feat:customer_server_side

smartbill/smartbill/doctype/customer/customer.js

@@ -7,20 +7,21 @@ frappe.ui.form.on("Customer", {
     frm.toggle_display(
       ["national_id", "passport_number"],
       frm.doc.identification_type !== "Select"
-    );
-    // set full name
-    if (frm.doc.middle_name_optional) {
-      frm.set_value(
-        "full_name",
-        frm.doc.first_name +
-          " " +
-          frm.doc.middle_name_optional +
-          " " +
-          frm.doc.last_name
-      );
-    } else {
-      frm.set_value("full_name", frm.doc.first_name + " " + frm.doc.last_name);
-    }
+    ); 
+    // This has been moved to server side
+    // // set full name
+    // if (frm.doc.middle_name_optional) {
+    //   frm.set_value(
+    //     "full_name",
+    //     frm.doc.first_name +
+    //       " " +
+    //       frm.doc.middle_name_optional +
+    //       " " +
+    //       frm.doc.last_name
+    //   );
+    // } else {
+    //   frm.set_value("full_name", frm.doc.first_name + " " + frm.doc.last_name);
+    // }
   },
 
   validate(frm) {
@@ -55,17 +56,17 @@ frappe.ui.form.on("Customer", {
     }
     // check if email is valid
     if (frm.doc.email) {
-        if (!frm.doc.email.includes("@")) {
-          frm.set_value("email","");
-          frappe.throw("Email is not valid");
-        }
+      if (!frm.doc.email.includes("@")) {
+        frm.set_value("email", "");
+        frappe.throw("Email is not valid");
       }
+    }
   },
 
   date_of_birth(frm) {
     // check if date of birth is valid
     if (frm.doc.date_of_birth) {
-      if (Date.parse(frm.doc.date_of_birth) > Date.now()) {
+      if (Date.parse(frm.doc.date_of_birth) > Date.now()){
         frappe.msgprint("Date of birth is not valid");
       }
       // calculate age in years, months and days
@@ -96,7 +97,6 @@ frappe.ui.form.on("Customer", {
       if (parseInt(frm.doc.age) < 18) {
         frm.set_value("date_of_birth", "");
         frappe.throw("Must be 18 or older");
-
       }
     }
   },

smartbill/smartbill/doctype/customer/customer.py

@@ -1,9 +1,88 @@
 # Copyright (c) 2024, Gatura Njenga and contributors
 # For license information, please see license.txt
 
-# import frappe
+import frappe
+import re
+from datetime import date, datetime, timedelta
 from frappe.model.document import Document
 
-
 class Customer(Document):
-	pass
+        def before_save(self):
+                set_full_name(self)
+
+        def validate(self):
+                valid_email(self)
+                validate_date_of_birth(self)
+                set_age(self)
+                validate_age(self)
+
+
+# set full_name
+def set_full_name(self):
+        first_name = self.first_name.strip().title()
+        middle_name = self.middle_name_optional.strip().title() if self.middle_name_optional else ""
+        last_name = self.last_name.strip().title()
+
+        # set all names to be title 
+        self.first_name = first_name
+        self.middle_name_optional = middle_name if self.middle_name_optional else ""
+        self.last_name = last_name
+
+        # if middle_name is provided include it in full_name
+        if middle_name:
+                self.full_name = f"{first_name} {middle_name} {last_name}"
+        else:
+                self.full_name = f"{first_name} {last_name}"
+
+
+# valid email? should contain @ and . after @
+def valid_email(self):
+        pattern = "[a-zA-Z0-9]+@[a-zA-Z0-9]+\.[a-zA-Z]"
+        e = self.email
+        if re.search(pattern, e):
+                return True
+        else:
+                frappe.throw("Invalid email address")
+                # return False
+
+
+# validate date_of_birth
+def validate_date_of_birth(self):
+        if self.date_of_birth > frappe.utils.nowdate():
+                frappe.throw("Date of birth cannot be in the future")
+
+
+# calculate age
+def set_age(self):
+    today = date.today()
+
+    # Convert the date_of_birth from string to date object with format 'YYYY-MM-DD'
+    dob = datetime.strptime(self.date_of_birth, '%Y-%m-%d').date()
+
+    age_years = today.year - dob.year
+    age_months = today.month - dob.month
+    age_days = today.day - dob.day
+
+    if age_months < 0 or (age_months == 0 and age_days < 0):
+        age_years -= 1
+        age_months += 12
+
+    if age_days < 0:
+        # Adjust day difference
+        previous_month_last_day = (today.replace(day=1) - timedelta(days=1)).day
+        age_days += previous_month_last_day
+        age_months -= 1
+
+    self.age = f"{age_years} years {age_months} months {age_days} days"
+
+
+# validate age > 18
+def validate_age(self):
+    if self.age:
+        # Extract the number of years from the age string
+        age_years = int(self.age.split()[0])
+
+        if age_years < 18:
+            frappe.throw("Must be 18 or older")
+
+