// Package dialoguectx collects, cleans, and packages project member dialogue
// for injection into squad workspaces and assistant prompts.
package dialoguectx

import "time"

const (
	AuthorityCollabDialogue = "collab_dialogue"
	DefaultMaxDays          = 7
	DefaultMaxTurns         = 80
	MaxDaysCap              = 31
	MaxTurnsCap             = 200
	MaxDigestRunes          = 2400
	MaxTurnContentRunes     = 480
	MinContentRunes         = 4
)

// CollectOptions controls dialogue collection and packaging.
type CollectOptions struct {
	ProjectID       int64
	AllowedStageKey string // empty = no stage filter
	MaxDays         int
	MaxTurns        int
	Now             time.Time
}

// RichDialogueTurn is a cleaned, metadata-enriched dialogue unit.
type RichDialogueTurn struct {
	MessageID   int64     `json:"message_id"`
	SessionID   string    `json:"session_id"`
	SpeakerID   int64     `json:"speaker_id"`
	SpeakerName string    `json:"speaker_name"`
	SystemRole  string    `json:"system_role"`
	ProjectRole string    `json:"project_role"`
	DocDuty     string    `json:"doc_duty,omitempty"`
	Role        string    `json:"role"` // user | assistant
	Content     string    `json:"content"`
	StageKey    string    `json:"stage_key,omitempty"`
	DayKey      string    `json:"day_key"`
	Category    string    `json:"category,omitempty"`
	ContentKind string    `json:"content_kind,omitempty"`
	CreatedAt   time.Time `json:"created_at"`
}

// DialogueFact is a structured claim extracted from dialogue.
type DialogueFact struct {
	Key             string    `json:"key"`
	Value           string    `json:"value"`
	SourceMessageID int64     `json:"source_message_id"`
	SpeakerID       int64     `json:"speaker_id"`
	SpeakerName     string    `json:"speaker_name"`
	StatedAt        time.Time `json:"stated_at"`
	Authority       string    `json:"authority"`
	ExplicitEvidence bool     `json:"explicit_evidence"`
}

// Package is the layered dialogue payload written under context/dialogue/.
type Package struct {
	DigestMD           string         `json:"-"`
	TurnsMD            string         `json:"-"`
	Facts              []DialogueFact `json:"facts"`
	ConfirmationsMD    string         `json:"-"`
	ExcludedPrivate    int            `json:"excluded_private"`
	ExcludedNoAccess   int            `json:"excluded_no_access"`
	ExcludedNoise      int            `json:"excluded_noise"`
	TurnCount          int            `json:"turn_count"`
	CoveredFrom        time.Time      `json:"covered_from,omitempty"`
	CoveredTo          time.Time      `json:"covered_to,omitempty"`
	AssembledAt        time.Time      `json:"assembled_at"`
	InjectionEnabled   bool           `json:"injection_enabled"`
}

// AssistantSnippet is a short prompt fragment for MemoryComposer.
type AssistantSnippet struct {
	Text string
}