artifacts

type AggregatedChanges struct {
	// Overall statistics
	TotalFiles        int   `json:"total_files"`
	TotalLinesAdded   int   `json:"total_lines_added"`
	TotalLinesRemoved int   `json:"total_lines_removed"`
	TotalLinesChanged int   `json:"total_lines_changed"` // Sum of added + removed
	TotalCharsAdded   int   `json:"total_chars_added"`
	TotalCharsRemoved int   `json:"total_chars_removed"`
	TotalSizeDelta    int64 `json:"total_size_delta"` // Net size change in bytes

	// File categorization
	FilesCreated int `json:"files_created"`
	FilesUpdated int `json:"files_updated"`
	FilesDeleted int `json:"files_deleted"`

	// File type breakdown
	FilesByLanguage  map[string]int `json:"files_by_language"` // Language -> count
	FilesByType      map[string]int `json:"files_by_type"`     // Type -> count
	TestFilesCount   int            `json:"test_files_count"`
	CodeFilesCount   int            `json:"code_files_count"`
	ConfigFilesCount int            `json:"config_files_count"`

	// Directory-level summaries
	DirectoriesAffected []string       `json:"directories_affected"`
	ChangesByDirectory  map[string]int `json:"changes_by_directory"` // Directory -> file count

	// Top changed files (sorted by lines changed)
	TopChangedFiles []FileChangeSummary `json:"top_changed_files,omitempty"`
}

type ArtifactMetadata struct {
	// Basic info
	Name        string `json:"name"`
	CaptureTime string `json:"capture_time"` // ISO8601 timestamp
	RunID       string `json:"run_id,omitempty"`

	// Executed plan (for LLM agent audit trail)
	Plan        *EmbeddedPlan `json:"plan,omitempty"`         // Full plan for short plans
	PlanSummary string        `json:"plan_summary,omitempty"` // Brief summary for large plans

	// Aggregated statistics
	Summary AggregatedChanges `json:"summary"`

	// Detailed per-file changes
	Files []DetailedFileChange `json:"files"`

	// Validation results (if artifact.validate was run)
	Validated      bool                  `json:"validated,omitempty"`
	ValidationPass bool                  `json:"validation_pass,omitempty"`
	Violations     []ValidationViolation `json:"violations,omitempty"`

	// Additional metadata
	Metadata map[string]interface{} `json:"metadata,omitempty"`
}

type Config struct {
	BaseDir        string // Base directory for artifacts (e.g., ".mooncake")
	CaptureStdout  bool   // Whether to capture full stdout
	CaptureStderr  bool   // Whether to capture full stderr
	MaxOutputBytes int    // Max bytes per step in results.json
	MaxOutputLines int    // Max lines per step in results.json
	MaxStdoutBytes int    // Max bytes for stdout.log
	MaxStderrBytes int    // Max bytes for stderr.log
}

type DetailedFileChange struct {
	// Basic information
	Path      string `json:"path"`
	Operation string `json:"operation"` // "created", "updated", "deleted", "template"
	StepID    string `json:"step_id,omitempty"`
	StepName  string `json:"step_name,omitempty"`

	// Size information
	SizeBefore int64 `json:"size_before,omitempty"`
	SizeAfter  int64 `json:"size_after,omitempty"`
	SizeDelta  int64 `json:"size_delta,omitempty"` // Positive = grew, negative = shrunk

	// Checksums
	ChecksumBefore string `json:"checksum_before,omitempty"`
	ChecksumAfter  string `json:"checksum_after,omitempty"`

	// Line statistics
	LinesAdded    int `json:"lines_added"`
	LinesRemoved  int `json:"lines_removed"`
	LinesModified int `json:"lines_modified"`
	LinesTotal    int `json:"lines_total"` // Total lines after change

	// Character/token statistics
	CharsAdded   int `json:"chars_added,omitempty"`
	CharsRemoved int `json:"chars_removed,omitempty"`

	// Diff information
	DiffFile    string   `json:"diff_file,omitempty"`    // Relative path to diff file
	HunkCount   int      `json:"hunk_count,omitempty"`   // Number of hunks in diff
	HunkSummary []string `json:"hunk_summary,omitempty"` // Brief description of each hunk

	// Language/file type detection
	Language   string `json:"language,omitempty"`  // Detected language (e.g., "go", "python", "javascript")
	FileType   string `json:"file_type,omitempty"` // Category (e.g., "code", "test", "config", "docs")
	IsTestFile bool   `json:"is_test_file"`

	// Content (optional, can be large)
	ContentBefore string `json:"content_before,omitempty"`
	ContentAfter  string `json:"content_after,omitempty"`
}

type EmbeddedPlan struct {
	StepCount   int                    `json:"step_count"`
	Steps       []config.Step          `json:"steps"`
	InitialVars map[string]interface{} `json:"initial_vars,omitempty"`
}

type FileChange struct {
	Path           string `json:"path"`
	Operation      string `json:"operation"` // "created", "updated", "template"
	SizeBytes      int64  `json:"size_bytes"`
	ChecksumBefore string `json:"checksum_before,omitempty"` // SHA256 before modification
	ChecksumAfter  string `json:"checksum_after,omitempty"`  // SHA256 after modification
	DiffFile       string `json:"diff_file,omitempty"`       // Path to unified diff file
	StepID         string `json:"step_id,omitempty"`         // Step that made the change
}

type FileChangeSummary struct {
	Path         string `json:"path"`
	LinesChanged int    `json:"lines_changed"`
	Operation    string `json:"operation"`
}

type FileSnapshot struct {
	Path     string
	Content  string
	Checksum string
}

type RunSummary struct {
	RunID        string    `json:"run_id"`
	RootFile     string    `json:"root_file"`
	StartTime    time.Time `json:"start_time"`
	EndTime      time.Time `json:"end_time"`
	DurationMs   int64     `json:"duration_ms"`
	TotalSteps   int       `json:"total_steps"`
	SuccessSteps int       `json:"success_steps"`
	FailedSteps  int       `json:"failed_steps"`
	SkippedSteps int       `json:"skipped_steps"`
	ChangedSteps int       `json:"changed_steps"`
	Success      bool      `json:"success"`
	ErrorMessage string    `json:"error_message,omitempty"`
}

type StepResult struct {
	StepID       string                 `json:"step_id"`
	Name         string                 `json:"name"`
	Action       string                 `json:"action"`
	Level        int                    `json:"level"`
	DurationMs   int64                  `json:"duration_ms"`
	Changed      bool                   `json:"changed"`
	Status       string                 `json:"status"` // "success", "failed", "skipped"
	ErrorMessage string                 `json:"error_message,omitempty"`
	OutputLines  int                    `json:"output_lines,omitempty"`
	OutputBytes  int                    `json:"output_bytes,omitempty"`
	Truncated    bool                   `json:"truncated,omitempty"`
	Result       map[string]interface{} `json:"result,omitempty"`
	FilesChanged []string               `json:"files_changed,omitempty"` // Paths of files modified in this step
	DiffFiles    []string               `json:"diff_files,omitempty"`    // Paths to diff files for this step
}

type ValidationViolation struct {
	Constraint string `json:"constraint"` // e.g., "max_files", "max_lines_changed"
	Expected   string `json:"expected"`   // Expected value/constraint
	Actual     string `json:"actual"`     // Actual value
	Message    string `json:"message"`    // Human-readable message
}

type Writer struct {
	// contains filtered or unexported fields
}