name: CI

on:
  push:
  pull_request:
  workflow_dispatch:

jobs:
  hardening:
    timeout-minutes: 720
    runs-on: ubuntu-latest
    strategy:
      matrix:
        pdk: ["sky130A", "sky130B"]
    steps:
      - uses: actions/checkout@v4

      - name: Set up QEMU
        uses: docker/setup-qemu-action@v1

      - name: Set up Docker Buildx
        uses: docker/setup-buildx-action@v1

      - name: Install ChipFoundry CLI
        run: |
          sudo apt-get update
          sudo apt-get install -y python3 python3-pip python3-venv python3-tk
          pip3 install chipfoundry-cli

      - name: Initialize Project
        run: |
          mkdir -p .cf
          python3 <<EOF
          import json
          import os
          from pathlib import Path
          
          project_name = os.path.basename(os.getcwd())
          project_json = Path('.cf/project.json')
          
          data = {
              "project": {
                  "name": project_name,
                  "type": "digital",
                  "user": "chipfoundry",
                  "version": "1.0.0",
                  "user_project_wrapper_hash": "",
                  "submission_state": "Draft"
              }
          }
          
          with open(project_json, 'w') as f:
              json.dump(data, f, indent=2)
          EOF

      - name: Setup Dependencies
        run: |
          cf setup --pdk ${{ matrix.pdk }} --only-openlane --only-pdk

      - name: Harden Designs
        run: |
          set -e
          python3 .github/scripts/get_designs.py --design ${{ github.workspace }}
          for design in $(cat harden_sequence.txt); do
            cf harden $design || exit 1
          done

      - name: Upload Hardened Design
        uses: actions/upload-artifact@v4
        with:
          name: design-${{ matrix.pdk }}
          path: |
            ${{ github.workspace }}/gds
            ${{ github.workspace }}/signoff
            ${{ github.workspace }}/.cf/project.json
          retention-days: 1

  rtl-verification:
    timeout-minutes: 720
    runs-on: ubuntu-latest
    strategy:
      matrix:
        pdk: ["sky130A", "sky130B"]
    steps:
      - uses: actions/checkout@v4

      - name: Set up QEMU
        uses: docker/setup-qemu-action@v1

      - name: Set up Docker Buildx
        uses: docker/setup-buildx-action@v1

      - name: Install ChipFoundry CLI
        run: |
          sudo apt-get update
          sudo apt-get install -y python3 python3-pip python3-venv
          pip3 install chipfoundry-cli

      - name: Initialize Project
        run: |
          mkdir -p .cf
          python3 <<EOF
          import json
          import os
          from pathlib import Path
          
          project_name = os.path.basename(os.getcwd())
          project_json = Path('.cf/project.json')
          
          data = {
              "project": {
                  "name": project_name,
                  "type": "digital",
                  "user": "chipfoundry",
                  "version": "1.0.0",
                  "user_project_wrapper_hash": "",
                  "submission_state": "Draft"
              }
          }
          
          with open(project_json, 'w') as f:
              json.dump(data, f, indent=2)
          EOF

      - name: Setup Dependencies
        run: |
          cf setup --pdk ${{ matrix.pdk }} --only-caravel --only-mcw --only-pdk --only-cocotb

      - name: Configure GPIO (non-interactive)
        run: |
          python3 <<EOF
          import json
          from pathlib import Path
          
          project_json = Path('.cf/project.json')
          with open(project_json) as f:
              data = json.load(f)
          
          # Set default GPIO config (all as user input no pull)
          gpio_config = {}
          for gpio in range(5, 38):
              gpio_config[str(gpio)] = "13'h0402"  # GPIO_MODE_USER_STD_INPUT_NOPULL
          
          data['project']['gpio_config'] = gpio_config
          
          with open(project_json, 'w') as f:
              json.dump(data, f, indent=2)
          EOF

      - name: Run RTL Verification
        run: |
          cf verify --all

  precheck:
    timeout-minutes: 720
    runs-on: ubuntu-latest
    strategy:
      matrix:
        pdk: ["sky130A", "sky130B"]
    needs: [hardening]
    steps:
      - uses: actions/checkout@v4

      - name: Set up QEMU
        uses: docker/setup-qemu-action@v1

      - name: Set up Docker Buildx
        uses: docker/setup-buildx-action@v1

      - name: Install ChipFoundry CLI
        run: |
          sudo apt-get update
          sudo apt-get install -y python3 python3-pip
          pip3 install chipfoundry-cli

      - name: Initialize Project
        run: |
          mkdir -p .cf
          python3 <<EOF
          import json
          import os
          from pathlib import Path
          
          project_name = os.path.basename(os.getcwd())
          project_json = Path('.cf/project.json')
          
          data = {
              "pdk": "${{ matrix.pdk }}",
              "project": {
                  "name": project_name,
                  "type": "digital",
                  "user": "chipfoundry",
                  "version": "1.0.0",
                  "user_project_wrapper_hash": "",
                  "submission_state": "Draft"
              }
          }
          
          with open(project_json, 'w') as f:
              json.dump(data, f, indent=2)
          EOF

      - name: Setup Dependencies
        run: |
          cf setup --pdk ${{ matrix.pdk }} --only-pdk --only-precheck

      - name: Download Hardened Design
        uses: actions/download-artifact@v4
        with:
          name: design-${{ matrix.pdk }}
          path: ${{ github.workspace }}

      - name: Configure GPIO (non-interactive)
        run: |
          python3 <<EOF
          import json
          from pathlib import Path
          
          project_json = Path('.cf/project.json')
          with open(project_json) as f:
              data = json.load(f)
          
          # Set default GPIO config (all as user input no pull)
          gpio_config = {}
          for gpio in range(5, 38):
              gpio_config[str(gpio)] = "13'h0402"  # GPIO_MODE_USER_STD_INPUT_NOPULL
          
          data['project']['gpio_config'] = gpio_config
          
          with open(project_json, 'w') as f:
              json.dump(data, f, indent=2)
          EOF

      - name: Run Precheck
        run: |
          cf precheck