WIP

crates/collab/src/db/channel.rs

@@ -0,0 +1,39 @@
+use super::{ChannelId, RoomId};
+use sea_orm::entity::prelude::*;
+
+#[derive(Clone, Debug, Default, PartialEq, Eq, DeriveEntityModel)]
+#[sea_orm(table_name = "channels")]
+pub struct Model {
+    #[sea_orm(primary_key)]
+    pub id: ChannelId,
+    pub room_id: Option<RoomId>,
+    // pub id_path: String,
+}
+
+impl ActiveModelBehavior for ActiveModel {}
+
+#[derive(Copy, Clone, Debug, EnumIter, DeriveRelation)]
+pub enum Relation {
+    #[sea_orm(has_one = "super::room::Entity")]
+    Room,
+    #[sea_orm(has_many = "super::channel_member::Entity")]
+    Member,
+}
+
+impl Related<super::channel_member::Entity> for Entity {
+    fn to() -> RelationDef {
+        Relation::Member.def()
+    }
+}
+
+impl Related<super::room::Entity> for Entity {
+    fn to() -> RelationDef {
+        Relation::Room.def()
+    }
+}
+
+// impl Related<super::follower::Entity> for Entity {
+//     fn to() -> RelationDef {
+//         Relation::Follower.def()
+//     }
+// }

crates/collab/src/db/channel_member.rs

@@ -0,0 +1,59 @@
+use crate::db::channel_member;
+
+use super::{ChannelId, ChannelMemberId, UserId};
+use sea_orm::entity::prelude::*;
+
+#[derive(Clone, Debug, Default, PartialEq, Eq, DeriveEntityModel)]
+#[sea_orm(table_name = "channel_members")]
+pub struct Model {
+    #[sea_orm(primary_key)]
+    pub id: ChannelMemberId,
+    pub channel_id: ChannelId,
+    pub user_id: UserId,
+}
+
+impl ActiveModelBehavior for ActiveModel {}
+
+#[derive(Copy, Clone, Debug, EnumIter, DeriveRelation)]
+pub enum Relation {
+    #[sea_orm(
+        belongs_to = "super::channel::Entity",
+        from = "Column::ChannelId",
+        to = "super::channel::Column::Id"
+    )]
+    Channel,
+    #[sea_orm(
+        belongs_to = "super::user::Entity",
+        from = "Column::UserId",
+        to = "super::user::Column::Id"
+    )]
+    User,
+}
+
+impl Related<super::channel::Entity> for Entity {
+    fn to() -> RelationDef {
+        Relation::Channel.def()
+    }
+}
+
+impl Related<super::user::Entity> for Entity {
+    fn to() -> RelationDef {
+        Relation::User.def()
+    }
+}
+
+#[derive(Debug)]
+pub struct UserToChannel;
+
+impl Linked for UserToChannel {
+    type FromEntity = super::user::Entity;
+
+    type ToEntity = super::channel::Entity;
+
+    fn link(&self) -> Vec<RelationDef> {
+        vec![
+            channel_member::Relation::User.def().rev(),
+            channel_member::Relation::Channel.def(),
+        ]
+    }
+}

crates/collab/src/db/channel_parent.rs

@@ -0,0 +1,13 @@
+use super::ChannelId;
+use sea_orm::entity::prelude::*;
+
+#[derive(Clone, Debug, Default, PartialEq, Eq, DeriveEntityModel)]
+#[sea_orm(table_name = "channel_parents")]
+pub struct Model {
+    #[sea_orm(primary_key)]
+    pub child_id: ChannelId,
+    #[sea_orm(primary_key)]
+    pub parent_id: ChannelId,
+}
+
+impl ActiveModelBehavior for ActiveModel {}

crates/collab/src/db/room.rs

@@ -37,4 +37,10 @@ impl Related<super::follower::Entity> for Entity {
     }
 }
 
+impl Related<super::channel::Entity> for Entity {
+    fn to() -> RelationDef {
+        Relation::Follower.def()
+    }
+}
+
 impl ActiveModelBehavior for ActiveModel {}

crates/collab/src/db/user.rs

@@ -26,6 +26,8 @@ pub enum Relation {
     RoomParticipant,
     #[sea_orm(has_many = "super::project::Entity")]
     HostedProjects,
+    #[sea_orm(has_many = "super::channel_member::Entity")]
+    ChannelMemberships,
 }
 
 impl Related<super::access_token::Entity> for Entity {
@@ -46,4 +48,10 @@ impl Related<super::project::Entity> for Entity {
     }
 }
 
+impl Related<super::channel_member::Entity> for Entity {
+    fn to() -> RelationDef {
+        Relation::ChannelMemberships.def()
+    }
+}
+
 impl ActiveModelBehavior for ActiveModel {}