package campaign

import (
	"time"

	"github.com/gochat/gochat/internal/model"
)

// CampaignStatus represents the lifecycle state of a campaign.
type CampaignStatus string

const (
	CampaignStatusActive    CampaignStatus = "active"
	CampaignStatusCompleted CampaignStatus = "completed"
)

// CampaignType represents the type of campaign.
type CampaignType string

const (
	CampaignTypeOngoing CampaignType = "ongoing"
	CampaignTypeOneOff  CampaignType = "one_off"
)

// Campaign represents a proactive outreach campaign.
// Reference: Chatwoot Campaign model — account_id, inbox_id, sender_id, display_id,
// title, message, description, campaign_status, campaign_type, audience (jsonb),
// trigger_rules (jsonb), template_params (jsonb), scheduled_at, enabled,
// trigger_only_during_business_hours.
type Campaign struct {
	model.Base
	AccountID                       uint          `gorm:"index;not null" json:"account_id"`
	InboxID                         uint          `gorm:"index;not null" json:"inbox_id"`
	SenderID                        *uint         `gorm:"index" json:"sender_id,omitempty"`
	DisplayID                       uint          `gorm:"uniqueIndex:idx_campaign_display;not null" json:"display_id"`
	Title                           string        `gorm:"size:255;not null" json:"title"`
	Message                         string        `gorm:"type:text;not null" json:"message"`
	Description                     string        `gorm:"type:text" json:"description"`
	CampaignStatus                  CampaignStatus `gorm:"size:50;index;default:active" json:"campaign_status"`
	CampaignType                    CampaignType  `gorm:"size:50;not null" json:"campaign_type"`
	Audience                        string        `gorm:"type:jsonb;default:'{}'" json:"audience"`
	TriggerRules                    string        `gorm:"type:jsonb;default:'{}'" json:"trigger_rules"`
	TemplateParams                  string        `gorm:"type:jsonb;default:'{}'" json:"template_params"`
	ScheduledAt                     *time.Time    `gorm:"index" json:"scheduled_at,omitempty"`
	Enabled                         bool          `gorm:"default:true" json:"enabled"`
	TriggerOnlyDuringBusinessHours  bool          `gorm:"default:false" json:"trigger_only_during_business_hours"`
}

func (Campaign) TableName() string { return "campaigns" }