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feat: add fuel management system backend

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- FuelPurchase entity: record fuel purchases with cost tracking
- FuelConsumption entity: monthly aggregation of fuel metrics
- FuelService: record purchases, calculate stats, efficiency
- FuelController: REST API for fuel operations
- FuelModule: integrated into app
- Migration: create fuel_purchases and fuel_consumption tables

Co-Authored-By: Claude Haiku 4.5 <noreply@anthropic.com>
This commit is contained in:
natib21
2026-06-30 10:07:13 +00:00
parent 360e61ac15
commit df6e417a56
9 changed files with 425 additions and 0 deletions
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79
apps/edr-freight-api/src/migrations/1840000000000-CreateFuelTables.ts Normal file
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import { MigrationInterface, QueryRunner } from "typeorm";
export class CreateFuelTables1840000000000 implements MigrationInterface {
name = "CreateFuelTables1840000000000";
public async up(queryRunner: QueryRunner): Promise<void> {
const fuelPurchasesExists = await queryRunner.query(
`SELECT 1 FROM information_schema.tables WHERE table_schema = 'freight' AND table_name = 'fuel_purchases';`,
);
if (!fuelPurchasesExists.length) {
await queryRunner.query(`
CREATE TABLE freight.fuel_purchases (
id uuid NOT NULL DEFAULT gen_random_uuid(),
vehicle_id uuid NOT NULL,
purchase_date timestamptz NOT NULL,
liters numeric(10, 2) NOT NULL,
cost_per_liter numeric(10, 2) NOT NULL,
total_cost numeric(14, 2) NOT NULL,
fuel_station varchar(255) NULL,
payment_method varchar(50) DEFAULT 'CASH',
odometer_reading numeric(10, 2) NULL,
driver_id uuid NULL,
receipt_number varchar(255) NULL,
notes text NULL,
created_at timestamptz NOT NULL DEFAULT now(),
updated_at timestamptz NOT NULL DEFAULT now(),
deleted_at timestamptz NULL,
CONSTRAINT pk_fuel_purchases PRIMARY KEY (id),
CONSTRAINT fk_fuel_purchases_vehicle FOREIGN KEY (vehicle_id)
REFERENCES freight.vehicles (id) ON DELETE CASCADE
);
`);
await queryRunner.query(
`CREATE INDEX idx_fuel_purchases_vehicle ON freight.fuel_purchases (vehicle_id);`,
);
await queryRunner.query(
`CREATE INDEX idx_fuel_purchases_date ON freight.fuel_purchases (purchase_date);`,
);
}
const fuelConsumptionExists = await queryRunner.query(
`SELECT 1 FROM information_schema.tables WHERE table_schema = 'freight' AND table_name = 'fuel_consumption';`,
);
if (!fuelConsumptionExists.length) {
await queryRunner.query(`
CREATE TABLE freight.fuel_consumption (
id uuid NOT NULL DEFAULT gen_random_uuid(),
vehicle_id uuid NOT NULL,
month date NOT NULL,
total_liters numeric(10, 2) NOT NULL,
total_cost numeric(14, 2) NOT NULL,
total_distance_km numeric(10, 2) NOT NULL,
fuel_efficiency_km_per_l numeric(10, 2) NULL,
number_of_purchases integer DEFAULT 0,
average_cost_per_liter numeric(10, 2) NULL,
created_at timestamptz NOT NULL DEFAULT now(),
updated_at timestamptz NOT NULL DEFAULT now(),
deleted_at timestamptz NULL,
CONSTRAINT pk_fuel_consumption PRIMARY KEY (id),
CONSTRAINT fk_fuel_consumption_vehicle FOREIGN KEY (vehicle_id)
REFERENCES freight.vehicles (id) ON DELETE CASCADE,
CONSTRAINT uq_fuel_consumption_vehicle_month UNIQUE (vehicle_id, month)
);
`);
await queryRunner.query(
`CREATE INDEX idx_fuel_consumption_vehicle_month ON freight.fuel_consumption (vehicle_id, month);`,
);
}
}
public async down(queryRunner: QueryRunner): Promise<void> {
await queryRunner.query(`DROP TABLE IF EXISTS freight.fuel_consumption;`);
await queryRunner.query(`DROP TABLE IF EXISTS freight.fuel_purchases;`);
}
}