feat(db): add migrations

drizzle/0001_acoustic_wild_pack.sql

@@ -0,0 +1,51 @@
+PRAGMA foreign_keys=OFF;
+--> statement-breakpoint
+
+CREATE TABLE `__new_messages` (
+	`id` integer PRIMARY KEY NOT NULL,
+	`type` text NOT NULL,
+	`chatId` text NOT NULL,
+	`createdAt` text DEFAULT CURRENT_TIMESTAMP NOT NULL,
+	`messageId` text NOT NULL,
+	`content` text,
+	`sources` text DEFAULT '[]'
+);
+--> statement-breakpoint
+
+INSERT INTO `__new_messages`("id", "type", "chatId", "createdAt", "messageId", "content", "sources") 
+SELECT 
+    id,
+    COALESCE(type, 'user') as type,
+    chatId,
+    CASE
+        WHEN metadata IS NOT NULL AND instr(metadata, '\"createdAt\":\"') > 0 THEN
+            substr(
+                metadata,
+                instr(metadata, '\"createdAt\":\"') + 14,
+                CASE
+                    WHEN instr(substr(metadata, instr(metadata, '\"createdAt\":\"') + 14), '\"') > 0 THEN
+                        instr(substr(metadata, instr(metadata, '\"createdAt\":\"') + 14), '\"') - 1
+                    ELSE 24
+                END
+            )
+        ELSE CURRENT_TIMESTAMP
+    END as createdAt,
+    messageId,
+    content,
+    '[]' as sources
+FROM `messages`;
+--> statement-breakpoint
+
+DROP TABLE `messages`;
+--> statement-breakpoint
+ALTER TABLE `__new_messages` RENAME TO `messages`;
+--> statement-breakpoint
+
+PRAGMA foreign_keys=ON;
+--> statement-breakpoint
+
+CREATE INDEX IF NOT EXISTS `idx_messages_chatId` ON `messages` (`chatId`);
+--> statement-breakpoint
+CREATE INDEX IF NOT EXISTS `idx_messages_type` ON `messages` (`type`);
+--> statement-breakpoint
+CREATE INDEX IF NOT EXISTS `idx_messages_createdAt` ON `messages` (`createdAt`);

drizzle/meta/0001_snapshot.json

@@ -0,0 +1,125 @@
+{
+  "version": "6",
+  "dialect": "sqlite",
+  "id": "766180d3-caab-4b9e-9f35-61ee7b652903",
+  "prevId": "ef3a044b-0f34-40b5-babb-2bb3a909ba27",
+  "tables": {
+    "chats": {
+      "name": "chats",
+      "columns": {
+        "id": {
+          "name": "id",
+          "type": "text",
+          "primaryKey": true,
+          "notNull": true,
+          "autoincrement": false
+        },
+        "title": {
+          "name": "title",
+          "type": "text",
+          "primaryKey": false,
+          "notNull": true,
+          "autoincrement": false
+        },
+        "createdAt": {
+          "name": "createdAt",
+          "type": "text",
+          "primaryKey": false,
+          "notNull": true,
+          "autoincrement": false
+        },
+        "focusMode": {
+          "name": "focusMode",
+          "type": "text",
+          "primaryKey": false,
+          "notNull": true,
+          "autoincrement": false
+        },
+        "files": {
+          "name": "files",
+          "type": "text",
+          "primaryKey": false,
+          "notNull": false,
+          "autoincrement": false,
+          "default": "'[]'"
+        }
+      },
+      "indexes": {},
+      "foreignKeys": {},
+      "compositePrimaryKeys": {},
+      "uniqueConstraints": {},
+      "checkConstraints": {}
+    },
+    "messages": {
+      "name": "messages",
+      "columns": {
+        "id": {
+          "name": "id",
+          "type": "integer",
+          "primaryKey": true,
+          "notNull": true,
+          "autoincrement": false
+        },
+        "type": {
+          "name": "type",
+          "type": "text",
+          "primaryKey": false,
+          "notNull": true,
+          "autoincrement": false
+        },
+        "chatId": {
+          "name": "chatId",
+          "type": "text",
+          "primaryKey": false,
+          "notNull": true,
+          "autoincrement": false
+        },
+        "createdAt": {
+          "name": "createdAt",
+          "type": "text",
+          "primaryKey": false,
+          "notNull": true,
+          "autoincrement": false,
+          "default": "CURRENT_TIMESTAMP"
+        },
+        "messageId": {
+          "name": "messageId",
+          "type": "text",
+          "primaryKey": false,
+          "notNull": true,
+          "autoincrement": false
+        },
+        "content": {
+          "name": "content",
+          "type": "text",
+          "primaryKey": false,
+          "notNull": false,
+          "autoincrement": false
+        },
+        "sources": {
+          "name": "sources",
+          "type": "text",
+          "primaryKey": false,
+          "notNull": false,
+          "autoincrement": false,
+          "default": "'[]'"
+        }
+      },
+      "indexes": {},
+      "foreignKeys": {},
+      "compositePrimaryKeys": {},
+      "uniqueConstraints": {},
+      "checkConstraints": {}
+    }
+  },
+  "views": {},
+  "enums": {},
+  "_meta": {
+    "schemas": {},
+    "tables": {},
+    "columns": {}
+  },
+  "internal": {
+    "indexes": {}
+  }
+}

drizzle/meta/_journal.json

@@ -8,6 +8,13 @@
       "when": 1748405503809,
       "tag": "0000_fuzzy_randall",
       "breakpoints": true
+    },
+    {
+      "idx": 1,
+      "version": "6",
+      "when": 1756793457846,
+      "tag": "0001_acoustic_wild_pack",
+      "breakpoints": true
     }
   ]
 }

src/lib/db/schema.ts

@@ -6,14 +6,14 @@ export const messages = sqliteTable('messages', {
   id: integer('id').primaryKey(),
   role: text('type', { enum: ['assistant', 'user', 'source'] }).notNull(),
   chatId: text('chatId').notNull(),
-  createdAt: text('createdAt').notNull(),
+  createdAt: text('createdAt').notNull().default(sql`CURRENT_TIMESTAMP`),
   messageId: text('messageId').notNull(),
 
   content: text('content'),
 
   sources: text('sources', {
     mode: 'json',
-  }).$type<Document[]>(),
+  }).$type<Document[]>().default(sql`'[]'`),
 });
 
 interface File {