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Julian Appel
2026-04-30 18:22:10 +02:00
commit c3e98af5b6
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src/db/client.ts
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import fs from "node:fs";
import path from "node:path";
import Database from "better-sqlite3";
import { drizzle } from "drizzle-orm/better-sqlite3";
const dataDir = path.resolve("data");
if (!fs.existsSync(dataDir)) {
fs.mkdirSync(dataDir, { recursive: true });
}
const sqlite = new Database(path.resolve(dataDir, "leistungsbilanz.db"));
export const db = drizzle(sqlite);
src/db/migrations/0000_bizarre_colossus.sql
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CREATE TABLE `consumers` (
`id` text PRIMARY KEY NOT NULL,
`project_id` text NOT NULL,
`distribution_board_id` text,
`name` text NOT NULL,
`category` text,
`quantity` integer NOT NULL,
`installed_power_per_unit_kw` real NOT NULL,
`demand_factor` real NOT NULL,
`voltage_v` real,
`phase_count` integer,
`power_factor` real,
`note` text,
FOREIGN KEY (`project_id`) REFERENCES `projects`(`id`) ON UPDATE no action ON DELETE cascade,
FOREIGN KEY (`distribution_board_id`) REFERENCES `distribution_boards`(`id`) ON UPDATE no action ON DELETE set null
);
--> statement-breakpoint
CREATE TABLE `distribution_boards` (
`id` text PRIMARY KEY NOT NULL,
`project_id` text NOT NULL,
`name` text NOT NULL,
FOREIGN KEY (`project_id`) REFERENCES `projects`(`id`) ON UPDATE no action ON DELETE cascade
);
--> statement-breakpoint
CREATE TABLE `projects` (
`id` text PRIMARY KEY NOT NULL,
`name` text NOT NULL
);
src/db/migrations/meta/0000_snapshot.json
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{
"version": "6",
"dialect": "sqlite",
"id": "d219f155-9dd0-48e3-8fd2-8278f1f788ca",
"prevId": "00000000-0000-0000-0000-000000000000",
"tables": {
"consumers": {
"name": "consumers",
"columns": {
"id": {
"name": "id",
"type": "text",
"primaryKey": true,
"notNull": true,
"autoincrement": false
},
"project_id": {
"name": "project_id",
"type": "text",
"primaryKey": false,
"notNull": true,
"autoincrement": false
},
"distribution_board_id": {
"name": "distribution_board_id",
"type": "text",
"primaryKey": false,
"notNull": false,
"autoincrement": false
},
"name": {
"name": "name",
"type": "text",
"primaryKey": false,
"notNull": true,
"autoincrement": false
},
"category": {
"name": "category",
"type": "text",
"primaryKey": false,
"notNull": false,
"autoincrement": false
},
"quantity": {
"name": "quantity",
"type": "integer",
"primaryKey": false,
"notNull": true,
"autoincrement": false
},
"installed_power_per_unit_kw": {
"name": "installed_power_per_unit_kw",
"type": "real",
"primaryKey": false,
"notNull": true,
"autoincrement": false
},
"demand_factor": {
"name": "demand_factor",
"type": "real",
"primaryKey": false,
"notNull": true,
"autoincrement": false
},
"voltage_v": {
"name": "voltage_v",
"type": "real",
"primaryKey": false,
"notNull": false,
"autoincrement": false
},
"phase_count": {
"name": "phase_count",
"type": "integer",
"primaryKey": false,
"notNull": false,
"autoincrement": false
},
"power_factor": {
"name": "power_factor",
"type": "real",
"primaryKey": false,
"notNull": false,
"autoincrement": false
},
"note": {
"name": "note",
"type": "text",
"primaryKey": false,
"notNull": false,
"autoincrement": false
}
},
"indexes": {},
"foreignKeys": {
"consumers_project_id_projects_id_fk": {
"name": "consumers_project_id_projects_id_fk",
"tableFrom": "consumers",
"tableTo": "projects",
"columnsFrom": [
"project_id"
],
"columnsTo": [
"id"
],
"onDelete": "cascade",
"onUpdate": "no action"
},
"consumers_distribution_board_id_distribution_boards_id_fk": {
"name": "consumers_distribution_board_id_distribution_boards_id_fk",
"tableFrom": "consumers",
"tableTo": "distribution_boards",
"columnsFrom": [
"distribution_board_id"
],
"columnsTo": [
"id"
],
"onDelete": "set null",
"onUpdate": "no action"
}
},
"compositePrimaryKeys": {},
"uniqueConstraints": {},
"checkConstraints": {}
},
"distribution_boards": {
"name": "distribution_boards",
"columns": {
"id": {
"name": "id",
"type": "text",
"primaryKey": true,
"notNull": true,
"autoincrement": false
},
"project_id": {
"name": "project_id",
"type": "text",
"primaryKey": false,
"notNull": true,
"autoincrement": false
},
"name": {
"name": "name",
"type": "text",
"primaryKey": false,
"notNull": true,
"autoincrement": false
}
},
"indexes": {},
"foreignKeys": {
"distribution_boards_project_id_projects_id_fk": {
"name": "distribution_boards_project_id_projects_id_fk",
"tableFrom": "distribution_boards",
"tableTo": "projects",
"columnsFrom": [
"project_id"
],
"columnsTo": [
"id"
],
"onDelete": "cascade",
"onUpdate": "no action"
}
},
"compositePrimaryKeys": {},
"uniqueConstraints": {},
"checkConstraints": {}
},
"projects": {
"name": "projects",
"columns": {
"id": {
"name": "id",
"type": "text",
"primaryKey": true,
"notNull": true,
"autoincrement": false
},
"name": {
"name": "name",
"type": "text",
"primaryKey": false,
"notNull": true,
"autoincrement": false
}
},
"indexes": {},
"foreignKeys": {},
"compositePrimaryKeys": {},
"uniqueConstraints": {},
"checkConstraints": {}
}
},
"views": {},
"enums": {},
"_meta": {
"schemas": {},
"tables": {},
"columns": {}
},
"internal": {
"indexes": {}
}
}
src/db/migrations/meta/_journal.json
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{
"version": "7",
"dialect": "sqlite",
"entries": [
{
"idx": 0,
"version": "6",
"when": 1777565414148,
"tag": "0000_bizarre_colossus",
"breakpoints": true
}
]
}
src/db/repositories/consumer.repository.ts
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import crypto from "node:crypto";
import { eq } from "drizzle-orm";
import { db } from "../client.js";
import { consumers } from "../schema/consumers.js";
import type { CreateConsumerInput } from "../../shared/validation/consumer.schemas.js";
export class ConsumerRepository {
async listByProject(projectId: string) {
return db.select().from(consumers).where(eq(consumers.projectId, projectId));
}
async create(input: CreateConsumerInput) {
const id = crypto.randomUUID();
await db.insert(consumers).values({
id,
projectId: input.projectId,
distributionBoardId: input.distributionBoardId ?? null,
name: input.name,
category: input.category ?? null,
quantity: input.quantity,
installedPowerPerUnitKw: input.installedPowerPerUnitKw,
demandFactor: input.demandFactor,
voltageV: input.voltageV ?? null,
phaseCount: input.phaseCount ?? null,
powerFactor: input.powerFactor ?? null,
note: input.note ?? null,
});
return { id, ...input };
}
}
src/db/repositories/project.repository.ts
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import crypto from "node:crypto";
import { eq } from "drizzle-orm";
import { db } from "../client.js";
import { projects } from "../schema/projects.js";
export class ProjectRepository {
async list() {
return db.select().from(projects);
}
async create(name: string) {
const id = crypto.randomUUID();
await db.insert(projects).values({ id, name });
return { id, name };
}
async delete(projectId: string) {
await db.delete(projects).where(eq(projects.id, projectId));
}
}
src/db/schema/consumers.ts
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import { integer, real, sqliteTable, text } from "drizzle-orm/sqlite-core";
import { distributionBoards } from "./distribution-boards.js";
import { projects } from "./projects.js";
export const consumers = sqliteTable("consumers", {
id: text("id").primaryKey(),
projectId: text("project_id")
.notNull()
.references(() => projects.id, { onDelete: "cascade" }),
distributionBoardId: text("distribution_board_id").references(() => distributionBoards.id, {
onDelete: "set null",
}),
name: text("name").notNull(),
category: text("category"),
quantity: integer("quantity").notNull(),
installedPowerPerUnitKw: real("installed_power_per_unit_kw").notNull(),
demandFactor: real("demand_factor").notNull(),
voltageV: real("voltage_v"),
phaseCount: integer("phase_count"),
powerFactor: real("power_factor"),
note: text("note"),
});
src/db/schema/distribution-boards.ts
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import { sqliteTable, text } from "drizzle-orm/sqlite-core";
import { projects } from "./projects.js";
export const distributionBoards = sqliteTable("distribution_boards", {
id: text("id").primaryKey(),
projectId: text("project_id")
.notNull()
.references(() => projects.id, { onDelete: "cascade" }),
name: text("name").notNull(),
});
src/db/schema/projects.ts
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import { sqliteTable, text } from "drizzle-orm/sqlite-core";
export const projects = sqliteTable("projects", {
id: text("id").primaryKey(),
name: text("name").notNull(),
});