |.settings | fromjson.options[] | select(.name=="Done")    |.id' project_data.json) >> $GITHUB_ENV

      - name: Add PR to project
        env:
          GITHUB_TOKEN: ${{secrets.PROJECT_AUTOMATION}}
          PR_ID: ${{ github.event.pull_request.node_id }}
        run: |
          item_id="$( gh api graphql -f query='
            mutation($project:ID!, $pr:ID!) {
              addProjectNextItem(input: {projectId: $project, contentId: $pr}) {
                projectNextItem {
                  id
                }
              }
            }' -f project="$PROJECT_ID" -f pr="$PR_ID" --jq '.data.addProjectNextItem.projectNextItem.id')"

          echo 'ITEM_ID='$item_id >> $GITHUB_ENV

      - name: Export Labels
        env:
          PR_DATA: ${{ toJson(github.event.pull_request) }}
        run: |
          echo 'LABELS='$(echo "$PR_DATA" | jq -r '[.labels[].name] | join(" ")') >> $GITHUB_ENV

      - name: Set "Type" field
        env:
          GITHUB_TOKEN: ${{secrets.PROJECT_AUTOMATION}}
        run: |
          # Only execute this step if the PR contains at least one label
          if [ "${#LABELS[@]}" -gt 0 ]; then

            # Let by default the type is "Bug"
            OPTION_ID=$TYPE_BUG

            # If it has "feature" label then set the type to "Feature"
            if [[ "${LABELS[*]}" =~ "feature" ]]; then
              OPTION_ID=$TYPE_FEATURE
            fi

            # If it has "enhancement" label then set the type to "Enhancement"
            if [[ "${LABELS[*]}" =~ "enhancement" ]]; then
              OPTION_ID=$TYPE_ENHANCEMENT
            fi

            # If it has "documentation" label then set the type to "Documentation"
            if [[ "${LABELS[*]}" =~ "documentation" ]]; then
              OPTION_ID=$TYPE_DOCUMENTATION
            fi

            # If it has "translation" label then set the type to "Translation"
            if [[ "${LABELS[*]}" =~ "translation" ]]; then
              OPTION_ID=$TYPE_TRANSLATION
            fi

            # Set the "Type" field to appropriate option
            gh api graphql -f query='
              mutation ($project: ID!, $item: ID!, $field: ID!, $opt_id: String!) {
                updateProjectNextItemField(input: {
                  projectId: $project
                  itemId: $item
                  fieldId: $field
                  value: $opt_id
                }) {
                  projectNextItem {
                    id
                  }
                }
              }' -f project="$PROJECT_ID" -f item="$ITEM_ID" -f field="$TYPE_ID" -f opt_id="$OPTION_ID" --silent
          fi

      - name: Set "Status" field
        env:
          GITHUB_TOKEN: ${{secrets.PROJECT_AUTOMATION}}
        run: |
          MERGED=${{github.event.pull_request.merged}}
          STATE=${{github.event.pull_request.state}}
          REVIEWERS=${{github.event.pull_request.requested_reviewers}}
          DRAFT=${{github.event.pull_request.draft}}

          echo "Merged: $MERGED"
          echo "State: $STATE"
          echo "Draft: $DRAFT"
          echo "Reviewer: $REVIEWER"

          OPTION_ID=$STATUS_TODO

          if [[ ("${MERGED}" == "true") || ("${STATE}" == "closed") ]]
          then
            OPTION_ID=$STATUS_DONE
          elif [[ ${#REVIEWERS[@]} -gt 0 ]]
          then
            OPTION_ID=$STATUS_READY_FOR_REVIEW
          else
            OPTION_ID=$STATUS_IN_PROGRESS
          fi

          # Expose the OPTION_ID so that it can be used in later steps
          echo 'PR_STATUS='$OPTION_ID >> $GITHUB_ENV

          gh api graphql -f query='
            mutation ($project: ID!, $item: ID!, $field: ID!, $status_id: String!) {
              updateProjectNextItemField(input: {
                projectId: $project
                itemId: $item
                fieldId: $field
                value: $status_id
              }) {
                projectNextItem {
                  id
                }
              }
            }' -f project="$PROJECT_ID" -f item="$ITEM_ID" -f field="$STATUS_ID" -f status_id="$OPTION_ID" --silent

      - name: Find Linked Issues
        id: linked_issues
        uses: hossainemruz/linked-issues@main
        with:
          pr_url: ${{github.event.pull_request.html_url}}
          format: IssueNumber

      - name: Update Linked Issues Status
        env:
          GITHUB_TOKEN: ${{secrets.PROJECT_AUTOMATION}}
        run: |
          declare -a issues=(${{ steps.linked_issues.outputs.issues }})

          # Loop through the every issues and update their Status to same as the PR Status
          for i in "${issues[@]}"
          do
            # Find the Issue ID
            ISSUE_ID="$(gh api graphql -f query='
              query($owner: String!, $name: String!, $issue_number: Int!) {
                repository(owner: $owner, name: $name) {
                  issue(number: $issue_number) {
                    id
                  }
                }
              }' -f owner="${{github.event.pull_request.head.repo.owner.login}}" -f name="${{github.event.pull_request.head.repo.name}}" -F issue_number=$i --jq='.data.repository.issue.id')"

            # Find the id of the Issue at the project board
            item_id="$( gh api graphql -f query='
              mutation($project:ID!, $pr:ID!) {
                addProjectNextItem(input: {projectId: $project, contentId: $pr}) {
                  projectNextItem {
                    id
                  }
                }
              }' -f project="$PROJECT_ID" -f pr="$ISSUE_ID" --jq '.data.addProjectNextItem.projectNextItem.id')"

            # Update the Issue Status
            gh api graphql -f query='
            mutation ($project: ID!, $item: ID!, $field: ID!, $status_id: String!) {
              updateProjectNextItemField(input: {
                projectId: $project
                itemId: $item
                fieldId: $field
                value: $status_id
              }) {
                projectNextItem {
                  id
                }
              }
            }' -f project="$PROJECT_ID" -f item="$item_id" -f field="$STATUS_ID" -f status_id="$PR_STATUS" --silent
          done
