Gekidou - Updated Server Database Diagrams/Schema/Models (#6119)

* started with the diagrams

* removed redundant tables

next step:
1. reconstruct id ( local id vs server id )
2. annotate fields with examples
3. recreate relationship

* work in progress

* work in progress

* fix association

* update postsInChannel

* removed SlashCommands from the Server database schema

* added missing associations in the models and updated docs/database

* exported server database

* update test

* code corrections following review

* update relationship

* update docs

* removed cyclic relationship

* Revert "removed cyclic relationship"

This reverts commit 4d784efb81.

* removed isOptional from Draft

* linked myChannelSettings to myChannel instead of Channel

* update diagrams

* store null instead of empty string

* update thread association

Co-authored-by: Elias Nahum <nahumhbl@gmail.com>

types/database/models/servers/channel.d.ts

@@ -9,7 +9,6 @@ import type ChannelInfoModel from './channel_info';
 import type ChannelMembershipModel from './channel_membership';
 import type DraftModel from './draft';
 import type MyChannelModel from './my_channel';
-import type MyChannelSettingsModel from './my_channel_settings';
 import type PostModel from './post';
 import type PostsInChannelModel from './posts_in_channel';
 import type TeamModel from './team';
@@ -79,9 +78,6 @@ export default class ChannelModel extends Model {
     /** membership : Query returning the membership data for the current user if it belongs to this channel */
     membership: Relation<MyChannelModel>;
 
-    /** settings: User specific settings/preferences for this channel */
-    settings: Relation<MyChannelSettingsModel>;
-
     /** categoryChannel: category of this channel */
     categoryChannel: Relation<CategoryChannelModel>;
 

types/database/models/servers/file.d.ts

@@ -26,7 +26,7 @@ export default class FileModel extends Model {
     imageThumbnail: string;
 
     /** local_path : Local path of the file that has been uploaded to server */
-    localPath: string;
+    localPath: string | null;
 
     /** mime_type : The media type */
     mimeType: string;

types/database/models/servers/my_channel.d.ts

@@ -5,9 +5,10 @@ import {Relation} from '@nozbe/watermelondb';
 import Model from '@nozbe/watermelondb/Model';
 
 import type ChannelModel from './channel';
+import type MyChannelSettingsModel from './my_channel_settings';
 
 /**
- * MyChannel is an extension of the Channel model but it lists only the Channels the app's user belongs to
+ * MyChannel is an extension of the Channel model, but it lists only the Channels the app's user belongs to
  */
 export default class MyChannelModel extends Model {
     /** table (name) : MyChannel */
@@ -39,4 +40,7 @@ export default class MyChannelModel extends Model {
 
     /** channel : The relation pointing to the CHANNEL table */
     channel: Relation<ChannelModel>;
+
+    /** settings: User specific settings/preferences for this channel */
+    settings: Relation<MyChannelSettingsModel>;
 }

types/database/models/servers/my_channel_settings.d.ts

@@ -4,7 +4,7 @@
 import {Relation} from '@nozbe/watermelondb';
 import Model from '@nozbe/watermelondb/Model';
 
-import type ChannelModel from './channel';
+import type MyChannelModel from './my_channel';
 
 /**
  * The MyChannelSettings model represents the specific user's configuration to
@@ -17,6 +17,6 @@ export default class MyChannelSettingsModel extends Model {
     /** notify_props : Configurations with regards to this channel */
     notifyProps: Partial<ChannelNotifyProps>;
 
-    /** channel : The relation pointing to the CHANNEL table */
-    channel: Relation<ChannelModel>;
+    /** myChannel : The relation pointing to the MY_CHANNEL table */
+    myChannel: Relation<MyChannelModel>;
 }