---
name: Check for dependency updates

on:
    workflow_dispatch:
    schedule:
      # Run once a day
      - cron: '0 7 * * *'

permissions:
    contents: "write"
    pull-requests: "write"

env:
    UPDATECLI_CONFIG_DIR: "${{ github.workspace }}/.github/configs/updatecli.d"
    UPDATECLI_GITHUB_TOKEN: "${{ secrets.GITHUB_TOKEN }}"

jobs:
    updateVersions:
        name: Update the subcharts
        runs-on: "ubuntu-latest"
        permissions:
          contents: write
          id-token: write
        steps:
            - name: Checkout
              uses: actions/checkout@v2

            - name: Install Updatecli
              uses: updatecli/updatecli-action@v2

            - name: Run Updatecli for Loki
              id: update-loki
              run: |
                updatecli apply --config ${UPDATECLI_CONFIG_DIR}/loki.yaml
                if ! git diff --exit-code > /dev/null; then
                  echo "changed=true" >> "${GITHUB_OUTPUT}"
                fi

            - name: Run Updatecli for Alloy
              id: update-grafana-alloy
              run: |
                updatecli apply --config ${UPDATECLI_CONFIG_DIR}/alloy.yaml
                if ! git diff --exit-code > /dev/null; then
                  echo "changed=true" >> "${GITHUB_OUTPUT}"
                fi

            - name: Run Updatecli for Mimir
              id: update-mimir-distributed
              run: |
                updatecli apply --config ${UPDATECLI_CONFIG_DIR}/mimir-distributed.yaml
                if ! git diff --exit-code > /dev/null; then
                  echo "changed=true" >> "${GITHUB_OUTPUT}"
                fi

            - name: Run Updatecli for Tempo
              id: update-tempo-distributed
              run: |
                updatecli apply --config ${UPDATECLI_CONFIG_DIR}/tempo-distributed.yaml
                if ! git diff --exit-code > /dev/null; then
                  echo "changed=true" >> "${GITHUB_OUTPUT}"
                fi

            - name: Run Updatecli for Minio
              id: update-minio
              run: |
                updatecli apply --config ${UPDATECLI_CONFIG_DIR}/minio.yaml
                if ! git diff --exit-code > /dev/null; then
                  echo "changed=true" >> "${GITHUB_OUTPUT}"
                fi

            - id: get-secrets
              uses: grafana/shared-workflows/actions/get-vault-secrets@main
              with:
                # Secrets placed in the ci/repo/grafana/<repo>/<path> path in Vault
                repo_secrets: |
                  APP_ID=github-app:app-id
                  PRIVATE_KEY=github-app:private-key

            - uses: actions/create-github-app-token@v1
              id: app-token
              with:
                app-id: ${{ env.APP_ID }}
                private-key: ${{ env.PRIVATE_KEY }}

            - name: Create pull request
              if: steps.update-loki.outputs.changed == 'true' || steps.update-grafana-alloy.outputs.changed == 'true' || steps.update-mimir-distributed.outputs.changed == 'true' || steps.update-tempo-distributed.outputs.changed == 'true' || steps.update-minio.outputs.changed == 'true'
              uses: peter-evans/create-pull-request@v5
              with:
                title: "[dependency] Update the subcharts"
                body: "Updates the subcharts"
                base: main
                author: "${{ github.actor }} <${{ github.actor }}@users.noreply.github.com>"
                committer: "GitHub <noreply@github.com>"
                commit-message: Update dependencies
                labels: dependencies
                branch: chore/update-dependencies
                delete-branch: true
                team-reviewers: "@grafana/loki-squad"
                token: ${{ steps.app-token.outputs.token }}

    updateGrafana:
        name: Update the Grafana version
        runs-on: "ubuntu-latest"
        permissions:
          contents: write
          id-token: write
        steps:
            - name: Checkout
              uses: actions/checkout@v2

            - name: Install Updatecli
              uses: updatecli/updatecli-action@v2

            - name: Run Updatecli
              id: update-grafana
              run: |
                updatecli apply --config ${UPDATECLI_CONFIG_DIR}/grafana.yaml
                if ! git diff --exit-code > /dev/null; then
                  echo "changed=true" >> "${GITHUB_OUTPUT}"
                fi

            - id: get-secrets
              uses: grafana/shared-workflows/actions/get-vault-secrets@main
              with:
                # Secrets placed in the ci/repo/grafana/<repo>/<path> path in Vault
                repo_secrets: |
                  APP_ID=github-app:app-id
                  PRIVATE_KEY=github-app:private-key

            - uses: actions/create-github-app-token@v1
              id: app-token
              with:
                app-id: ${{ env.APP_ID }}
                private-key: ${{ env.PRIVATE_KEY }}

            - name: Create pull request
              if: steps.update-grafana.outputs.changed == 'true'
              uses: peter-evans/create-pull-request@v5
              with:
                title: "[dependency] Update the Grafana version"
                body: "Updates the Grafana version"
                base: main
                author: "${{ github.actor }} <${{ github.actor }}@users.noreply.github.com>"
                committer: "GitHub <noreply@github.com>"
                commit-message: Update Grafana version
                labels: dependencies
                branch: chore/update-minio
                delete-branch: true
                team-reviewers: "@grafana/loki-squad"
                token: ${{ steps.app-token.outputs.token }}