package lane

import "fmt"

type Status string

const (
	StatusDraft     Status = "draft"
	StatusReady     Status = "ready"
	StatusRunning   Status = "running"
	StatusBlocked   Status = "blocked"
	StatusSucceeded Status = "succeeded"
	StatusFailed    Status = "failed"
	StatusCancelled Status = "cancelled"
)

type Record struct {
	ID                    string `json:"id"`
	WorkspaceID           string `json:"workspace_id"`
	TopicID               string `json:"topic_id"`
	Name                  string `json:"name"`
	Slug                  string `json:"slug"`
	Purpose               string `json:"purpose,omitempty"`
	Status                Status `json:"status"`
	BaseBranch            string `json:"base_branch"`
	BranchName            string `json:"branch_name"`
	HeadCommit            string `json:"head_commit,omitempty"`
	WorktreePath          string `json:"worktree_path"`
	ContainerName         string `json:"container_name"`
	RuntimeEndpoint       string `json:"runtime_endpoint"`
	CreatedByRoleName     string `json:"created_by_role_name"`
	ResultSummaryMarkdown string `json:"result_summary_markdown,omitempty"`
	ErrorMessage          string `json:"error_message,omitempty"`
	CreatedAt             string `json:"created_at"`
	UpdatedAt             string `json:"updated_at"`
	StartedAt             string `json:"started_at,omitempty"`
	CompletedAt           string `json:"completed_at,omitempty"`
}

func ValidateStatus(value Status) error {
	switch value {
	case StatusDraft, StatusReady, StatusRunning, StatusBlocked, StatusSucceeded, StatusFailed, StatusCancelled:
		return nil
	default:
		return fmt.Errorf("invalid lane status %q", value)
	}
}

func (r Record) Validate() error {
	if r.WorkspaceID == "" {
		return fmt.Errorf("workspace id is required")
	}
	if r.TopicID == "" {
		return fmt.Errorf("topic id is required")
	}
	if r.Name == "" {
		return fmt.Errorf("lane name is required")
	}
	if r.Slug == "" {
		return fmt.Errorf("lane slug is required")
	}
	if r.CreatedByRoleName == "" {
		return fmt.Errorf("created by role is required")
	}
	return ValidateStatus(r.Status)
}