name: CI

on:
  # Allows manual triggering
  workflow_dispatch:
    inputs:
      create_release:
        description: 'Create new release'
        required: true
        type: boolean
  push:
    paths: ['.github/workflows/**', '**/CMakeLists.txt', '**/Makefile', '**/*.h', '**/*.c', '**/*.cpp']
  pull_request:
    types: [opened, synchronize, edited, reopened, review_requested, ready_for_review]
    paths: ['**/CMakeLists.txt', '**/Makefile', '**/*.h', '**/*.c', '**/*.cpp']

env:
 BRANCH_NAME: ${{ github.head_ref || github.ref_name }}

jobs:
  ubuntu-latest-make:
    runs-on: ubuntu-latest

    steps:
      - name: Clone
        id: checkout
        uses: actions/checkout@v1

      - name: Dependencies
        id: depends
        run: |
          sudo apt-get update
          sudo apt-get install build-essential

      - name: Build
        id: make_build
        run: |
          make

  ubuntu-latest-cmake:
    runs-on: ubuntu-latest

    steps:
      - name: Clone
        id: checkout
        uses: actions/checkout@v1

      - name: Dependencies
        id: depends
        run: |
          sudo apt-get update
          sudo apt-get install build-essential zip

      - name: Build
        id: cmake_build
        run: |
          mkdir build
          cd build
          cmake -DBUILD_SHARED_LIBS=ON ..
          cmake --build . --config Release

      - name: Get commit hash
        id: commit
        if: ${{ ( github.event_name == 'push' && github.ref == 'refs/heads/master' ) || github.event.inputs.create_release == 'true' }}
        uses: pr-mpt/actions-commit-hash@v2

      - name: Fetch system info
        id: system-info
        run: |
          echo "CPU_ARCH=`uname -m`" >> "$GITHUB_OUTPUT"
          echo "OS_NAME=`lsb_release -s -i`" >> "$GITHUB_OUTPUT"
          echo "OS_VERSION=`lsb_release -s -r`" >> "$GITHUB_OUTPUT"
          echo "OS_TYPE=`uname -s`" >> "$GITHUB_OUTPUT"

      - name: Pack artifacts
        id: pack_artifacts
        if: ${{ ( github.event_name == 'push' && github.ref == 'refs/heads/master' ) || github.event.inputs.create_release == 'true' }}
        run: |
          zip -j rwkv-${{ env.BRANCH_NAME }}-${{ steps.commit.outputs.short }}-bin-${{ steps.system-info.outputs.OS_TYPE }}-${{ steps.system-info.outputs.OS_NAME }}-${{ steps.system-info.outputs.OS_VERSION }}-${{ steps.system-info.outputs.CPU_ARCH }}.zip ./build/librwkv.so

      - name: Upload artifacts
        if: ${{ ( github.event_name == 'push' && github.ref == 'refs/heads/master' ) || github.event.inputs.create_release == 'true' }}
        uses: actions/upload-artifact@v3
        with:
          path: |
            rwkv-${{ env.BRANCH_NAME }}-${{ steps.commit.outputs.short }}-bin-${{ steps.system-info.outputs.OS_TYPE }}-${{ steps.system-info.outputs.OS_NAME }}-${{ steps.system-info.outputs.OS_VERSION }}-${{ steps.system-info.outputs.CPU_ARCH }}.zip

  macOS-latest-make:
    runs-on: macos-latest

    steps:
      - name: Clone
        id: checkout
        uses: actions/checkout@v1

      - name: Dependencies
        id: depends
        run: |
          brew update

      - name: Build
        id: make_build
        run: |
          make

  macOS-latest-cmake:
    runs-on: macOS-latest

    steps:
      - name: Clone
        id: checkout
        uses: actions/checkout@v1

      - name: Dependencies
        id: depends
        run: |
          brew update
          brew install zip

      - name: Build
        id: cmake_build
        run: |
          mkdir build
          cd build
          cmake -DBUILD_SHARED_LIBS=ON -DRWKV_AVX2=OFF ..
          cmake --build . --config Release

      - name: Get commit hash
        id: commit
        if: ${{ ( github.event_name == 'push' && github.ref == 'refs/heads/master' ) || github.event.inputs.create_release == 'true' }}
        uses: pr-mpt/actions-commit-hash@v2

      - name: Fetch system info
        id: system-info
        run: |
          echo "CPU_ARCH=`uname -m`" >> "$GITHUB_OUTPUT"
          echo "OS_NAME=`sw_vers -productName`" >> "$GITHUB_OUTPUT"
          echo "OS_VERSION=`sw_vers -productVersion`" >> "$GITHUB_OUTPUT"
          echo "OS_TYPE=`uname -s`" >> "$GITHUB_OUTPUT"

      - name: Pack artifacts
        id: pack_artifacts
        if: ${{ ( github.event_name == 'push' && github.ref == 'refs/heads/master' ) || github.event.inputs.create_release == 'true' }}
        run: |
          zip -j rwkv-${{ env.BRANCH_NAME }}-${{ steps.commit.outputs.short }}-bin-${{ steps.system-info.outputs.OS_TYPE }}-${{ steps.system-info.outputs.OS_NAME }}-${{ steps.system-info.outputs.OS_VERSION }}-${{ steps.system-info.outputs.CPU_ARCH }}.zip ./build/librwkv.dylib

      - name: Upload artifacts
        if: ${{ ( github.event_name == 'push' && github.ref == 'refs/heads/master' ) || github.event.inputs.create_release == 'true' }}
        uses: actions/upload-artifact@v3
        with:
          path: |
            rwkv-${{ env.BRANCH_NAME }}-${{ steps.commit.outputs.short }}-bin-${{ steps.system-info.outputs.OS_TYPE }}-${{ steps.system-info.outputs.OS_NAME }}-${{ steps.system-info.outputs.OS_VERSION }}-${{ steps.system-info.outputs.CPU_ARCH }}.zip

  windows-latest-cmake:
    runs-on: windows-latest

    strategy:
      matrix:
        include:
         - build: 'avx2'
           defines: ''
         - build: 'avx'
           defines: '-DRWKV_AVX2=OFF'
         - build: 'avx512'
           defines: '-DRWKV_AVX512=ON'

    steps:
      - name: Clone
        id: checkout
        uses: actions/checkout@v1

      - name: Build
        id: cmake_build
        run: |
          mkdir build
          cd build
          cmake .. -DBUILD_SHARED_LIBS=ON ${{ matrix.defines }}
          cmake --build . --config Release

      - name: Check AVX512F support
        id: check_avx512f
        if: ${{ matrix.build == 'avx512' }}
        continue-on-error: true
        run: |
          cd build
          $vcdir = $(vswhere -latest -products * -requires Microsoft.VisualStudio.Component.VC.Tools.x86.x64 -property installationPath)
          $msvc = $(join-path $vcdir $('VC\Tools\MSVC\'+$(gc -raw $(join-path $vcdir 'VC\Auxiliary\Build\Microsoft.VCToolsVersion.default.txt')).Trim()))
          $cl =  $(join-path $msvc 'bin\Hostx64\x64\cl.exe')
          echo 'int main(void){unsigned int a[4];__cpuid(a,7);return !(a[1]&65536);}' >> avx512f.c
          & $cl /O2 /GS- /kernel avx512f.c /link /nodefaultlib /entry:main
          .\avx512f.exe && echo "AVX512F: YES" && ( echo HAS_AVX512F=1 >> $env:GITHUB_ENV ) || echo "AVX512F: NO"

      - name: Test
        id: cmake_test
        # Test AVX-512 only when possible
        if: ${{ matrix.build != 'avx512' || env.HAS_AVX512F == '1' }}
        run: |
          cd build
          ctest -C Release --verbose

      - name: Get commit hash
        id: commit
        if: ${{ ( github.event_name == 'push' && github.ref == 'refs/heads/master' ) || github.event.inputs.create_release == 'true' }}
        uses: pr-mpt/actions-commit-hash@v2

      - name: Pack artifacts
        id: pack_artifacts
        if: ${{ ( github.event_name == 'push' && github.ref == 'refs/heads/master' ) || github.event.inputs.create_release == 'true' }}
        run: |
          7z a rwkv-${{ env.BRANCH_NAME }}-${{ steps.commit.outputs.short }}-bin-win-${{ matrix.build }}-x64.zip .\build\bin\Release\*

      - name: Upload artifacts
        if: ${{ ( github.event_name == 'push' && github.ref == 'refs/heads/master' ) || github.event.inputs.create_release == 'true' }}
        uses: actions/upload-artifact@v3
        with:
          path: |
            rwkv-${{ env.BRANCH_NAME }}-${{ steps.commit.outputs.short }}-bin-win-${{ matrix.build }}-x64.zip

  release:
    if: ${{ ( github.event_name == 'push' && github.ref == 'refs/heads/master' ) || github.event.inputs.create_release == 'true' }}

    runs-on: ubuntu-latest

    needs:
      - ubuntu-latest-make
      - ubuntu-latest-cmake
      - macOS-latest-make
      - macOS-latest-cmake
      - windows-latest-cmake

    steps:
      - name: Download artifacts
        id: download-artifact
        uses: actions/download-artifact@v3

      - name: Get commit hash
        id: commit
        uses: pr-mpt/actions-commit-hash@v2

      - name: Create release
        id: create_release
        uses: anzz1/action-create-release@v1
        env:
          GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
        with:
          tag_name: ${{ env.BRANCH_NAME }}-${{ steps.commit.outputs.short }}

      - name: Upload release
        id: upload_release
        uses: actions/github-script@v3
        with:
          github-token: ${{secrets.GITHUB_TOKEN}}
          script: |
            const path = require('path');
            const fs = require('fs');
            const release_id = '${{ steps.create_release.outputs.id }}';
            for (let file of await fs.readdirSync('./artifact')) {
              if (path.extname(file) === '.zip') {
                console.log('uploadReleaseAsset', file);
                await github.repos.uploadReleaseAsset({
                  owner: context.repo.owner,
                  repo: context.repo.repo,
                  release_id: release_id,
                  name: file,
                  data: await fs.readFileSync(`./artifact/${file}`)
                });
              }
            }