Add GOTH stack CRM platform skeleton

- Go module with chi router, bcrypt - SQLite schema for 9 tables - Auth, Clients, Customers, Services, Scheduling, Payments, Q&A handlers - HTMX template layouts
2026-04-21 15:56:40 +00:00
parent 31039ea4af
commit 5b8107c169
14 changed files with 1529 additions and 0 deletions
--- a/apps/go-crm/internal/handlers/services.go
+++ b/apps/go-crm/internal/handlers/services.go
@@ -0,0 +1,81 @@
+package handlers
+
+import (
+	"database/sql"
+	"net/http"
+	"strconv"
+	"time"
+
+	"go-crm/internal/db"
+
+	"github.com/go-chi/chi/v5"
+)
+
+func ListServices(w http.ResponseWriter, r *http.Request) {
+	limit, _ := strconv.Atoi(r.URL.Query().Get("limit"))
+	offset, _ := strconv.Atoi(r.URL.Query().Get("offset"))
+	clientID, _ := strconv.ParseInt(r.URL.Query().Get("client_id"), 10, 64)
+	if limit == 0 {
+		limit = 20
+	}
+
+	services, err := db.ListServices(DB, clientID, limit, offset)
+	if err != nil {
+		http.Error(w, err.Error(), http.StatusInternalServerError)
+		return
+	}
+
+	w.Header().Set("Content-Type", "text/html")
+	w.Write([]byte(`<!DOCTYPE html><html><head><script src="https://unpkg.com/htmx.org@1.9.10"></script></head><body><h1>Services</h1><button class="btn" onclick="document.getElementById('serviceForm').style.display='block'">Add Service</button><div id="serviceForm" style="display:none; margin-top:1rem;"><form hx-post="/services" hx-target="#serviceList"><input type="text" name="name" placeholder="Service Name" required><input type="number" name="price" placeholder="Price" step="0.01"><textarea name="description" placeholder="Description"></textarea><input type="text" name="duration" placeholder="Duration"><input type="number" name="client_id" placeholder="Client ID" required><button type="submit">Add</button></form></div><table><thead><tr><th>Name</th><th>Price</th><th>Duration</th><th>Actions</th></tr></thead><tbody id="serviceList">`))
+	for _, s := range services {
+		w.Write([]byte(`<tr><td>` + s.Name + `</td><td>` + strconv.FormatFloat(s.Price, 'f', 2, 64) + `</td><td>` + s.Duration + `</td><td><a href="/services/` + strconv.FormatInt(s.ServiceID, 10) + `">View</a></td></tr>`))
+	}
+	w.Write([]byte(`</tbody></table></body></html>`))
+}
+
+func CreateService(w http.ResponseWriter, r *http.Request) {
+	r.ParseForm()
+	clientID, _ := strconv.ParseInt(r.FormValue("client_id"), 10, 64)
+	price, _ := strconv.ParseFloat(r.FormValue("price"), 64)
+	service := db.Service{
+		ClientID:    clientID,
+		Name:       r.FormValue("name"),
+		Price:      price,
+		Description: r.FormValue("description"),
+		Duration:   r.FormValue("duration"),
+		CreatedAt:  time.Now().Unix(),
+	}
+
+	if err := service.Create(DB); err != nil {
+		http.Error(w, err.Error(), http.StatusBadRequest)
+		return
+	}
+
+	w.Header().Set("HX-Refresh", "true")
+}
+
+func ViewService(w http.ResponseWriter, r *http.Request) {
+	id, _ := strconv.ParseInt(chi.URLParam(r, "id"), 10)
+	var s db.Service
+	err := DB.QueryRow("SELECT service_id, client_id, name, price, description, duration, created_at FROM services WHERE service_id = ?", id).Scan(&s.ServiceID, &s.ClientID, &s.Name, &s.Price, &s.Description, &s.Duration, &s.CreatedAt)
+	if err != nil {
+		http.Error(w, "Service not found", http.StatusNotFound)
+		return
+	}
+
+	w.Header().Set("Content-Type", "text/html")
+	w.Write([]byte(`<!DOCTYPE html><body><h1>` + s.Name + `</h1><p>Price: ` + strconv.FormatFloat(s.Price, 'f', 2, 64) + `</p><p>Description: ` + s.Description + `</p><p>Duration: ` + s.Duration + `</p><a href="/services">Back</a></body></html>`))
+}
+
+func UpdateService(w http.ResponseWriter, r *http.Request) {
+	id, _ := strconv.ParseInt(chi.URLParam(r, "id"), 10)
+	r.ParseForm()
+	clientID, _ := strconv.ParseInt(r.FormValue("client_id"), 10, 64)
+	price, _ := strconv.ParseFloat(r.FormValue("price"), 64)
+	DB.Exec("UPDATE services SET client_id=?, name=?, price=?, description=?, duration=? WHERE service_id=?", clientID, r.FormValue("name"), price, r.FormValue("description"), r.FormValue("duration"), id)
+}
+
+func DeleteService(w http.ResponseWriter, r *http.Request) {
+	id, _ := strconv.ParseInt(chi.URLParam(r, "id"), 10)
+	DB.Exec("DELETE FROM services WHERE service_id = ?", id)
+}