//go:build workflows

package main

import "strings"

// fixup is a step to work around a Podman regression introduced by a bad
// container escape mitigation.
var fixup = Step{
	Name: "Fix container filesystem",
	Run:  "rm /var/run && ln -sf ../run /var",
}

// checkout is the standard actions/checkout step.
var checkout = Step{Name: "Checkout", Uses: "actions/checkout@v4"}

// toolchain is a step for setting up the Go toolchain.
var toolchain = Step{
	Name: "Set up Go toolchain",
	Uses: "actions/setup-go@v6",

	With: []KV[any]{
		{"go-version-file", "go.mod"},
	},
}

// newUploadArtifact returns an actions/upload-artifact step uploading
// everything in the result directory as the specified name.
func newUploadArtifact(display, name string) Step {
	return Step{
		Name: "Upload " + display,
		Uses: "actions/upload-artifact@v3",

		With: Map[any]{
			{"name", name},
			{"path", "result/*"},

			{"retention-days", 1},
		},
	}
}

// newCIRequest returns a step for requesting a mbf CI task.
func newCIRequest(display, name, id string) Step {
	return Step{
		Name: "Request " + display,
		ID:   id,
		Run: "HAKUREI_REV=\"$(git rev-parse --short HEAD)\" && " +
			"/rosa/bin/mbf ci " + name + " " +
			". \"$(cat cmd/dist/VERSION)-$HAKUREI_REV\" && " +
			"echo \"rev=$HAKUREI_REV\" >> \"$GITHUB_OUTPUT\"",
	}
}

// download is a step to obtain a hakurei distribution.
var download = Step{
	Name: "Download hakurei distribution",
	ID:   "download",
	Uses: "actions/download-artifact@v3",

	With: []KV[any]{
		{"name", "dist-${{ needs.dist.outputs.rev }}"},
		{"path", "result"},
	},
}

// _download is like download, but with race instrument.
var _download = Step{
	Name: "Download hakurei distribution",
	ID:   "download",
	Uses: "actions/download-artifact@v3",

	With: []KV[any]{
		{"name", "dist-${{ needs.dist-race.outputs.rev }}-race"},
		{"path", "result"},
	},
}

// install is a step to unpack and deploy a hakurei distribution created by a
// step with identifier dist.
var install = Step{
	Name: "Install hakurei",
	Run: "HAKUREI_VERSION=\"$(cat cmd/dist/VERSION)\" && " +
		"tar xf result/hakurei-$HAKUREI_VERSION*-amd64.tar.gz && " +
		"./hakurei-$HAKUREI_VERSION*-amd64/install.sh && " +
		"sudo -u ubuntu hakurei version && " +
		"mkdir /var/empty",
}

// newTestsuite returns a step for running an integration test suite.
func newTestsuite(name, prefix string) Step {
	return Step{
		Name: "Compile and run test suite",
		Run: prefix + "rm -rf result && " +
			"go run -tags=testsuite ./cmd/" + name,
	}
}

// newPackages returns a job for installing the specified packages with
// best-effort caching. Package names must not contain spaces.
func newPackages(rev int, repos []string, packages ...string) Step {
	return Step{
		Name: "Install packages",
		Uses: "awalsh128/cache-apt-pkgs-action@v1",
		With: []KV[any]{
			{"add-repository", strings.Join(repos, " ")},
			{"packages", strings.Join(packages, " ")},
			{"version", rev},
			{"execute_install_scripts", true},
		},
	}
}

// newNixOSTest returns a step for running the named NixOS test.
func newNixOSTest(name string) Step {
	return Step{
		Name: "Run NixOS test",
		Run: "nix build " +
			"--out-link result " +
			"--print-out-paths " +
			"--print-build-logs " +
			"./cmd/hakurei/testsuite#checks.x86_64-linux." + name,
	}
}