up

internal/fiscal/fiscal.go

@@ -0,0 +1,91 @@
+package fiscal
+
+import (
+	"encoding/csv"
+	"encoding/json"
+	"fmt"
+	"net/http"
+	"strconv"
+	"time"
+
+	"github.com/f4bpo/rental-manager/internal/document"
+	"github.com/f4bpo/rental-manager/internal/transaction"
+)
+
+type Handler struct {
+	txStore  *transaction.Store
+	docStore *document.Store
+}
+
+func NewHandler(txStore *transaction.Store, docStore *document.Store) *Handler {
+	return &Handler{txStore: txStore, docStore: docStore}
+}
+
+func (h *Handler) Summary(w http.ResponseWriter, r *http.Request) {
+	q := r.URL.Query()
+	year := q.Get("year")
+	if year == "" {
+		year = strconv.Itoa(time.Now().Year())
+	}
+	summaries, err := h.txStore.GetSummary(q.Get("property_id"), year, "")
+	if err != nil {
+		http.Error(w, err.Error(), http.StatusInternalServerError)
+		return
+	}
+	if summaries == nil {
+		summaries = []transaction.Summary{}
+	}
+	w.Header().Set("Content-Type", "application/json")
+	json.NewEncoder(w).Encode(summaries)
+}
+
+func (h *Handler) Export(w http.ResponseWriter, r *http.Request) {
+	q := r.URL.Query()
+	propertyID := q.Get("property_id")
+	yearStr := q.Get("year")
+	if yearStr == "" {
+		yearStr = strconv.Itoa(time.Now().Year())
+	}
+
+	// List() gère correctement propertyID vide et year en string
+	txs, err := h.txStore.List(propertyID, "", yearStr, "")
+	if err != nil {
+		http.Error(w, err.Error(), http.StatusInternalServerError)
+		return
+	}
+
+	propLabel := propertyID
+	if propLabel == "" {
+		propLabel = "tous"
+	}
+	filename := fmt.Sprintf("export_fiscal_%s_%s.csv", propLabel, yearStr)
+	w.Header().Set("Content-Type", "text/csv; charset=utf-8")
+	w.Header().Set("Content-Disposition", fmt.Sprintf(`attachment; filename="%s"`, filename))
+
+	w.Write([]byte{0xEF, 0xBB, 0xBF}) // BOM UTF-8 pour Excel
+
+	cw := csv.NewWriter(w)
+	cw.Comma = ';'
+	cw.Write([]string{"Date", "Type", "Catégorie", "Description", "Montant (€)", "Bien"})
+
+	var totalIncome, totalExpense float64
+	for _, t := range txs {
+		typeLabel := "Revenu"
+		if t.Type == "expense" {
+			typeLabel = "Dépense"
+			totalExpense += t.Amount
+		} else {
+			totalIncome += t.Amount
+		}
+		cw.Write([]string{
+			t.Date, typeLabel, t.CategoryName,
+			t.Description, fmt.Sprintf("%.2f", t.Amount), t.PropertyName,
+		})
+	}
+
+	cw.Write([]string{})
+	cw.Write([]string{"", "", "", "TOTAL REVENUS", fmt.Sprintf("%.2f", totalIncome), ""})
+	cw.Write([]string{"", "", "", "TOTAL DÉPENSES", fmt.Sprintf("%.2f", totalExpense), ""})
+	cw.Write([]string{"", "", "", "BÉNÉFICE NET", fmt.Sprintf("%.2f", totalIncome-totalExpense), ""})
+	cw.Flush()
+}