# Automatic merging of approved PRs for Zebra
#
# This file can be edited and validated using:
# https://dashboard.mergify.com/github/ZcashFoundation/repo/zebra/config-editor

queue_rules:
  - name: urgent
    # Allow to update/rebase the original pull request if possible to check its mergeability,
    # and it does not create a draft PR if not needed
    allow_inplace_checks: True
    allow_checks_interruption: False
    speculative_checks: 1
    batch_size: 8
    # Wait a short time to embark hotfixes together in a merge train
    batch_max_wait_time: "2 minutes"
    conditions:
      # Mergify automatically applies status check, approval, and conversation rules,
      # which are the same as the GitHub main branch protection rules
      # https://docs.mergify.com/conditions/#about-branch-protection
      - base=main

  - name: batched
    allow_inplace_checks: True
    allow_checks_interruption: True
    speculative_checks: 1
    batch_size: 20
    # Wait for about 10% of the time it takes Rust PRs to run CI (3h)
    batch_max_wait_time: "20 minutes"
    conditions:
      - base=main

pull_request_rules:
  - name: move to urgent queue when CI passes with 1 review and not WIP targeting main
    conditions:
      # This queue handles a PR if:
      # - it targets main
      # - is not in draft
      # - does not include the do-not-merge label
      # - is labeled with Critical priority
      - base=main
      - -draft
      - label!=do-not-merge
      - 'label~=^P-Critical'
    actions:
      queue:
        name: urgent
        method: squash

  - name: move to batched queue when CI passes with 1 review and not WIP targeting main
    conditions:
      # This queue handles a PR if:
      # - it targets main
      # - is not in draft
      # - does not include the do-not-merge label
      # - is labeled with any other priority except Critical, or does not have a priority label,
      #   including automated dependabot PRs.
      #
      # We don't need to check priority labels here, because the rules are evaluated in order:
      # https://docs.mergify.com/configuration/#pull-request-rules      
      - base=main
      - -draft
      - label!=do-not-merge
    actions:
      queue:
        name: batched
        method: squash