package model

import "time"

type LinkedItem struct {
	ItemType string `json:"item_type"`
	ID       int64  `json:"id"`
	Name     string `json:"name,omitempty"`
}

type Ticket struct {
	ID           int64        `json:"id"`
	Name         string       `json:"name"`
	Content      string       `json:"content"`
	DateMod      string       `json:"date_mod"`
	StatusID     int64        `json:"status_id"`
	CategoryID   int64        `json:"category_id"`
	RequesterIDs []int64      `json:"requester_ids,omitempty"`
	Items        []LinkedItem `json:"items,omitempty"`
}

type Followup struct {
	ID        int64  `json:"id"`
	Content   string `json:"content"`
	IsPrivate bool   `json:"is_private"`
	UserID    int64  `json:"user_id"`
	Date      string `json:"date"`
}

type Category struct {
	ID           int64  `json:"id"`
	Name         string `json:"name"`
	CompleteName string `json:"completename"`
}

type KnowledgeDoc struct {
	ID                 string   `json:"id"`
	Title              string   `json:"title"`
	Text               string   `json:"text"`
	Answer             string   `json:"answer"`
	AutoReply          bool     `json:"auto_reply"`
	MinScore           float64  `json:"min_score"`
	Categories         []int64  `json:"categories"`
	Keywords           []string `json:"keywords"`
	Source             string   `json:"source"`
	SourceURI          string   `json:"source_uri,omitempty"`
	Language           string   `json:"language"`
	CommunicationStyle string   `json:"communication_style"`
}

type KnowledgeHit struct {
	Doc   KnowledgeDoc `json:"doc"`
	Score float64      `json:"score"`
}

// ChangeContext is a normalized, read-only view of a GLPI Change. Only fields
// useful for ticket triage are passed to the model.
type ChangeContext struct {
	ID           int64   `json:"id"`
	Name         string  `json:"name"`
	Content      string  `json:"content,omitempty"`
	StatusID     int64   `json:"status_id,omitempty"`
	CategoryID   int64   `json:"category_id,omitempty"`
	PlannedBegin string  `json:"planned_begin,omitempty"`
	PlannedEnd   string  `json:"planned_end,omitempty"`
	DateMod      string  `json:"date_mod,omitempty"`
	Relevance    float64 `json:"relevance"`
	Source       string  `json:"source"`
}

type MajorIncidentContext struct {
	ID         int64   `json:"id"`
	Name       string  `json:"name"`
	Content    string  `json:"content,omitempty"`
	StatusID   int64   `json:"status_id,omitempty"`
	CategoryID int64   `json:"category_id,omitempty"`
	Priority   int64   `json:"priority,omitempty"`
	Impact     int64   `json:"impact,omitempty"`
	Urgency    int64   `json:"urgency,omitempty"`
	DateMod    string  `json:"date_mod,omitempty"`
	Relevance  float64 `json:"relevance"`
	Source     string  `json:"source"`
}

type ServiceIssueContext struct {
	Source          string  `json:"source"`
	StatusPage      string  `json:"status_page"`
	Kind            string  `json:"kind"` // monitor | pinned_incident | maintenance
	MonitorID       int64   `json:"monitor_id,omitempty"`
	MonitorName     string  `json:"monitor_name,omitempty"`
	Status          string  `json:"status"`
	Message         string  `json:"message,omitempty"`
	LastHeartbeat   string  `json:"last_heartbeat,omitempty"`
	Uptime24h       float64 `json:"uptime_24h,omitempty"`
	IncidentTitle   string  `json:"incident_title,omitempty"`
	IncidentContent string  `json:"incident_content,omitempty"`
	Relevance       float64 `json:"relevance"`
}

type UserDeviceContext struct {
	UserID            int64  `json:"user_id,omitempty"`
	ItemType          string `json:"item_type"`
	ID                int64  `json:"id"`
	Name              string `json:"name,omitempty"`
	Serial            string `json:"serial,omitempty"`
	InventoryNumber   string `json:"inventory_number,omitempty"`
	Status            string `json:"status,omitempty"`
	Location          string `json:"location,omitempty"`
	LastInventoryDate string `json:"last_inventory_date,omitempty"`
	Source            string `json:"source"`
}

type ContextSnapshot struct {
	FetchedAt      time.Time              `json:"fetched_at"`
	Changes        []ChangeContext        `json:"changes,omitempty"`
	MajorIncidents []MajorIncidentContext `json:"major_incidents,omitempty"`
	ServiceIssues  []ServiceIssueContext  `json:"service_issues,omitempty"`
	UserDevices    []UserDeviceContext    `json:"user_devices,omitempty"`
	Warnings       []string               `json:"warnings,omitempty"`
	Incomplete     bool                   `json:"incomplete"`
}

func (c ContextSnapshot) HasRelevantIncident(minScore float64) bool {
	for _, incident := range c.MajorIncidents {
		if incident.Relevance >= minScore {
			return true
		}
	}
	for _, issue := range c.ServiceIssues {
		if issue.Relevance >= minScore && (issue.Status == "down" || issue.Status == "pending" || issue.Kind == "pinned_incident") {
			return true
		}
	}
	return false
}

type Decision struct {
	Category struct {
		ID         int64   `json:"id"`
		Change     bool    `json:"change"`
		Confidence float64 `json:"confidence"`
	} `json:"category"`
	Reply struct {
		Allowed     bool    `json:"allowed"`
		Confidence  float64 `json:"confidence"`
		KnowledgeID string  `json:"knowledge_id"`
	} `json:"reply"`
	Reason string `json:"reason"`
}

type PolicyResult struct {
	ChangeCategory bool   `json:"change_category"`
	CategoryID     int64  `json:"category_id"`
	Reply          bool   `json:"reply"`
	ReplyText      string `json:"reply_text,omitempty"`
	KnowledgeID    string `json:"knowledge_id,omitempty"`
	Reason         string `json:"reason"`
}

type RunRecord struct {
	RunID            string    `json:"run_id"`
	TicketID         int64     `json:"ticket_id"`
	TicketName       string    `json:"ticket_name"`
	SourceVersion    string    `json:"source_version"`
	StartedAt        time.Time `json:"started_at"`
	FinishedAt       time.Time `json:"finished_at"`
	Outcome          string    `json:"outcome"`
	Reason           string    `json:"reason"`
	CategoryBefore   int64     `json:"category_before"`
	CategoryProposed int64     `json:"category_proposed"`
	CategoryChanged  bool      `json:"category_changed"`
	ReplyProposed    bool      `json:"reply_proposed"`
	ReplyWritten     bool      `json:"reply_written"`
	KnowledgeID      string    `json:"knowledge_id,omitempty"`
	KnowledgeScore   float64   `json:"knowledge_score,omitempty"`
	ContextChanges   int       `json:"context_changes,omitempty"`
	ContextIncidents int       `json:"context_incidents,omitempty"`
	ContextIssues    int       `json:"context_issues,omitempty"`
	ContextDevices   int       `json:"context_devices,omitempty"`
	ContextWarnings  []string  `json:"context_warnings,omitempty"`
	DryRun           bool      `json:"dry_run"`
	Error            string    `json:"error,omitempty"`
}