Inicial

2026-07-02 12:47:55 +01:00
commit 5de37bb512
132 changed files with 28495 additions and 0 deletions
@@ -0,0 +1,166 @@
+package client
+
+import (
+	"context"
+	"time"
+
+	"github.com/jackc/pgx/v5/pgxpool"
+)
+
+type Client struct {
+	ID        string    `json:"id"`
+	Name      string    `json:"name"`
+	NIF       string    `json:"nif"`
+	Phone     string    `json:"phone"`
+	Email     string    `json:"email"`
+	Address   string    `json:"address"`
+	Notes     string    `json:"notes"`
+	CreatedAt time.Time `json:"created_at"`
+	UpdatedAt time.Time `json:"updated_at"`
+}
+
+type Vehicle struct {
+	ID        string    `json:"id"`
+	ClientID  *string   `json:"client_id"`
+	Plate     string    `json:"plate"`
+	Brand     string    `json:"brand"`
+	Model     string    `json:"model"`
+	Year      *int      `json:"year"`
+	VIN       string    `json:"vin"`
+	Mileage   *int      `json:"mileage"`
+	FuelType  string    `json:"fuel_type"`
+	Notes     string    `json:"notes"`
+	CreatedAt time.Time `json:"created_at"`
+	UpdatedAt time.Time `json:"updated_at"`
+}
+
+func ListClients(ctx context.Context, conn *pgxpool.Conn) ([]*Client, error) {
+	rows, err := conn.Query(ctx, `
+		SELECT id, name, COALESCE(nif,''), COALESCE(phone,''), COALESCE(email,''),
+		       COALESCE(address,''), COALESCE(notes,''), created_at, updated_at
+		FROM clients ORDER BY name`)
+	if err != nil {
+		return nil, err
+	}
+	defer rows.Close()
+	var list []*Client
+	for rows.Next() {
+		var c Client
+		if err := rows.Scan(&c.ID, &c.Name, &c.NIF, &c.Phone, &c.Email,
+			&c.Address, &c.Notes, &c.CreatedAt, &c.UpdatedAt); err != nil {
+			return nil, err
+		}
+		list = append(list, &c)
+	}
+	return list, rows.Err()
+}
+
+func GetClient(ctx context.Context, conn *pgxpool.Conn, id string) (*Client, error) {
+	var c Client
+	err := conn.QueryRow(ctx, `
+		SELECT id, name, COALESCE(nif,''), COALESCE(phone,''), COALESCE(email,''),
+		       COALESCE(address,''), COALESCE(notes,''), created_at, updated_at
+		FROM clients WHERE id = $1`, id).
+		Scan(&c.ID, &c.Name, &c.NIF, &c.Phone, &c.Email,
+			&c.Address, &c.Notes, &c.CreatedAt, &c.UpdatedAt)
+	if err != nil {
+		return nil, err
+	}
+	return &c, nil
+}
+
+func CreateClient(ctx context.Context, conn *pgxpool.Conn, name, nif, phone, email, address, notes string) (*Client, error) {
+	var c Client
+	err := conn.QueryRow(ctx, `
+		INSERT INTO clients (name, nif, phone, email, address, notes)
+		VALUES ($1, NULLIF($2,''), NULLIF($3,''), NULLIF($4,''), NULLIF($5,''), NULLIF($6,''))
+		RETURNING id, name, COALESCE(nif,''), COALESCE(phone,''), COALESCE(email,''),
+		          COALESCE(address,''), COALESCE(notes,''), created_at, updated_at`,
+		name, nif, phone, email, address, notes).
+		Scan(&c.ID, &c.Name, &c.NIF, &c.Phone, &c.Email,
+			&c.Address, &c.Notes, &c.CreatedAt, &c.UpdatedAt)
+	return &c, err
+}
+
+func UpdateClient(ctx context.Context, conn *pgxpool.Conn, id, name, nif, phone, email, address, notes string) (*Client, error) {
+	var c Client
+	err := conn.QueryRow(ctx, `
+		UPDATE clients SET name=$2, nif=NULLIF($3,''), phone=NULLIF($4,''), email=NULLIF($5,''),
+		       address=NULLIF($6,''), notes=NULLIF($7,''), updated_at=NOW()
+		WHERE id=$1
+		RETURNING id, name, COALESCE(nif,''), COALESCE(phone,''), COALESCE(email,''),
+		          COALESCE(address,''), COALESCE(notes,''), created_at, updated_at`,
+		id, name, nif, phone, email, address, notes).
+		Scan(&c.ID, &c.Name, &c.NIF, &c.Phone, &c.Email,
+			&c.Address, &c.Notes, &c.CreatedAt, &c.UpdatedAt)
+	return &c, err
+}
+
+func DeleteClient(ctx context.Context, conn *pgxpool.Conn, id string) error {
+	_, err := conn.Exec(ctx, `DELETE FROM clients WHERE id = $1`, id)
+	return err
+}
+
+func ListVehiclesByClient(ctx context.Context, conn *pgxpool.Conn, clientID string) ([]*Vehicle, error) {
+	rows, err := conn.Query(ctx, `
+		SELECT id, client_id, plate, brand, model, year, COALESCE(vin,''), mileage,
+		       COALESCE(fuel_type,''), COALESCE(notes,''), created_at, updated_at
+		FROM vehicles WHERE client_id = $1 ORDER BY plate`, clientID)
+	if err != nil {
+		return nil, err
+	}
+	defer rows.Close()
+	var list []*Vehicle
+	for rows.Next() {
+		var v Vehicle
+		if err := rows.Scan(&v.ID, &v.ClientID, &v.Plate, &v.Brand, &v.Model,
+			&v.Year, &v.VIN, &v.Mileage, &v.FuelType, &v.Notes, &v.CreatedAt, &v.UpdatedAt); err != nil {
+			return nil, err
+		}
+		list = append(list, &v)
+	}
+	return list, rows.Err()
+}
+
+func CreateVehicle(ctx context.Context, conn *pgxpool.Conn, clientID, plate, brand, model string, year int, vin, fuelType, notes string, mileage int) (*Vehicle, error) {
+	var v Vehicle
+	var yearPtr *int
+	if year != 0 {
+		yearPtr = &year
+	}
+	var mileagePtr *int
+	if mileage != 0 {
+		mileagePtr = &mileage
+	}
+	err := conn.QueryRow(ctx, `
+		INSERT INTO vehicles (client_id, plate, brand, model, year, vin, fuel_type, mileage, notes)
+		VALUES (NULLIF($1,'')::uuid, $2, $3, $4, $5, NULLIF($6,''), NULLIF($7,''), $8, NULLIF($9,''))
+		RETURNING id, client_id, plate, brand, model, year, COALESCE(vin,''), mileage,
+		          COALESCE(fuel_type,''), COALESCE(notes,''), created_at, updated_at`,
+		clientID, plate, brand, model, yearPtr, vin, fuelType, mileagePtr, notes).
+		Scan(&v.ID, &v.ClientID, &v.Plate, &v.Brand, &v.Model,
+			&v.Year, &v.VIN, &v.Mileage, &v.FuelType, &v.Notes, &v.CreatedAt, &v.UpdatedAt)
+	return &v, err
+}
+
+func UpdateVehicle(ctx context.Context, conn *pgxpool.Conn, id, plate, brand, model string, year int, vin, fuelType, notes string, mileage int) (*Vehicle, error) {
+	var v Vehicle
+	var yearPtr *int
+	if year != 0 {
+		yearPtr = &year
+	}
+	var mileagePtr *int
+	if mileage != 0 {
+		mileagePtr = &mileage
+	}
+	err := conn.QueryRow(ctx, `
+		UPDATE vehicles SET plate=$2, brand=$3, model=$4,
+		       year=$5, vin=NULLIF($6,''), fuel_type=NULLIF($7,''), mileage=$8, notes=NULLIF($9,''), updated_at=NOW()
+		WHERE id=$1
+		RETURNING id, client_id, plate, brand, model, year, COALESCE(vin,''), mileage,
+		          COALESCE(fuel_type,''), COALESCE(notes,''), created_at, updated_at`,
+		id, plate, brand, model, yearPtr, vin, fuelType, mileagePtr, notes).
+		Scan(&v.ID, &v.ClientID, &v.Plate, &v.Brand, &v.Model,
+			&v.Year, &v.VIN, &v.Mileage, &v.FuelType, &v.Notes, &v.CreatedAt, &v.UpdatedAt)
+	return &v, err
+}