resend invite sms in admin backend, admin view improvements

shiftregister/app/admin.py

@@ -19,10 +19,24 @@ class ShiftAdmin(admin.ModelAdmin):
         return object.room.required_helpers - object.shiftregistration_set.count()
 
 
-# admin.site.register(Shift)
+def send_login(modeladmin, request, queryset):
+    for helper in queryset:
+        helper.send_confirmation()
+
+
+class RegistationInline(admin.TabularInline):
+    model = ShiftRegistration
+
+
+@admin.register(Helper)
+class HelperAdmin(admin.ModelAdmin):
+    readonly_fields = ("phone",)
+    fields = ("name", "phone", "number_validated")
+    list_display = ("name",)
+    inlines = (RegistationInline,)
+    actions = (send_login,)
 
 
-admin.site.register(Helper)
 admin.site.register(ShiftRegistration)
 admin.site.register(Message)
 admin.site.register(LoginToken)

shiftregister/app/models.py

@@ -31,7 +31,7 @@ class Shift(models.Model):
 
 class Helper(models.Model):
     # todo: add propper phone number validation, maybe even country code?
-    phone = models.CharField(max_length=200, primary_key=True)
+    phone = models.CharField(max_length=200, primary_key=True, editable=False)
     name = models.CharField(max_length=200)
     # change this to a generic state variable to allow for number blocking/account deactivation?
     number_validated = models.BooleanField(default=False)
@@ -86,6 +86,9 @@ class ShiftRegistration(models.Model):
             shift__start_at__lte=timezone.now() + timedelta(minutes=60),
         )
 
+    def __str__(self):
+        return f"{self.helper.name}: {self.shift}"
+
 
 class Message(models.Model):
     # remove limit and send long messages in multiple messages?