use diesel::prelude::*;
use crate::models::Participant;
use crate::schema::conversation_participants;

#[derive(Queryable, Selectable, AsChangeset, Clone, PartialEq, Debug, Identifiable)]
#[diesel(table_name = crate::schema::participants)]
pub struct Record {
    pub id: i32,
    pub display_name: String
}

#[derive(Identifiable, Selectable, Queryable, Associations, Debug)]
#[diesel(belongs_to(super::conversation::Record, foreign_key = conversation_id))]
#[diesel(belongs_to(Record, foreign_key = participant_id))]
#[diesel(table_name = conversation_participants)]
#[diesel(primary_key(conversation_id, participant_id))]
pub struct ConversationParticipant {
    pub conversation_id: String,
    pub participant_id: i32,
}

impl From<Record> for Participant {
    fn from(record: Record) -> Self {
        Participant { 
            display_name: record.display_name 
        }
    }
}

impl From<Participant> for Record {
    fn from(participant: Participant) -> Self {
        Record {
            id: 0, // This will be set by the database
            display_name: participant.display_name,
        }
    }
}