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import type { SqliteRemoteDatabase } from 'drizzle-orm/sqlite-proxy';
import { type DBTable, type DBColumn } from '../core/types.js';
import { type ColumnBuilderBaseConfig, type ColumnDataType, sql } from 'drizzle-orm';
import {
customType,
integer,
sqliteTable,
text,
index,
type SQLiteColumnBuilderBase,
type IndexBuilder,
} from 'drizzle-orm/sqlite-core';
import { isSerializedSQL, type SerializedSQL } from './types.js';
export { sql };
export type SqliteDB = SqliteRemoteDatabase;
export type { Table } from './types.js';
export { createRemoteDatabaseClient, createLocalDatabaseClient } from './db-client.js';
export function hasPrimaryKey(column: DBColumn) {
return 'primaryKey' in column.schema && !!column.schema.primaryKey;
}
// Exports a few common expressions
export const NOW = sql`CURRENT_TIMESTAMP`;
export const TRUE = sql`TRUE`;
export const FALSE = sql`FALSE`;
const dateType = customType<{ data: Date; driverData: string }>({
dataType() {
return 'text';
},
toDriver(value) {
return value.toISOString();
},
fromDriver(value) {
return new Date(value);
},
});
const jsonType = customType<{ data: unknown; driverData: string }>({
dataType() {
return 'text';
},
toDriver(value) {
return JSON.stringify(value);
},
fromDriver(value) {
return JSON.parse(value);
},
});
type D1ColumnBuilder = SQLiteColumnBuilderBase<
ColumnBuilderBaseConfig<ColumnDataType, string> & { data: unknown }
>;
export function collectionToTable(name: string, collection: DBTable) {
const columns: Record<string, D1ColumnBuilder> = {};
if (!Object.entries(collection.columns).some(([, column]) => hasPrimaryKey(column))) {
columns['_id'] = integer('_id').primaryKey();
}
for (const [columnName, column] of Object.entries(collection.columns)) {
columns[columnName] = columnMapper(columnName, column);
}
const table = sqliteTable(name, columns, (ormTable) => {
const indexes: Record<string, IndexBuilder> = {};
for (const [indexName, indexProps] of Object.entries(collection.indexes ?? {})) {
const onColNames = Array.isArray(indexProps.on) ? indexProps.on : [indexProps.on];
const onCols = onColNames.map((colName) => ormTable[colName]);
if (!atLeastOne(onCols)) continue;
indexes[indexName] = index(indexName).on(...onCols);
}
return indexes;
});
return table;
}
function atLeastOne<T>(arr: T[]): arr is [T, ...T[]] {
return arr.length > 0;
}
function columnMapper(columnName: string, column: DBColumn) {
let c: ReturnType<
| typeof text
| typeof integer
| typeof jsonType
| typeof dateType
| typeof integer<string, 'boolean'>
>;
switch (column.type) {
case 'text': {
c = text(columnName);
// Duplicate default logic across cases to preserve type inference.
// No clean generic for every column builder.
if (column.schema.default !== undefined)
c = c.default(handleSerializedSQL(column.schema.default));
if (column.schema.primaryKey === true) c = c.primaryKey();
break;
}
case 'number': {
c = integer(columnName);
if (column.schema.default !== undefined)
c = c.default(handleSerializedSQL(column.schema.default));
if (column.schema.primaryKey === true) c = c.primaryKey();
break;
}
case 'boolean': {
c = integer(columnName, { mode: 'boolean' });
if (column.schema.default !== undefined)
c = c.default(handleSerializedSQL(column.schema.default));
break;
}
case 'json':
c = jsonType(columnName);
if (column.schema.default !== undefined) c = c.default(column.schema.default);
break;
case 'date': {
c = dateType(columnName);
if (column.schema.default !== undefined) {
const def = handleSerializedSQL(column.schema.default);
c = c.default(typeof def === 'string' ? new Date(def) : def);
}
break;
}
}
if (!column.schema.optional) c = c.notNull();
if (column.schema.unique) c = c.unique();
return c;
}
function handleSerializedSQL<T>(def: T | SerializedSQL) {
if (isSerializedSQL(def)) {
return sql.raw(def.sql);
}
return def;
}
|
