$pkg_name="chef-infra-client"
$pkg_origin="chef"
$pkg_version=(Get-Content $PLAN_CONTEXT/../VERSION)
$pkg_description="Chef Infra Client is an agent that runs locally on every node that is under management by Chef Infra. This package is binary-only to provide Chef Infra Client executables. It does not define a service to run."
$pkg_maintainer="The Chef Maintainers <maintainers@chef.io>"
$pkg_upstream_url="https://github.com/chef/chef"
$pkg_license=@("Apache-2.0")
$pkg_filename="${pkg_name}-${pkg_version}.zip"
$pkg_bin_dirs=@(
    "bin"
    "vendor/bin"
)
$pkg_deps=@(
  "core/cacerts"
  "chef/ruby31-plus-devkit"
  "chef/chef-powershell-shim"
)
$pkg_build_deps=@( "core/git")

function Invoke-Begin {
    [Version]$hab_version = (hab --version).split(" ")[1].split("/")[0]
    if ($hab_version -lt [Version]"0.85.0" ) {
        Write-Warning "(╯°□°）╯︵ ┻━┻ I CAN'T WORK UNDER THESE CONDITIONS!"
        Write-Warning ":habicat: I'm being built with $hab_version. I need at least Hab 0.85.0, because I use the -IsPath option for setting/pushing paths in SetupEnvironment."
        throw "unable to build: required minimum version of Habitat not installed"
    } else {
        Write-BuildLine ":habicat: I think I have the version I need to build."
    }
}

function Invoke-SetupEnvironment {
    Push-RuntimeEnv -IsPath GEM_PATH "$pkg_prefix/vendor"

    Set-RuntimeEnv APPBUNDLER_ALLOW_RVM "true" # prevent appbundler from clearing out the carefully constructed runtime GEM_PATH
    Set-RuntimeEnv FORCE_FFI_YAJL "ext" # Always use the C-extensions because we use MRI on all the things and C is fast.
    Set-RuntimeEnv -IsPath SSL_CERT_FILE "$(Get-HabPackagePath cacerts)/ssl/cert.pem"
    Set-RuntimeEnv LANG "en_US.UTF-8"
    Set-RuntimeEnv LC_CTYPE "en_US.UTF-8"
}

function Invoke-Download() {
    Write-BuildLine " ** Locally creating archive of latest repository commit at ${HAB_CACHE_SRC_PATH}/${pkg_filename}"
    # source is in this repo, so we're going to create an archive from the
    # appropriate path within the repo and place the generated tarball in the
    # location expected by do_unpack
    try {
        Push-Location (Resolve-Path "$PLAN_CONTEXT/../").Path
        git archive --format=zip --output=${HAB_CACHE_SRC_PATH}\\${pkg_filename} HEAD
        if (-not $?) { throw "unable to create archive of source" }
    } finally {
        Pop-Location
    }
}

function Invoke-Verify() {
    Write-BuildLine " ** Skipping checksum verification on the archive we just created."
    return 0
}

function Invoke-Prepare {
    $env:GEM_HOME = "$pkg_prefix/vendor"

    try {
        Push-Location "${HAB_CACHE_SRC_PATH}/${pkg_dirname}"
        Write-BuildLine " ** Where the hell is 'Gem'?"
        $gem_file = @"
@ECHO OFF
@"%~dp0ruby.exe" "%~dpn0" %*
"@
        $gem_file | Set-Content "$PWD\\gem.bat"
        $env:Path += ";c:\\Program Files\\Git\\bin"
        gem install bundler:2.3.17
        Write-BuildLine " ** Configuring bundler for this build environment"
        bundle config --local without server docgen maintenance pry travis integration ci chefstyle
        if (-not $?) { throw "unable to configure bundler to restrict gems to be installed" }
        bundle config --local retry 5
        bundle config --local silence_root_warning 1
    } finally {
        Pop-Location
    }
}

function Invoke-Build {
    try {
        Push-Location "${HAB_CACHE_SRC_PATH}/${pkg_dirname}"

        $env:_BUNDLER_WINDOWS_DLLS_COPIED = "1"

        Write-BuildLine " ** Using bundler to retrieve the Ruby dependencies"
        bundle install --jobs=3 --retry=3
        if (-not $?) { throw "unable to install gem dependencies" }
        Write-BuildLine " ** 'rake install' any gem sourced as a git reference so they'll look like regular gems."
        foreach($git_gem in (Get-ChildItem "$env:GEM_HOME/bundler/gems")) {
            try {
                Push-Location $git_gem
                Write-BuildLine " -- installing $git_gem"
                # The rest client doesn't have an 'Install' task so it bombs out when we call Rake Install for it
                # Happily, its Rakefile ultimately calls 'gem build' to build itself with. We're doing that here.
                if ($git_gem -match "rest-client"){
                    $gemspec_path = $git_gem.ToString() + "\rest-client.windows.gemspec"
                    gem build $gemspec_path
                    $gem_path = $git_gem.ToString() + "\rest-client*.gem"
                    gem install $gem_path
                }
                else {
                    rake install $git_gem --trace=stdout # this needs to NOT be 'bundle exec'd else bundler complains about dev deps not being installed
                }
                if (-not $?) { throw "unable to install $($git_gem) as a plain old gem" }
            } finally {
                Pop-Location
            }
        }
        Write-BuildLine " ** Running the chef project's 'rake install' to install the path-based gems so they look like any other installed gem."
        $install_attempt = 0
        do {
            Start-Sleep -Seconds 5
            $install_attempt++
            Write-BuildLine "Install attempt $install_attempt"
            bundle exec rake install:local --trace=stdout
        } while ((-not $?) -and ($install_attempt -lt 5))

    } finally {
        Pop-Location
    }
}

function Invoke-Install {
    try {
        Push-Location $pkg_prefix
        $env:BUNDLE_GEMFILE="${HAB_CACHE_SRC_PATH}/${pkg_dirname}/Gemfile"

        foreach($gem in ("chef-bin", "chef", "inspec-core-bin", "ohai")) {
            Write-BuildLine "** generating binstubs for $gem with precise version pins"
            appbundler.bat "${HAB_CACHE_SRC_PATH}/${pkg_dirname}" $pkg_prefix/bin $gem
            if (-not $?) { throw "Failed to create appbundled binstubs for $gem"}
        }
        Remove-StudioPathFrom -File $pkg_prefix/vendor/gems/chef-$pkg_version*/Gemfile
    } finally {
        Pop-Location
    }
}

function Invoke-After {
    # Trim the fat before packaging

    # We don't need the cache of downloaded .gem files ...
    Remove-Item $pkg_prefix/vendor/cache -Recurse -Force
    # ... or bundler's cache of git-ref'd gems
    Remove-Item $pkg_prefix/vendor/bundler -Recurse -Force

    # We don't need the gem docs.
    Remove-Item $pkg_prefix/vendor/doc -Recurse -Force
    # We don't need to ship the test suites for every gem dependency,
    # only Chef's for package verification.
    Get-ChildItem $pkg_prefix/vendor/gems -Filter "spec" -Directory -Recurse -Depth 1 `
        | Where-Object -FilterScript { $_.FullName -notlike "*chef-$pkg_version*" }   `
        | Remove-Item -Recurse -Force
    # Remove the byproducts of compiling gems with extensions
    Get-ChildItem $pkg_prefix/vendor/gems -Include @("gem_make.out", "mkmf.log", "Makefile") -File -Recurse `
        | Remove-Item -Force
}

function Remove-StudioPathFrom {
    Param(
        [Parameter(Mandatory=$true)]
        [String]
        $File
    )
    (Get-Content $File) -replace ($env:FS_ROOT -replace "\\","/"),"" | Set-Content $File
}