feat(boc): v1.0 - Complete Business Operations Center
- Go backend API with full CRUD for all modules - Rust analytics service with parallel processing - C runtime with POSIX shared memory IPC - PostgreSQL schema with 30+ tables - Redis cache, Kafka event streaming - WebSocket hub, automation engine - PDF generation, Resend email integration - JWT auth, multi-tenant - Docker Compose deployment - Nginx reverse proxy Refs: BOC-001
This commit is contained in:
Bernt (LandveX AI)
@@ -0,0 +1,286 @@
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package handlers
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import (
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"database/sql"
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"encoding/json"
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"net/http"
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"time"
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)
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type SupplierHandler struct {
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DB *sql.DB
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}
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func NewSupplierHandler(db *sql.DB) *SupplierHandler {
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return &SupplierHandler{DB: db}
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}
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type Supplier struct {
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ID string `json:"id"`
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Name string `json:"name"`
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Email string `json:"email"`
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Phone string `json:"phone"`
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OrgNumber string `json:"org_number"`
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Address map[string]interface{} `json:"address"`
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PaymentTerms string `json:"payment_terms"`
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BankAccount string `json:"bank_account"`
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Bankgiro string `json:"bankgiro"`
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Postgiro string `json:"postgiro"`
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Currency string `json:"currency"`
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Status string `json:"status"`
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CreatedAt time.Time `json:"created_at"`
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}
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type PurchaseOrder struct {
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ID string `json:"id"`
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SupplierID string `json:"supplier_id"`
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PONumber string `json:"po_number"`
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Status string `json:"status"`
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Amount float64 `json:"amount"`
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TaxAmount float64 `json:"tax_amount"`
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Currency string `json:"currency"`
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ExpectedDelivery *time.Time `json:"expected_delivery"`
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ReceivedAt *time.Time `json:"received_at"`
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Notes string `json:"notes"`
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CreatedAt time.Time `json:"created_at"`
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}
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type SupplierInvoice struct {
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ID string `json:"id"`
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SupplierID string `json:"supplier_id"`
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POID *string `json:"po_id"`
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InvoiceNumber string `json:"invoice_number"`
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Amount float64 `json:"amount"`
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TaxAmount float64 `json:"tax_amount"`
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Currency string `json:"currency"`
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Status string `json:"status"`
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DueDate *time.Time `json:"due_date"`
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PaidAt *time.Time `json:"paid_at"`
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OCRNumber string `json:"ocr_number"`
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Notes string `json:"notes"`
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CreatedAt time.Time `json:"created_at"`
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}
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func (h *SupplierHandler) ListSuppliers(w http.ResponseWriter, r *http.Request) {
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rows, err := h.DB.Query(`
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SELECT id, name, email, phone, org_number, address, payment_terms, bank_account, bankgiro, postgiro, currency, status, created_at
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FROM boc_suppliers WHERE status = 'active' ORDER BY name
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`)
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if err != nil {
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writeError(w, http.StatusInternalServerError, "database error")
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return
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}
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defer rows.Close()
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suppliers := []Supplier{}
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for rows.Next() {
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var s Supplier
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var addr []byte
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if err := rows.Scan(&s.ID, &s.Name, &s.Email, &s.Phone, &s.OrgNumber, &addr, &s.PaymentTerms, &s.BankAccount, &s.Bankgiro, &s.Postgiro, &s.Currency, &s.Status, &s.CreatedAt); err != nil {
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continue
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}
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json.Unmarshal(addr, &s.Address)
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suppliers = append(suppliers, s)
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}
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writeJSON(w, http.StatusOK, map[string]interface{}{
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"suppliers": suppliers,
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"total": len(suppliers),
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})
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}
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func (h *SupplierHandler) CreateSupplier(w http.ResponseWriter, r *http.Request) {
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var req Supplier
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if err := json.NewDecoder(r.Body).Decode(&req); err != nil {
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writeError(w, http.StatusBadRequest, "invalid request")
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return
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}
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addr, _ := json.Marshal(req.Address)
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var id string
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err := h.DB.QueryRow(`
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INSERT INTO boc_suppliers (name, email, phone, org_number, address, payment_terms, bank_account, bankgiro, postgiro, currency)
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VALUES ($1, $2, $3, $4, $5, $6, $7, $8, $9, $10)
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RETURNING id
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`, req.Name, req.Email, req.Phone, req.OrgNumber, addr, req.PaymentTerms, req.BankAccount, req.Bankgiro, req.Postgiro, req.Currency).Scan(&id)
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if err != nil {
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writeError(w, http.StatusInternalServerError, "failed to create supplier")
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return
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}
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writeJSON(w, http.StatusCreated, map[string]interface{}{
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"id": id,
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"message": "Supplier created",
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})
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}
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func (h *SupplierHandler) ListPurchaseOrders(w http.ResponseWriter, r *http.Request) {
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status := r.URL.Query().Get("status")
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if status == "" {
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status = "all"
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}
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var query string
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var args []interface{}
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if status == "all" {
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query = `SELECT id, supplier_id, po_number, status, amount, currency, expected_delivery, received_at, created_at FROM boc_purchase_orders ORDER BY created_at DESC LIMIT 100`
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} else {
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query = `SELECT id, supplier_id, po_number, status, amount, currency, expected_delivery, received_at, created_at FROM boc_purchase_orders WHERE status = $1 ORDER BY created_at DESC LIMIT 100`
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args = append(args, status)
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}
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rows, err := h.DB.Query(query, args...)
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if err != nil {
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writeError(w, http.StatusInternalServerError, "database error")
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return
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}
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defer rows.Close()
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pos := []PurchaseOrder{}
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for rows.Next() {
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var p PurchaseOrder
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if err := rows.Scan(&p.ID, &p.SupplierID, &p.PONumber, &p.Status, &p.Amount, &p.Currency, &p.ExpectedDelivery, &p.ReceivedAt, &p.CreatedAt); err != nil {
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continue
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}
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pos = append(pos, p)
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}
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writeJSON(w, http.StatusOK, map[string]interface{}{
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"purchase_orders": pos,
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"total": len(pos),
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})
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}
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func (h *SupplierHandler) CreatePurchaseOrder(w http.ResponseWriter, r *http.Request) {
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var req struct {
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SupplierID string `json:"supplier_id"`
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ExpectedDelivery *time.Time `json:"expected_delivery"`
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Notes string `json:"notes"`
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Items []struct {
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ProductID string `json:"product_id"`
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Description string `json:"description"`
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Quantity float64 `json:"quantity"`
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UnitPrice float64 `json:"unit_price"`
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TaxRate float64 `json:"tax_rate"`
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} `json:"items"`
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}
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if err := json.NewDecoder(r.Body).Decode(&req); err != nil {
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writeError(w, http.StatusBadRequest, "invalid request")
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return
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}
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poNumber := "PO-" + time.Now().Format("20060102-150405")
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var totalAmount, totalTax float64
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for _, item := range req.Items {
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itemTotal := item.Quantity * item.UnitPrice
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itemTax := itemTotal * (item.TaxRate / 100)
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totalAmount += itemTotal
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totalTax += itemTax
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}
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tx, err := h.DB.Begin()
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if err != nil {
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writeError(w, http.StatusInternalServerError, "transaction error")
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return
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}
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defer tx.Rollback()
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var id string
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err = tx.QueryRow(`
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INSERT INTO boc_purchase_orders (supplier_id, po_number, amount, tax_amount, currency, expected_delivery, notes)
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VALUES ($1, $2, $3, $4, 'USD', $5, $6)
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RETURNING id
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`, req.SupplierID, poNumber, totalAmount, totalTax, req.ExpectedDelivery, req.Notes).Scan(&id)
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if err != nil {
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writeError(w, http.StatusInternalServerError, "failed to create PO")
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return
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}
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for _, item := range req.Items {
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itemTotal := item.Quantity * item.UnitPrice
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_, err = tx.Exec(`
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INSERT INTO boc_purchase_order_items (po_id, product_id, description, quantity, unit_price, tax_rate, total)
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VALUES ($1, $2, $3, $4, $5, $6, $7)
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`, id, item.ProductID, item.Description, item.Quantity, item.UnitPrice, item.TaxRate, itemTotal)
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if err != nil {
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writeError(w, http.StatusInternalServerError, "failed to create PO items")
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return
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}
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}
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if err := tx.Commit(); err != nil {
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writeError(w, http.StatusInternalServerError, "commit failed")
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return
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}
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writeJSON(w, http.StatusCreated, map[string]interface{}{
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"id": id,
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"number": poNumber,
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"message": "Purchase order created",
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})
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}
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func (h *SupplierHandler) ListSupplierInvoices(w http.ResponseWriter, r *http.Request) {
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status := r.URL.Query().Get("status")
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if status == "" {
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status = "all"
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}
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var query string
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var args []interface{}
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if status == "all" {
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query = `SELECT id, supplier_id, po_id, invoice_number, amount, currency, status, due_date, paid_at, ocr_number, created_at FROM boc_supplier_invoices ORDER BY created_at DESC LIMIT 100`
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} else {
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query = `SELECT id, supplier_id, po_id, invoice_number, amount, currency, status, due_date, paid_at, ocr_number, created_at FROM boc_supplier_invoices WHERE status = $1 ORDER BY created_at DESC LIMIT 100`
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args = append(args, status)
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}
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rows, err := h.DB.Query(query, args...)
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if err != nil {
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writeError(w, http.StatusInternalServerError, "database error")
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return
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}
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defer rows.Close()
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invoices := []SupplierInvoice{}
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for rows.Next() {
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var i SupplierInvoice
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if err := rows.Scan(&i.ID, &i.SupplierID, &i.POID, &i.InvoiceNumber, &i.Amount, &i.Currency, &i.Status, &i.DueDate, &i.PaidAt, &i.OCRNumber, &i.CreatedAt); err != nil {
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continue
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}
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invoices = append(invoices, i)
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}
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writeJSON(w, http.StatusOK, map[string]interface{}{
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"invoices": invoices,
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"total": len(invoices),
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})
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}
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func (h *SupplierHandler) CreateSupplierInvoice(w http.ResponseWriter, r *http.Request) {
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var req SupplierInvoice
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if err := json.NewDecoder(r.Body).Decode(&req); err != nil {
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writeError(w, http.StatusBadRequest, "invalid request")
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return
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}
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var id string
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err := h.DB.QueryRow(`
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INSERT INTO boc_supplier_invoices (supplier_id, po_id, invoice_number, amount, tax_amount, currency, due_date, ocr_number, notes)
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VALUES ($1, $2, $3, $4, $5, 'USD', $6, $7, $8)
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RETURNING id
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`, req.SupplierID, req.POID, req.InvoiceNumber, req.Amount, req.TaxAmount, req.DueDate, req.OCRNumber, req.Notes).Scan(&id)
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if err != nil {
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writeError(w, http.StatusInternalServerError, "failed to create supplier invoice")
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return
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}
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writeJSON(w, http.StatusCreated, map[string]interface{}{
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"id": id,
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"message": "Supplier invoice created",
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})
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}
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