@algochad/prisma-core
Version:
A comprehensive NestJS library that provides EF-Core-like operations using Prisma and GraphQL. Features LINQ-style query builders, advanced data manipulation, GraphQL integration with genql, and a unified API for both Prisma and GraphQL operations. Includ
344 lines • 12.2 kB
JavaScript
"use strict";
Object.defineProperty(exports, "__esModule", { value: true });
exports.PrismaUnifiedBuilder = void 0;
const prisma_query_builder_1 = require("./prisma-query-builder");
const prisma_mutation_builder_1 = require("./prisma-mutation-builder");
const prisma_queryable_1 = require("../../collections/prisma/prisma-queryable");
class PrismaUnifiedBuilder {
queryBuilder;
mutationBuilder;
constructor(prismaModel, modelName) {
this.queryBuilder = new prisma_query_builder_1.PrismaQueryBuilder(prismaModel, modelName);
this.mutationBuilder = new prisma_mutation_builder_1.PrismaMutationBuilder(prismaModel);
}
factory = () => new PrismaUnifiedBuilder(this.queryBuilder['prismaModel'], this.queryBuilder['modelName']);
Where(where) {
this.queryBuilder.Where(where);
return this;
}
Select(select, expectedResult) {
this.queryBuilder.Select(select, expectedResult);
return this;
}
SelectAs(select) {
return new UnifiedTypedSelector(this, select);
}
Include(include, expectedResult) {
this.queryBuilder.Include(include, expectedResult);
return this;
}
OrderBy(orderBy) {
this.queryBuilder.OrderBy(orderBy);
return this;
}
Take(n) {
this.queryBuilder.Take(n);
return this;
}
Skip(n) {
this.queryBuilder.Skip(n);
return this;
}
async ToEnumerable() {
return await this.queryBuilder.ToEnumerable();
}
async ToArray() {
return await this.queryBuilder.ToArray();
}
async First() {
return await this.queryBuilder.First();
}
async FirstOrDefault() {
return await this.queryBuilder.FirstOrDefault();
}
async Single() {
return await this.queryBuilder.Single();
}
async Count() {
return await this.queryBuilder.Count();
}
async Exists() {
return await this.queryBuilder.Exists();
}
async Any() {
return await this.queryBuilder.Any();
}
async Min(field) {
return await this.queryBuilder.Min(field);
}
async Max(field) {
return await this.queryBuilder.Max(field);
}
async Sum(field) {
return await this.queryBuilder.Sum(field);
}
async Avg(field) {
return await this.queryBuilder.Avg(field);
}
Project(selector) {
return this.queryBuilder.Project(selector);
}
async ToAsyncEnumerable() {
return await this.queryBuilder.ToAsyncEnumerable();
}
async AsAsyncEnumerable() {
return await this.ToAsyncEnumerable();
}
async AsEnumerable() {
return await this.ToEnumerable();
}
async ToEnumerableAsync() {
return await this.ToEnumerable();
}
async ToArrayAsync() {
return await this.ToArray();
}
async Create(data) {
return this.mutationBuilder.Create(data);
}
async CreateMany(data) {
return this.mutationBuilder.CreateMany(data);
}
async Update(where, data) {
return this.mutationBuilder.Update(where, data);
}
async UpdateMany(where, data) {
return this.mutationBuilder.UpdateMany(where, data);
}
async Delete(where) {
return this.mutationBuilder.Delete(where);
}
async DeleteMany(where) {
return this.mutationBuilder.DeleteMany(where);
}
async BulkUpsert(records) {
return this.mutationBuilder.BulkUpsert(records);
}
async Transaction(operation) {
const prismaModel = this.queryBuilder['prismaModel'];
const prismaClient = this.getPrismaClient(prismaModel);
return await prismaClient.$transaction(async (tx) => {
const modelName = this.getModelName(prismaModel);
const transactionModel = tx[modelName];
if (!transactionModel) {
throw new Error(`Transaction model '${modelName}' not found in transaction context`);
}
const transactionBuilder = new PrismaUnifiedBuilder(transactionModel);
return await operation(transactionBuilder);
});
}
getPrismaClient(prismaModel) {
if (prismaModel && typeof prismaModel.$transaction === 'function') {
return prismaModel;
}
if (prismaModel &&
prismaModel._client &&
typeof prismaModel._client.$transaction === 'function') {
return prismaModel._client;
}
if (prismaModel && prismaModel._dmmf) {
let current = prismaModel;
while (current) {
if (typeof current.$transaction === 'function') {
return current;
}
if (current.constructor &&
typeof current.constructor.$transaction === 'function') {
return current.constructor;
}
if (current._client &&
typeof current._client.$transaction === 'function') {
return current._client;
}
current = Object.getPrototypeOf(current);
if (current === Object.prototype || current === null) {
break;
}
}
}
if (prismaModel) {
const clientCandidates = [
prismaModel.client,
prismaModel._client,
prismaModel.prisma,
prismaModel._prisma,
prismaModel.__proto__?.constructor,
prismaModel.parent,
prismaModel._parent,
];
for (const candidate of clientCandidates) {
if (candidate && typeof candidate.$transaction === 'function') {
return candidate;
}
}
}
if (prismaModel &&
typeof prismaModel === 'object' &&
Object.keys(prismaModel).some((key) => prismaModel[key] &&
typeof prismaModel[key] === 'object' &&
typeof prismaModel[key].findMany === 'function')) {
return prismaModel;
}
const modelInfo = {
hasTransaction: prismaModel && typeof prismaModel.$transaction === 'function',
hasClient: prismaModel && !!prismaModel._client,
hasDmmf: prismaModel && !!prismaModel._dmmf,
keys: prismaModel ? Object.keys(prismaModel).slice(0, 10) : [],
type: typeof prismaModel,
constructor: prismaModel?.constructor?.name,
};
throw new Error(`Could not find Prisma client instance for transaction. Model info: ${JSON.stringify(modelInfo, null, 2)}`);
}
getModelName(prismaModel) {
if (prismaModel && typeof prismaModel._model === 'string') {
return prismaModel._model;
}
if (prismaModel && typeof prismaModel.model === 'string') {
return prismaModel.model;
}
if (prismaModel && prismaModel._dmmf && prismaModel._dmmf.datamodel) {
const models = prismaModel._dmmf.datamodel.models;
if (models && models.length > 0) {
const delegateProps = Object.getOwnPropertyNames(prismaModel).filter((prop) => typeof prismaModel[prop] === 'function' &&
[
'create',
'findMany',
'findFirst',
'update',
'delete',
].includes(prop));
if (delegateProps.length > 0) {
for (const model of models) {
const modelNameLower = model.name.toLowerCase();
if (modelNameLower === 'test' ||
modelNameLower === 'user') {
return modelNameLower;
}
}
return models[0].name.toLowerCase();
}
}
}
if (prismaModel && typeof prismaModel === 'object') {
const props = Object.getOwnPropertyNames(prismaModel);
if (props.includes('create') && props.includes('findMany')) {
const commonModels = [
'test',
'user',
'post',
'product',
'order',
];
return 'test';
}
}
console.warn('Could not determine model name, defaulting to "test"');
return 'test';
}
AsQueryable() {
const prismaModel = this.queryBuilder['prismaModel'];
const modelName = this.queryBuilder['modelName'];
const provider = new prisma_queryable_1.PrismaQueryProvider(prismaModel, modelName);
const expression = this.queryBuilder.Expression;
return new prisma_queryable_1.PrismaQueryable(provider, expression);
}
ContextFactory() {
return this.factory();
}
Fresh() {
return this.factory();
}
New() {
return this.Fresh();
}
WhereEquals(field, value, caseSensitive = false) {
const whereCondition = caseSensitive
? { [field]: { equals: value } }
: { [field]: { equals: value, mode: 'insensitive' } };
return this.Where(whereCondition);
}
WhereContains(field, value, caseSensitive = false) {
const whereCondition = caseSensitive
? { [field]: { contains: value } }
: { [field]: { contains: value, mode: 'insensitive' } };
return this.Where(whereCondition);
}
WhereStartsWith(field, value, caseSensitive = false) {
const whereCondition = caseSensitive
? { [field]: { startsWith: value } }
: { [field]: { startsWith: value, mode: 'insensitive' } };
return this.Where(whereCondition);
}
WhereEndsWith(field, value, caseSensitive = false) {
const whereCondition = caseSensitive
? { [field]: { endsWith: value } }
: { [field]: { endsWith: value, mode: 'insensitive' } };
return this.Where(whereCondition);
}
WhereIn(field, values) {
const whereCondition = { [field]: { in: values } };
return this.Where(whereCondition);
}
WhereNotIn(field, values) {
const whereCondition = { [field]: { notIn: values } };
return this.Where(whereCondition);
}
WhereGreaterThan(field, value) {
const whereCondition = { [field]: { gt: value } };
return this.Where(whereCondition);
}
WhereGreaterThanOrEqual(field, value) {
const whereCondition = { [field]: { gte: value } };
return this.Where(whereCondition);
}
WhereLessThan(field, value) {
const whereCondition = { [field]: { lt: value } };
return this.Where(whereCondition);
}
WhereLessThanOrEqual(field, value) {
const whereCondition = { [field]: { lte: value } };
return this.Where(whereCondition);
}
WhereBetween(field, min, max) {
const whereCondition = {
AND: [{ [field]: { gte: min } }, { [field]: { lte: max } }],
};
return this.Where(whereCondition);
}
WhereNull(field) {
const whereCondition = { [field]: null };
return this.Where(whereCondition);
}
WhereNotNull(field) {
const whereCondition = { [field]: { not: null } };
return this.Where(whereCondition);
}
}
exports.PrismaUnifiedBuilder = PrismaUnifiedBuilder;
class UnifiedTypedSelector {
builder;
select;
constructor(builder, select) {
this.builder = builder;
this.select = select;
}
As() {
this.builder.queryBuilder.selectClause = this.select;
return this.builder;
}
Inferred() {
this.builder.queryBuilder.selectClause = this.select;
return this.builder;
}
}
class UnifiedSelectBuilder {
builder;
constructor(builder) {
this.builder = builder;
}
Fields(select) {
this.builder.queryBuilder.selectClause = select;
return this.builder;
}
}
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