package entities

import (

"time"

"github.com/google/uuid"

)

// MessageThread represents a message thread between 2 phone numbers

type MessageThread struct {

ID uuid.UUID `json:"id" gorm:"primaryKey;type:uuid;" example:"32343a19-da5e-4b1b-a767-3298a73703ca"`

Owner string `json:"owner" example:"+18005550199"`

Contact string `json:"contact" example:"+18005550100"`

IsArchived bool `json:"is_archived" example:"false"`

IsRead bool `json:"is_read" gorm:"not null;default:true" example:"true"`

LastReadAt time.Time `json:"-" gorm:"not null;default:CURRENT_TIMESTAMP"`

UserID UserID `json:"user_id" example:"WB7DRDWrJZRGbYrv2CKGkqbzvqdC"`

Color string `json:"color" example:"indigo"`

Status MessageStatus `json:"status" example:"PENDING"`

LastMessageContent *string `json:"last_message_content" example:"This is a sample message content"`

LastMessageID *uuid.UUID `json:"last_message_id" example:"32343a19-da5e-4b1b-a767-3298a73703ca"`

CreatedAt time.Time `json:"created_at" example:"2022-06-05T14:26:09.527976+03:00"`

UpdatedAt time.Time `json:"updated_at" example:"2022-06-05T14:26:09.527976+03:00"`

OrderTimestamp time.Time `json:"order_timestamp" example:"2022-06-05T14:26:09.527976+03:00"`

// ContactDetails is resolved at read time and never persisted.

ContactDetails *Contact `json:"contact_details,omitempty" gorm:"-"`

}

// Update a message thread after a message event

func (thread *MessageThread) Update(timestamp time.Time, messageID uuid.UUID, content string, status MessageStatus) *MessageThread {

thread.OrderTimestamp = timestamp

thread.LastMessageID = &messageID

thread.Status = status

thread.LastMessageContent = &content

return thread

}

// UpdateArchive sets a message thread as archived

func (thread *MessageThread) UpdateArchive(isArchived bool) *MessageThread {

thread.IsArchived = isArchived

return thread

}

// HasLastMessage checks the last message in a thread by ID

func (thread *MessageThread) HasLastMessage(id uuid.UUID) bool {

if thread.LastMessageID == nil {

return false

}

return *thread.LastMessageID == id

}