feat (client): drop the DAL and the generator

.github/workflows/clients_typescript_tests.yml

@@ -63,8 +63,6 @@ jobs:
         with:
           node-version: ${{ matrix.node-version }}
           cache: pnpm
-      - name: Build Generator
-        run: make build_generator
       - name: Install
         run: make deps
       - name: Build

clients/typescript/package.json

@@ -199,7 +199,7 @@
     "long": "^5.2.0",
     "object.hasown": "^1.1.2",
     "ohash": "^1.1.2",
-    "prisma": "4.8.1",
+    "prompts": "^2.4.2",
     "protobufjs": "^7.1.1",
     "squel": "^5.13.0",
     "text-encoder-lite": "^2.0.0",
@@ -252,7 +252,6 @@
     "vue-tsc": "^1.8.27"
   },
   "peerDependencies": {
-    "prisma": "4.8.1",
     "react": ">= 16.8.0",
     "react-dom": ">= 16.8.0",
     "react-native": ">= 0.68.0",
@@ -264,9 +263,6 @@
     "expo-sqlite": {
       "optional": true
     },
-    "prisma": {
-      "optional": true
-    },
     "react": {
       "optional": true
     },

clients/typescript/src/client/conversions/converter.ts

@@ -1,3 +1,5 @@
+import { Row } from '../../util'
+import { TableSchema } from '../model'
 import { PgType } from './types'
 
 export interface Converter {
@@ -7,12 +9,48 @@ export interface Converter {
    * @param pgType The Postgres type of the column in which to store the value.
    */
   encode(v: any, pgType: PgType): any
+  /**
+   * Encodes the provided row for storing in the database.
+   * @param row The row to encode
+   * @param tableSchema The schema of the table for this row.
+   */
+  encodeRow(
+    row: Record<string, unknown>,
+    tableSchema: Pick<TableSchema, 'fields'>
+  ): Row
+  /**
+   * Encodes the provided rows for storing in the database.
+   * @param rows The rows to encode
+   * @param tableSchema The schema of the table for these rows.
+   */
+  encodeRows(
+    rows: Array<Record<string, unknown>>,
+    tableSchema: Pick<TableSchema, 'fields'>
+  ): Array<Row>
   /**
    * Decodes the provided value from the database.
    * @param v The value to decode.
    * @param pgType The Postgres type of the column from which to decode the value.
    */
   decode(v: any, pgType: PgType): any
+  /**
+   * Decodes the provided row from the database.
+   * @param row The row to decode
+   * @param tableSchema The schema of the table for this row.
+   */
+  decodeRow<T extends Record<string, any> = Record<string, any>>(
+    row: Record<string, unknown>,
+    tableSchema: Pick<TableSchema, 'fields'>
+  ): T
+  /**
+   * Decodes the provided rows from the database.
+   * @param rows The rows to decode
+   * @param tableSchema The schema of the table for these rows.
+   */
+  decodeRows<T extends Record<string, any> = Record<string, any>>(
+    rows: Array<Record<string, unknown>>,
+    tableSchema: Pick<TableSchema, 'fields'>
+  ): Array<T>
 }
 
 /**
@@ -26,3 +64,30 @@ export interface Converter {
 export function isDataObject(v: unknown): boolean {
   return v instanceof Date || typeof v === 'bigint' || ArrayBuffer.isView(v)
 }
+
+export function mapRow<T extends Record<string, any> = Record<string, any>>(
+  row: Record<string, any>,
+  tableSchema: Pick<TableSchema, 'fields'>,
+  f: (v: any, pgType: PgType) => any
+): T {
+  const mappedRow = {} as T
+
+  for (const [key, value] of Object.entries(row)) {
+    const pgType = tableSchema.fields[key]
+    const mappedValue =
+      pgType === undefined
+        ? value // it's an unknown column, leave it as is
+        : f(value, pgType)
+    mappedRow[key as keyof T] = mappedValue
+  }
+
+  return mappedRow
+}
+
+export function mapRows<T extends Record<string, any> = Record<string, any>>(
+  rows: Array<Record<string, unknown>>,
+  tableSchema: Pick<TableSchema, 'fields'>,
+  f: (v: any, pgType: PgType) => any
+): T[] {
+  return rows.map((row) => mapRow<T>(row, tableSchema, f))
+}

clients/typescript/src/client/conversions/index.ts

@@ -1,3 +1,4 @@
-export { postgresConverter } from './postgres'
+export type { Converter } from './converter'
 export { sqliteConverter } from './sqlite'
+export { postgresConverter } from './postgres'
 export { PgBasicType } from './types'