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core: fully delete group chat items instead of overwriting content (#1154)

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This commit is contained in:
JRoberts
2022-10-01 14:31:21 +04:00
committed by GitHub
parent 7f70fe4d64
commit ef28215284
7 changed files with 149 additions and 124 deletions
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src/Simplex/Chat/Migrations/M20220122_v1_1.hs
+1 -1
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@@ -33,7 +33,7 @@ CREATE TABLE chat_items (
created_by_msg_id INTEGER UNIQUE REFERENCES messages (message_id) ON DELETE SET NULL,
item_sent INTEGER NOT NULL, -- 0 for received, 1 for sent
item_ts TEXT NOT NULL, -- broker_ts of creating message for received, created_at for sent
item_deleted INTEGER NOT NULL DEFAULT 0, -- 1 for deleted,
item_deleted INTEGER NOT NULL DEFAULT 0, -- 1 for deleted, -- ! legacy field that was used for group chat items when they weren't fully deleted
item_content TEXT NOT NULL, -- JSON
item_text TEXT NOT NULL, -- textual representation
created_at TEXT NOT NULL DEFAULT (datetime('now')),
src/Simplex/Chat/Migrations/M20221001_shared_msg_id_indices.hs
+25
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@@ -0,0 +1,25 @@
{-# LANGUAGE QuasiQuotes #-}
module Simplex.Chat.Migrations.M20221001_shared_msg_id_indices where
import Database.SQLite.Simple (Query)
import Database.SQLite.Simple.QQ (sql)
m20221001_shared_msg_id_indices :: Query
m20221001_shared_msg_id_indices =
[sql|
DROP INDEX idx_messages_group_shared_msg_id;
CREATE UNIQUE INDEX idx_chat_items_direct_shared_msg_id ON chat_items(
user_id,
contact_id,
shared_msg_id
);
CREATE UNIQUE INDEX idx_chat_items_group_shared_msg_id ON chat_items(
user_id,
group_id,
group_member_id,
shared_msg_id
);
|]
src/Simplex/Chat/Migrations/chat_schema.sql
+13 -7
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@@ -331,8 +331,8 @@ CREATE TABLE chat_items(
created_by_msg_id INTEGER UNIQUE REFERENCES messages(message_id) ON DELETE SET NULL,
item_sent INTEGER NOT NULL, -- 0 for received, 1 for sent
item_ts TEXT NOT NULL, -- broker_ts of creating message for received, created_at for sent
item_deleted INTEGER NOT NULL DEFAULT 0, -- 1 for deleted,
item_content TEXT NOT NULL, -- JSON
item_deleted INTEGER NOT NULL DEFAULT 0, -- 1 for deleted, -- ! legacy field that was used for group chat items when they weren't fully deleted
item_content TEXT NOT NULL, -- JSON
item_text TEXT NOT NULL, -- textual representation
created_at TEXT NOT NULL DEFAULT(datetime('now')),
updated_at TEXT NOT NULL DEFAULT(datetime('now'))
@@ -374,11 +374,6 @@ CREATE UNIQUE INDEX idx_messages_direct_shared_msg_id ON messages(
shared_msg_id_user,
shared_msg_id
);
CREATE UNIQUE INDEX idx_messages_group_shared_msg_id ON messages(
group_id,
shared_msg_id_user,
shared_msg_id
);
CREATE INDEX idx_chat_items_shared_msg_id ON chat_items(shared_msg_id);
CREATE TABLE calls(
-- stores call invitations state for communicating state between NSE and app when call notification comes
@@ -420,3 +415,14 @@ CREATE TABLE settings(
created_at TEXT NOT NULL DEFAULT(datetime('now')),
updated_at TEXT NOT NULL DEFAULT(datetime('now'))
);
CREATE UNIQUE INDEX idx_chat_items_direct_shared_msg_id ON chat_items(
user_id,
contact_id,
shared_msg_id
);
CREATE UNIQUE INDEX idx_chat_items_group_shared_msg_id ON chat_items(
user_id,
group_id,
group_member_id,
shared_msg_id
);