package main

import (
	"os"
	"os/exec"
	"path/filepath"
	"strings"
	"testing"
)

func TestMultiModuleExampleSetupUsesCurrentSourceTool(t *testing.T) {
	root := cliRepositoryRoot(t)
	repository := newCLIRepository(t)
	copyExampleTree(t, filepath.Join(root, "examples", "multi-module"), repository)
	const module = "gitea.maximumdirect.net/eric/ReleaseKit"
	environment := append(os.Environ(), "GOTOOLCHAIN=local", "GOWORK=off", "GOPROXY=off", "GOSUMDB=off", "GOFLAGS=")
	goCommand := func(directory string, args ...string) string {
		t.Helper()
		command := exec.Command("go", args...)
		command.Dir, command.Env = directory, environment
		output, err := command.CombinedOutput()
		if err != nil {
			t.Fatalf("go %q: %v\n%s", args, err, output)
		}
		return string(output)
	}
	selections := []struct {
		directory, profile, product, version string
	}{
		{".", "releasekit-root.json", "Example Consumer", "v1.2.3"},
		{"integrations/ckconfig", "releasekit-ckconfig.json", "Example Consumer Integration", "v1.2.3"},
		{"integrations/core/v2", "releasekit-core-v2.json", "Example Consumer Core v2", "v2.1.0"},
	}
	for _, selected := range selections {
		directory := filepath.Join(repository, filepath.FromSlash(selected.directory))
		if selected.directory != "integrations/core/v2" {
			writeRepositoryFile(t, repository, selected.directory+"/source.go", "package candidate\n")
		}
		goCommand(directory, "mod", "edit", "-require="+module+"@v0.0.0", "-replace="+module+"="+root, "-tool="+module+"/cmd/releasekit")
		goCommand(directory, "mod", "tidy")
		writeRepositoryFile(t, repository, selected.directory+"/docs/releases/"+selected.version+".md", "# "+selected.product+" "+selected.version+"\n\nSource verification fixture.\n")
	}
	cliGitRun(t, repository, "add", ".")
	cliGitRun(t, repository, "commit", "-m", "Select current source in disposable example")
	for _, selected := range selections {
		output := goCommand(filepath.Join(repository, filepath.FromSlash(selected.directory)), "tool", "releasekit", "check", "--config", selected.profile, selected.version)
		if !strings.Contains(output, "is valid") {
			t.Fatalf("source-selected check output=%s", output)
		}
	}
	if status := cliGitOutput(t, repository, "status", "--porcelain"); status != "" {
		t.Fatalf("source verification changed committed fixture: %s", status)
	}
}