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src/providers/sqlite3/index.js

@@ -180,6 +180,31 @@ export class BetterSqlite3Executor {
     await safeDeleteByHash(join(this.storageDir, 'thumbavif'), hash);
   }
 
+  
+  async writeVfsContent(id, buffer) {
+    if (!this.storageDir || !id) return;
+    await safeWrite(join(this.storageDir, 'vfs', String(id)), buffer);
+  }
+
+  async readVfsContent(id) {
+    if (!this.storageDir || !id) return null;
+    try {
+      return await fsPromises.readFile(join(this.storageDir, 'vfs', String(id)));
+    } catch (err) {
+      if (err.code === 'ENOENT') return null;
+      throw err;
+    }
+  }
+
+  async deleteVfsContent(id) {
+    if (!this.storageDir || !id) return;
+    try {
+      await fsPromises.unlink(join(this.storageDir, 'vfs', String(id)));
+    } catch (err) {
+      if (err.code !== 'ENOENT') throw err;
+    }
+  }
+
   async deletePic(hash) {
     if (!this.storageDir || !hash) return;
     await safeDeleteByHash(join(this.storageDir, 'fullbinary'), hash);
@@ -188,7 +213,7 @@ export class BetterSqlite3Executor {
 
   async purgeFiles() {
     if (!this.storageDir) return;
-    for (const sub of ['content', 'thumbavif', 'fullbinary', 'thumbbinary']) {
+    for (const sub of ['content', 'thumbavif', 'fullbinary', 'thumbbinary', 'vfs']) {
       const dir = join(this.storageDir, sub);
       try {
         const files = await fsPromises.readdir(dir);
@@ -276,7 +301,7 @@ export class BetterSqlite3Provider extends BetterSqlite3Executor {
 
     super(db, storageDir);
     if (this.storageDir) {
-      for (const sub of ['content', 'thumbavif', 'fullbinary', 'thumbbinary']) {
+      for (const sub of ['content', 'thumbavif', 'fullbinary', 'thumbbinary', 'vfs']) {
         mkdirSync(join(this.storageDir, sub), { recursive: true });
       }
     }
@@ -316,6 +341,9 @@ export class BetterSqlite3Provider extends BetterSqlite3Executor {
       runner.readPicFull = executor.readPicFull.bind(executor);
       runner.writePicThumb = executor.writePicThumb.bind(executor);
       runner.readPicThumb = executor.readPicThumb.bind(executor);
+      runner.writeVfsContent = executor.writeVfsContent.bind(executor);
+      runner.readVfsContent = executor.readVfsContent.bind(executor);
+      runner.deleteVfsContent = executor.deleteVfsContent.bind(executor);
       runner.deleteFile = executor.deleteFile.bind(executor);
       runner.deletePic = executor.deletePic.bind(executor);
       runner.purgeFiles = executor.purgeFiles.bind(executor);

src/providers/sqlite3/queries/modelconversation.js

@@ -0,0 +1,14 @@
+import * as source from '../../mssql/queries/modelconversation.js';
+import { translateQueries } from './translate.js';
+
+const queries = translateQueries(source, 'modelconversation');
+export const {
+  CREATE,
+  DELETE_BY_COMPANYUSER_AND_ID,
+  GET_BY_COMPANYUSER_AND_ID,
+  LIST_BY_COMPANYUSER,
+  MODELCONVERSATION_COLUMNS,
+  SET_STATE,
+  TOUCH,
+  TOUCH_IF_IDLE,
+} = queries;

src/providers/sqlite3/queries/modelmessage.js

@@ -0,0 +1,5 @@
+import * as source from '../../mssql/queries/modelmessage.js';
+import { translateQueries } from './translate.js';
+
+const queries = translateQueries(source, 'modelmessage');
+export const { CREATE, LIST_BY_CONVERSATION } = queries;

src/providers/sqlite3/queries/modelvfs.js

@@ -0,0 +1,38 @@
+import * as source from '../../mssql/queries/modelvfs.js';
+import { translateQueries } from './translate.js';
+
+const queries = translateQueries(source, 'modelvfs');
+export const {
+  MODELVFS_COLUMNS,
+  GET_META_BY_COMPANY_AND_NAME,
+  LIST_BY_COMPANY,
+} = queries;
+
+export const GET_BY_COMPANY_AND_NAME = `
+SELECT
+${MODELVFS_COLUMNS}
+FROM modelvfs
+WHERE company_id = @companyId AND name = @name
+`;
+
+export const UPSERT = `
+INSERT INTO modelvfs (company_id, name, mime, meta)
+VALUES (@companyId, @name, @mime, @meta)
+ON CONFLICT (company_id, name) DO UPDATE SET
+    mime = excluded.mime,
+    meta = excluded.meta,
+    updated_at = (strftime('%Y-%m-%dT%H:%M:%fZ', 'now'))
+RETURNING id, company_id, name, mime, meta, created_at, updated_at
+`;
+
+export const DELETE_BY_COMPANY_AND_NAME = `
+DELETE FROM modelvfs
+WHERE company_id = @companyId AND name = @name
+RETURNING id
+`;
+
+export const DELETE_ALL_BY_COMPANY = `
+DELETE FROM modelvfs
+WHERE company_id = @companyId
+RETURNING id
+`;

src/providers/sqlite3/schema.js

@@ -483,6 +483,48 @@ CREATE TABLE IF NOT EXISTS companyuser (
 );
 `;
 
+export const INIT_MODELCONVERSATION = `
+CREATE TABLE IF NOT EXISTS modelconversation (
+    id INTEGER PRIMARY KEY,
+    companyuser_id INTEGER NOT NULL,
+    provider TEXT NOT NULL,
+    model TEXT NOT NULL,
+    created_at TEXT NOT NULL DEFAULT (${UTC_NOW}),
+    updated_at TEXT NOT NULL DEFAULT (${UTC_NOW}),
+    state TEXT NOT NULL DEFAULT 'idle' CHECK (state IN ('idle', 'busy')),
+    FOREIGN KEY (companyuser_id) REFERENCES companyuser(id) ON DELETE CASCADE
+);
+CREATE INDEX IF NOT EXISTS IX_modelconversation_companyuser ON modelconversation (companyuser_id, updated_at);
+`;
+
+
+export const INIT_MODELVFS = `
+CREATE TABLE IF NOT EXISTS modelvfs (
+    id INTEGER PRIMARY KEY,
+    company_id INTEGER NOT NULL,
+    name TEXT NOT NULL,
+    mime TEXT NOT NULL,
+    meta TEXT,
+    created_at TEXT NOT NULL DEFAULT (${UTC_NOW}),
+    updated_at TEXT NOT NULL DEFAULT (${UTC_NOW}),
+    FOREIGN KEY (company_id) REFERENCES company(id) ON DELETE CASCADE,
+    UNIQUE (company_id, name)
+);
+CREATE INDEX IF NOT EXISTS IX_modelvfs_company_name ON modelvfs (company_id, name);
+`;
+
+export const INIT_MODELMESSAGE = `
+CREATE TABLE IF NOT EXISTS modelmessage (
+    id INTEGER PRIMARY KEY,
+    conversation_id INTEGER NOT NULL,
+    created_at TEXT NOT NULL DEFAULT (${UTC_NOW}),
+    role TEXT NOT NULL CHECK (role IN ('system', 'user', 'assistant', 'tool', 'reasoning')),
+    message TEXT NOT NULL,
+    FOREIGN KEY (conversation_id) REFERENCES modelconversation(id) ON DELETE CASCADE
+);
+CREATE INDEX IF NOT EXISTS IX_modelmessage_conversation ON modelmessage (conversation_id, id);
+`;
+
 export const INIT_ARTICLEHISTORY = `
 CREATE TABLE IF NOT EXISTS articlehistory (
     id INTEGER PRIMARY KEY,
@@ -770,6 +812,9 @@ export const SCHEMA_SCRIPTS = [
     INIT_LEDGER,
     INIT_NUMBERS,
     INIT_COMPANYUSER,
+    INIT_MODELCONVERSATION,
+    INIT_MODELMESSAGE,
+    INIT_MODELVFS,
     INIT_ARTICLEHISTORY,
     INIT_ARTICLETOMBSTONE,
     INIT_ENTITYHISTORY,