Inicial

2026-07-02 12:47:55 +01:00
commit 5de37bb512
132 changed files with 28495 additions and 0 deletions
@@ -0,0 +1,104 @@
+package expense
+
+import (
+	"errors"
+	"time"
+
+	"github.com/gofiber/fiber/v2"
+	"github.com/jackc/pgx/v5"
+	"github.com/techxcar/backend/internal/auth"
+	"github.com/techxcar/backend/pkg/database"
+)
+
+var allowedTypes = map[string]bool{
+	"fuel":  true,
+	"parts": true,
+	"tools": true,
+	"other": true,
+}
+
+func RegisterRoutes(app *fiber.App, db *database.DB, secret string) {
+	ro := []fiber.Handler{
+		auth.RequireAuth(secret),
+		auth.RequireRole("tenant_admin", "manager", "technician"),
+		auth.TenantMiddleware(db),
+	}
+	write := []fiber.Handler{
+		auth.RequireAuth(secret),
+		auth.RequireRole("tenant_admin", "manager"),
+		auth.TenantMiddleware(db),
+	}
+
+	app.Get("/api/v1/expenses", append(ro, listExpensesH())...)
+	app.Post("/api/v1/expenses", append(write, createExpenseH())...)
+	app.Delete("/api/v1/expenses/:id", append(write, deleteExpenseH())...)
+}
+
+func listExpensesH() fiber.Handler {
+	return func(c *fiber.Ctx) error {
+		conn := auth.GetConn(c)
+		list, err := ListExpenses(c.Context(), conn, c.Query("type"))
+		if err != nil {
+			return fiber.NewError(500, "erro ao listar despesas")
+		}
+		if list == nil {
+			list = []*Expense{}
+		}
+		return c.JSON(fiber.Map{"data": list, "error": nil})
+	}
+}
+
+type expenseBody struct {
+	VehicleID   string  `json:"vehicle_id"`
+	Type        string  `json:"type"`
+	Amount      float64 `json:"amount"`
+	Description string  `json:"description"`
+	Date        string  `json:"date"` // YYYY-MM-DD
+}
+
+func createExpenseH() fiber.Handler {
+	return func(c *fiber.Ctx) error {
+		var b expenseBody
+		if err := c.BodyParser(&b); err != nil {
+			return fiber.NewError(400, "corpo do pedido inválido")
+		}
+		if !allowedTypes[b.Type] {
+			return fiber.NewError(400, "tipo inválido: fuel, parts, tools, other")
+		}
+		if b.Amount <= 0 {
+			return fiber.NewError(400, "valor deve ser positivo")
+		}
+		if b.Date == "" {
+			return fiber.NewError(400, "data obrigatória")
+		}
+		date, err := time.Parse("2006-01-02", b.Date)
+		if err != nil {
+			return fiber.NewError(400, "data inválida (formato: YYYY-MM-DD)")
+		}
+		var vehicleID *string
+		if b.VehicleID != "" {
+			vehicleID = &b.VehicleID
+		}
+		conn := auth.GetConn(c)
+		e, err := CreateExpense(c.Context(), conn, vehicleID, b.Type, b.Description, b.Amount, date)
+		if err != nil {
+			return fiber.NewError(500, "erro ao registar despesa")
+		}
+		return c.Status(201).JSON(fiber.Map{"data": e, "error": nil})
+	}
+}
+
+func deleteExpenseH() fiber.Handler {
+	return func(c *fiber.Ctx) error {
+		id := c.Params("id")
+		conn := auth.GetConn(c)
+		err := DeleteExpense(c.Context(), conn, id)
+		if errors.Is(err, pgx.ErrNoRows) {
+			return fiber.NewError(404, "despesa não encontrada")
+		}
+		if err != nil {
+			return fiber.NewError(500, "erro ao eliminar despesa")
+		}
+		return c.SendStatus(204)
+	}
+}
@@ -0,0 +1,69 @@
+package expense
+
+import (
+	"context"
+	"fmt"
+	"time"
+
+	"github.com/jackc/pgx/v5"
+	"github.com/jackc/pgx/v5/pgxpool"
+)
+
+type Expense struct {
+	ID          string    `json:"id"`
+	VehicleID   *string   `json:"vehicle_id"`
+	Type        string    `json:"type"`
+	Amount      float64   `json:"amount"`
+	Description string    `json:"description"`
+	Date        time.Time `json:"date"`
+	CreatedAt   time.Time `json:"created_at"`
+}
+
+func ListExpenses(ctx context.Context, conn *pgxpool.Conn, typeFilter string) ([]*Expense, error) {
+	q := `SELECT id, vehicle_id, type, amount, COALESCE(description,''), date, created_at
+	      FROM expenses`
+	args := []any{}
+	if typeFilter != "" {
+		q += " WHERE type = $1"
+		args = append(args, typeFilter)
+	}
+	q += " ORDER BY date DESC, created_at DESC"
+	rows, err := conn.Query(ctx, q, args...)
+	if err != nil {
+		return nil, fmt.Errorf("expense: list: %w", err)
+	}
+	defer rows.Close()
+	var list []*Expense
+	for rows.Next() {
+		var e Expense
+		if err := rows.Scan(&e.ID, &e.VehicleID, &e.Type, &e.Amount, &e.Description, &e.Date, &e.CreatedAt); err != nil {
+			return nil, fmt.Errorf("expense: scan: %w", err)
+		}
+		list = append(list, &e)
+	}
+	return list, rows.Err()
+}
+
+func CreateExpense(ctx context.Context, conn *pgxpool.Conn, vehicleID *string, expType, description string, amount float64, date time.Time) (*Expense, error) {
+	row := conn.QueryRow(ctx,
+		`INSERT INTO expenses (vehicle_id, type, amount, description, date)
+		 VALUES ($1, $2, $3, NULLIF($4,''), $5)
+		 RETURNING id, vehicle_id, type, amount, COALESCE(description,''), date, created_at`,
+		vehicleID, expType, amount, description, date)
+	var e Expense
+	if err := row.Scan(&e.ID, &e.VehicleID, &e.Type, &e.Amount, &e.Description, &e.Date, &e.CreatedAt); err != nil {
+		return nil, fmt.Errorf("expense: create: %w", err)
+	}
+	return &e, nil
+}
+
+func DeleteExpense(ctx context.Context, conn *pgxpool.Conn, id string) error {
+	tag, err := conn.Exec(ctx, `DELETE FROM expenses WHERE id = $1`, id)
+	if err != nil {
+		return fmt.Errorf("expense: delete: %w", err)
+	}
+	if tag.RowsAffected() == 0 {
+		return pgx.ErrNoRows
+	}
+	return nil
+}