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path: root/internal/deployment/deployment.go
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package deployment

import (
	"os/exec"

	"github.com/thepeterstone/claudomator/internal/task"
	"github.com/thepeterstone/claudomator/internal/version"
)

// Status describes whether the currently-deployed server includes a set of fix commits.
type Status struct {
	DeployedCommit string           `json:"deployed_commit"`
	FixCommits     []task.GitCommit `json:"fix_commits"`
	IncludesFix    bool             `json:"includes_fix"`
}

// Check returns the deployment status for a set of fix commits given the project directory.
// It uses `git merge-base --is-ancestor` to check whether each fix commit is an ancestor
// of the deployed server's commit. Returns a non-nil Status in all cases; IncludesFix is
// false when the check cannot be performed (missing git, "dev" version, no commits, etc.).
func Check(fixCommits []task.GitCommit, projectDir string) *Status {
	deployedCommit := version.Version()
	status := &Status{
		DeployedCommit: deployedCommit,
		FixCommits:     fixCommits,
	}
	if deployedCommit == "dev" || projectDir == "" || len(fixCommits) == 0 {
		return status
	}

	// All fix commits must be ancestors of (or equal to) the deployed commit.
	for _, commit := range fixCommits {
		if commit.Hash == "" {
			continue
		}
		cmd := exec.Command("git", "-C", projectDir, "merge-base", "--is-ancestor", commit.Hash, deployedCommit)
		if err := cmd.Run(); err != nil {
			return status
		}
	}
	status.IncludesFix = true
	return status
}