# TRIGGER: Runs on any push to binaries-windows-x64 or binaries branches.
# ACTION: Builds, unit-tests and saves windows x64 binaries with stack and the default ghc.

name: binaries-windows-x64
on:
  push:
    branches: [ binaries-windows-x64, binaries ]
  workflow_dispatch:

jobs:
  build:
    runs-on: windows-latest
      # arch:  x64
      # image: 

    defaults:
      run:
        shell: bash

    env:
      # use preinstalled ghc 9.12.2
      stack: stack --system-ghc --no-install-ghc --stack-yaml stack912.yaml
      ghc:   9.12.2

    steps:

    - name: Check out
      uses: actions/checkout@v4
      # have to fetch everything for git describe for --version
      with: 
        fetch-depth: 0

    # CACHES

    # Warning: Path Validation Error: Path(s) specified in the action for caching do(es) not exist, hence no cache is being saved.
    # - name: Cache - stack programs dir   # ghc, ghc-included packages and their haddocks, mingw, msys2
    #   id:   stack-programs-dir
    #   uses: actions/cache@v4
    #   with:
    #     path: C:\Users\runneradmin\AppData\Local\Programs\stack\
    #     # which files signal a change in stack's global db ?
    #     # **.yaml includes */package.yaml and stack.yaml* (too many), and hopefully no other changing yamls
    #     key: ${{ runner.os }}-x64-appdata-local-programs-stack-${{ hashFiles('**.yaml') }}
    #     restore-keys: |
    #          ${{ runner.os }}-x64-appdata-local-programs-stack

    - name: Cache - stack global dir
      id:   stack-global-package-db
      uses: actions/cache@v4
      with:
        path: C:\Users\runneradmin\AppData\Roaming\stack\
        key: ${{ runner.os }}-x64-appdata-roaming-stack-${{ env.ghc }}-${{ hashFiles('**.yaml') }}
        restore-keys: |
             ${{ runner.os }}-x64-appdata-roaming-stack-${{ env.ghc }}

    - name: Cache - ./.stack-work
      uses: actions/cache@v4
      with:
        path: .stack-work
        key: ${{ runner.os }}-x64-stack-work-${{ env.ghc }}-${{ hashFiles('**.yaml') }}
        restore-keys: |
             ${{ runner.os }}-x64-stack-work-${{ env.ghc }}

    - name: Cache - hledger-lib/.stack-work
      uses: actions/cache@v4
      with:
        path: hledger-lib/.stack-work
        key: ${{ runner.os }}-x64-hledger-lib-stack-work-${{ env.ghc }}-${{ hashFiles('hledger-lib/package.yaml') }}
        restore-keys: |
             ${{ runner.os }}-x64-hledger-lib-stack-work-${{ env.ghc }}

    - name: Cache - hledger/.stack-work
      uses: actions/cache@v4
      with:
        path: hledger/.stack-work
        key: ${{ runner.os }}-x64-hledger-stack-work-${{ env.ghc }}-${{ hashFiles('hledger/package.yaml') }}
        restore-keys: |
             ${{ runner.os }}-x64-hledger-stack-work-${{ env.ghc }}

    - name: Cache - hledger-ui/.stack-work
      uses: actions/cache@v4
      with:
        path: hledger-ui/.stack-work
        key: ${{ runner.os }}-x64-hledger-ui-stack-work-${{ env.ghc }}-${{ hashFiles('hledger-ui/package.yaml') }}
        restore-keys: |
             ${{ runner.os }}-x64-hledger-ui-stack-work-${{ env.ghc }}

    - name: Cache - hledger-web/.stack-work
      uses: actions/cache@v4
      with:
        path: hledger-web/.stack-work
        key: ${{ runner.os }}-x64-hledger-web-stack-work-${{ env.ghc }}-${{ hashFiles('hledger-web/package.yaml') }}
        restore-keys: |
             ${{ runner.os }}-x64-hledger-web-stack-work-${{ env.ghc }}

    # actions

    - name: Install haskell deps
      run: |
        $stack build --test --only-dependencies --verbosity=error

    - name: List dep versions
      run: |
        $stack exec -- ghc-pkg list

    - name: Build all hledger modules warning free, optimised and minimised
      run: |
        $stack install --test --force-dirty --ghc-options=-fforce-recomp --ghc-options=-Werror
      # --ghc-options=-split-sections doesn't work on windows, "too many sections"

    # artifacts:

    - name: Gather binaries
      run: |
        mkdir tmp
        cp /C/Users/runneradmin/AppData/Roaming/local/bin/hledger.exe tmp
        cp /C/Users/runneradmin/AppData/Roaming/local/bin/hledger-ui.exe tmp
        cp /C/Users/runneradmin/AppData/Roaming/local/bin/hledger-web.exe tmp
        strip tmp/hledger.exe
        strip tmp/hledger-ui.exe
        strip tmp/hledger-web.exe
        tmp/hledger --version
        tmp/hledger-ui --version
        tmp/hledger-web --version
      # Guessing these are not likely to be used on windows.
      # cp hledger/embeddedfiles/*.1 tmp
      # cp hledger/embeddedfiles/*.info tmp
      # cp hledger/shell-completion/hledger-completion.bash tmp
             
    - name: Create binaries artifact
      uses: actions/upload-artifact@v4
      with:
        name: hledger-windows-x64
        path: |
          tmp/hledger.exe
          tmp/hledger-ui.exe
          tmp/hledger-web.exe