Merge branch 'dev/restructure' into staging
1 files changed, 55 insertions, 0 deletions
diff --git a/src/util/entities/ReadState.ts b/src/util/entities/ReadState.ts
new file mode 100644
index 00000000..b915573b
--- /dev/null
+++ b/src/util/entities/ReadState.ts
@@ -0,0 +1,55 @@
+import { Column, Entity, Index, JoinColumn, ManyToOne, RelationId } from "typeorm";
+import { BaseClass } from "./BaseClass";
+import { Channel } from "./Channel";
+import { Message } from "./Message";
+import { User } from "./User";
+
+// for read receipts
+// notification cursor and public read receipt need to be forwards-only (the former to prevent re-pinging when marked as unread, and the latter to be acceptable as a legal acknowledgement in criminal proceedings), and private read marker needs to be advance-rewind capable
+// public read receipt ≥ notification cursor ≥ private fully read marker
+
+@Entity("read_states")
+@Index(["channel_id", "user_id"], { unique: true })
+export class ReadState extends BaseClass {
+ @Column()
+ @RelationId((read_state: ReadState) => read_state.channel)
+ channel_id: string;
+
+ @JoinColumn({ name: "channel_id" })
+ @ManyToOne(() => Channel, {
+ onDelete: "CASCADE",
+ })
+ channel: Channel;
+
+ @Column()
+ @RelationId((read_state: ReadState) => read_state.user)
+ user_id: string;
+
+ @JoinColumn({ name: "user_id" })
+ @ManyToOne(() => User, {
+ onDelete: "CASCADE",
+ })
+ user: User;
+
+ // fully read marker
+ @Column({ nullable: true })
+ last_message_id: string;
+
+ // public read receipt
+ @Column({ nullable: true })
+ public_ack: string;
+
+ // notification cursor / private read receipt
+ @Column({ nullable: true })
+ notifications_cursor: string;
+
+ @Column({ nullable: true })
+ last_pin_timestamp?: Date;
+
+ @Column({ nullable: true })
+ mention_count: number;
+
+ // @Column({ nullable: true })
+ // TODO: derive this from (last_message_id=notifications_cursor=public_ack)=true
+ manual: boolean;
+}
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