name: Clear cache

on:
  schedule:
    - cron: "0 0 1 * *" # Run at midnight on the first day of every month
  workflow_dispatch:

# Restrict permissions by default
permissions:
  actions: write # Required for cache management

jobs:
  clear-cache:
    name: Clear cache
    runs-on: ubuntu-latest
    timeout-minutes: 10
    steps:
      - name: Clear cache
        uses: actions/github-script@3a2844b7e9c422d3c10d287c895573f7108da1b3 # v9.0.0
        with:
          script: |
            console.log("Starting cache cleanup...")
            const caches = await github.rest.actions.getActionsCacheList({
              owner: context.repo.owner,
              repo: context.repo.repo,
            })

            let deletedCount = 0
            for (const cache of caches.data.actions_caches) {
              console.log(`Deleting cache: ${cache.key} (${cache.size_in_bytes} bytes)`)
              try {
                await github.rest.actions.deleteActionsCacheById({
                  owner: context.repo.owner,
                  repo: context.repo.repo,
                  cache_id: cache.id,
                })
                deletedCount++
              } catch (error) {
                console.error(`Failed to delete cache ${cache.key}: ${error.message}`)
              }
            }
            console.log(`Cache cleanup completed. Deleted ${deletedCount} caches.`)