name: Update models

on:
  schedule:
    - cron: '0 */12 * * *'
  workflow_dispatch:

permissions:
  contents: write

concurrency:
  group: update-models
  cancel-in-progress: false

defaults:
  run:
    shell: bash

jobs:
  update:
    name: Update models

    runs-on: ubuntu-latest

    env:
      RUSTFLAGS: --deny warnings

    steps:
    - uses: actions/checkout@v4
      with:
        persist-credentials: true

    - name: Install Rust Toolchain Components
      uses: dtolnay/rust-toolchain@stable

    - uses: Swatinem/rust-cache@v2

    - name: Cache DuckDB Extensions
      id: duckdb-extensions
      uses: actions/cache@v4
      with:
        path: ~/.duckdb/extensions
        key: duckdb-ext-ubuntu-latest-${{ hashFiles('Cargo.lock') }}

    - name: Install DuckDB Extensions
      if: steps.duckdb-extensions.outputs.cache-hit != 'true'
      run: cargo test --all duckdb

    - name: Write stub config
      run: |
        COYOTE_CONFIG_DIR="$(mktemp -d)"
        printf 'clients:\n  - type: openai\n  - type: claude\n' > "$COYOTE_CONFIG_DIR/config.yaml"
        echo "COYOTE_CONFIG_DIR=$COYOTE_CONFIG_DIR" >> "$GITHUB_ENV"

    - name: Regenerate model catalog
      run: cargo run --release -- --generate-models

    - name: Detect catalog changes
      id: diff
      run: echo "changed=$(git diff --quiet models.yaml && echo false || echo true)" >> "$GITHUB_OUTPUT"

    # The binary built by the regeneration step embedded the OLD models.yaml (the file
    # was rewritten after that build), so rebuild before smoke-testing: cargo tracks
    # include_str! inputs, making this a cheap incremental rebuild of the final crate.
    - name: Rebuild with the refreshed catalog
      if: steps.diff.outputs.changed == 'true'
      run: cargo build --release

    - name: Test
      if: steps.diff.outputs.changed == 'true'
      run: cargo test --all

    - name: Smoke test the refreshed catalog
      if: steps.diff.outputs.changed == 'true'
      run: |
        COUNT=$(./target/release/coyote --list-models | wc -l)
        echo "Listed $COUNT chat models"
        test "$COUNT" -ge 40

    # Pushes made with the default GITHUB_TOKEN do not trigger other workflows,
    # so this push cannot start a workflow loop. The pull --rebase covers a human
    # push landing mid-run; if the race is lost anyway, the next cron run retries.
    - name: Commit and push
      if: steps.diff.outputs.changed == 'true'
      run: |
        git add models.yaml
        git checkout -- .
        git config user.name 'github-actions[bot]'
        git config user.email '41898282+github-actions[bot]@users.noreply.github.com'
        git commit -m 'chore: refresh generated model catalog'
        git pull --rebase origin main
        git push origin main