javascript - Prisma 中的嵌套写入
问题描述
我的架构如下所示:
model User {
id Int @default(autoincrement()) @id
createdAt DateTime @default(now())
email String @unique
role String @default("user")
sessions Session[]
profile Profile?
goalBoard GoalBoard[]
team Team[]
...
}
model GoalBoard {
id Int @default(autoincrement()) @id
active Boolean // Whether an active goalBoard
owner User @relation(fields: [ownerId], references: [id])
ownerId Int
createdAt DateTime @default(now())
goal Goal[]
...
}
model Goal {
id Int @default(autoincrement()) @id
status String
createdAt DateTime @default(now())
owner User @relation(fields: [ownerId], references: [id])
ownerId Int
goalBoard GoalBoard @relation(fields: [goalBoardId], references: [id])
goalBoardId Int
content String
goalFrequency GoalFrequency[]
task Task[]
}
model Task {
id Int @default(autoincrement()) @id
status String // incomplete, complete
createdAt DateTime @default(now())
content String
goal Goal @relation(fields: [goalId], references: [id])
goalId Int
}
我正在编写一个带有goal
对象数组的突变函数。这些goal
对象具有嵌套的task
对象数组。它看起来像这样:
const goals = [
{
title: 'string',
...
tasks: [
{
deadline: "2020/10/10",
...
}
]
},
...
]
我将如何使用 Prisma2 处理这种结构?需要多次写入和connectOrCreate
逻辑。
这是我在 Db 中写入插入的失败尝试。只需一次插入和连接即可进行测试。
const returnGoals = await db.goal.create({
data: {
content: "test goal",
owner: {
connect: {
id: ctx.session!.userId,
},
},
goalBoard: {
create: { // warns that create is incorrectly used here
active: true,
owner: {
connect: {
id: ctx.session!.userId,
},
},
},
},
},
});
解决方案
您使用此示例的架构在使用此创建时没有问题
import { PrismaClient } from '@prisma/client';
const prisma = new PrismaClient();
async function main() {
prisma.$connect();
const user = await prisma.user.create({
data: {
email: 'a@ahmedelywa.com',
},
});
const result = await prisma.goal.create({
data: {
content: 'test content',
status: 'any',
owner: {
connect: {
id: user.id,
},
},
goalBoard: {
create: {
active: true,
owner: {
connect: {
id: user.id,
},
},
},
},
},
include: {
owner: true,
goalBoard: true,
},
});
console.log(result);
}
main();
结果
{
id: 1,
status: 'any',
createdAt: 2020-10-04T10:53:40.956Z,
ownerId: 1,
goalBoardId: 1,
content: 'test content',
owner: {
id: 1,
createdAt: 2020-10-04T10:53:40.949Z,
email: 'a@ahmedelywa.com',
role: 'user'
},
goalBoard: {
id: 1,
active: true,
ownerId: 1,
createdAt: 2020-10-04T10:53:40.956Z
}
}
也许您对其余隐藏架构内容的问题
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