name: CI
on:
  repository_dispatch:
  workflow_dispatch:
  push:
    branches:
      - master
    tags:
      - "*.*.*"
  pull_request:
    types:
      - opened
      - synchronize

env:
  CARGO_TERM_COLOR: always

jobs:
  test:
    runs-on: ubuntu-latest
    steps:
      - uses: actions/checkout@v4
      - uses: dtolnay/rust-toolchain@stable
      - uses: taiki-e/install-action@nextest
      - uses: Swatinem/rust-cache@v2
      - name: Run tests
        run: make test

  lint:
    runs-on: ubuntu-latest
    steps:
      - uses: actions/checkout@v4
      - uses: dtolnay/rust-toolchain@stable
        with:
          components: clippy
      - uses: Swatinem/rust-cache@v2
      - name: Run cargo fmt (check if all code is rustfmt-ed)
        uses: actions-rs/cargo@v1
        with:
          command: fmt
          args: --all -- --check
      - name: Run cargo clippy (deny warnings)
        uses: actions-rs/cargo@v1
        with:
          command: clippy
          # --all-targets makes it lint tests too
          args: --all-targets --all-features -- -D warnings

  publish-check:
    runs-on: ubuntu-latest
    steps:
      - uses: actions/checkout@v4
      - name: cargo fetch
        uses: actions-rs/cargo@v1
        with:
          command: fetch
      - name: cargo publish lychee-lib
        uses: actions-rs/cargo@v1
        env:
          CARGO_REGISTRY_TOKEN: ${{ secrets.CARGO_REGISTRY_TOKEN }}
        with:
          command: publish
          args: --dry-run --manifest-path lychee-lib/Cargo.toml

      # Can't check lychee binary as it depends on the lib above
      # and `--dry-run` doesn't allow unpublished crates yet.
      # https://github.com/rust-lang/cargo/issues/1169
      # `cargo-publish-all` is a solution but it doesn't work with
      # Rust edition 2021.
      # Therefore skip the check for now, which is probably fine
      # because the binary is just a small wrapper around the CLI
      # anyway.
      #
      # - name: cargo publish lychee
      #   uses: actions-rs/cargo@v1
      #   env:
      #     CARGO_REGISTRY_TOKEN: ${{ secrets.CARGO_REGISTRY_TOKEN }}
      #   with:
      #     command: publish
      #     args: --dry-run --manifest-path lychee-bin/Cargo.toml

  publish:
    if: startsWith(github.ref, 'refs/tags/')
    needs:
      - test
      - lint
      - check-feature-flags
      - publish-check
    runs-on: ubuntu-latest
    steps:
      - uses: actions/checkout@v4

      - name: cargo fetch
        uses: actions-rs/cargo@v1
        with:
          command: fetch

      # If there was an issue with the build pipeline, the lib might
      # already be published but the binary not. In that case, we
      # want to skip over the lib publishing step.
      - name: Check if lychee-lib is already published
        id: check-release
        run: |
          VERSION=$(cargo pkgid --manifest-path lychee-lib/Cargo.toml | cut -d "#" -f2)
          if cargo search lychee-lib | grep -q \"$VERSION\"; then
            echo "Lychee-lib version $VERSION is already published. Skipping."
            echo "published=true" >> $GITHUB_OUTPUT
          else
            echo "published=false" >> $GITHUB_OUTPUT
          fi

      - name: cargo publish lychee-lib
        if: steps.check-release.outputs.published == 'false'
        uses: actions-rs/cargo@v1
        env:
          CARGO_REGISTRY_TOKEN: ${{ secrets.CARGO_REGISTRY_TOKEN }}
        with:
          command: publish
          args: --manifest-path lychee-lib/Cargo.toml

      - name: Wait for crates.io publication
        run: sleep 60s
        shell: bash

      - name: cargo publish lychee
        uses: actions-rs/cargo@v1
        env:
          CARGO_REGISTRY_TOKEN: ${{ secrets.CARGO_REGISTRY_TOKEN }}
        with:
          command: publish
          args: --manifest-path lychee-bin/Cargo.toml

  check-feature-flags:
    runs-on: ubuntu-latest
    steps:
      - uses: actions/checkout@v4
      - uses: dtolnay/rust-toolchain@stable
      - uses: Swatinem/rust-cache@v2
      - name: Check that rustls-tls feature doesn't depend on OpenSSL
        run: test -z "$( cargo tree --package lychee --no-default-features --features rustls-tls --prefix none | sed -n '/^openssl-sys /p' )"
      - name: Run cargo check with default features
        uses: actions-rs/cargo@v1
        with:
          command: check
          args: --workspace --all-targets
      - name: Run cargo check with all features
        uses: actions-rs/cargo@v1
        with:
          command: check
          args: --workspace --all-targets --all-features
      - name: Run cargo check with rustls-tls feature
        uses: actions-rs/cargo@v1
        with:
          command: check
          args: --workspace --all-targets --no-default-features --features rustls-tls