1. PostgreSQL copy of all MySQL created and tested.\n 2. Purchase Orders and Sales Orders and stock level management added to MySQL, PostgreSQL, and server and front end code.

models/model_view_base.py

@@ -19,75 +19,97 @@ Base data model for views
 # from routes import bp_home
 import lib.argument_validation as av
 from forms import Form_Is_Included_VAT, Form_Delivery_Region, Form_Currency
+
 # external
-from abc import ABC, abstractmethod, abstractproperty
+from abc import ABC, abstractmethod
 from flask_sqlalchemy import SQLAlchemy
-from flask import Flask
+from flask import Flask, session
+from pydantic import BaseModel, ConfigDict
+from typing import ClassVar
 
 # VARIABLE INSTANTIATION
 
 
 # CLASSES
-class Model_View_Base(ABC):
+class Model_View_Base(BaseModel, ABC):
+    # Global constants
+    ATTR_TEXT_COLLAPSED: ClassVar[str] = 'textCollapsed'
+    ATTR_TEXT_EXPANDED: ClassVar[str] = 'textExpanded'
+    FLAG_BUTTON_MODAL_CLOSE: ClassVar[str] = 'btn-overlay-close'
+    FLAG_BUTTON_SUBMIT: ClassVar[str] = 'btn-submit'
+    FLAG_CARD: ClassVar[str] = 'card'
+    FLAG_COLLAPSED: ClassVar[str] = 'collapsed'
+    FLAG_COLLAPSIBLE: ClassVar[str] = 'collapsible'
+    FLAG_COLUMN: ClassVar[str] = 'column'
+    FLAG_CONTAINER: ClassVar[str] = 'container'
+    FLAG_CONTAINER_INPUT: ClassVar[str] = FLAG_CONTAINER + '-input'
+    FLAG_ERROR: ClassVar[str] = 'error'
+    FLAG_EXPANDED: ClassVar[str] = 'expanded'
+    FLAG_HAMBURGER: ClassVar[str] = 'hamburger'
+    FLAG_INITIALISED: ClassVar[str] = 'initialised'
+    FLAG_OVERLAY: ClassVar[str] = 'overlay'
+    FLAG_PAGE_BODY: ClassVar[str] = 'page-body'
+    FLAG_ROW: ClassVar[str] = 'row'
+    FLAG_ROW_NEW: ClassVar[str] = 'row-new'
+    FLAG_SCROLLABLE: ClassVar[str] = 'scrollable'
+    FLAG_SUBMITTED: ClassVar[str] = 'submitted'
+    # flagIsDatePicker: ClassVar[str] = 'is-date-picker'
+    HASH_PAGE_ACCESSIBILITY_STATEMENT: ClassVar[str] = '/accessibility-statement'
+    HASH_PAGE_CONTACT: ClassVar[str] = '/contact'
+    HASH_PAGE_ERROR_NO_PERMISSION: ClassVar[str] = '/error'
+    HASH_PAGE_HOME: ClassVar[str] = '/'
+    HASH_PAGE_LICENSE: ClassVar[str] = '/license'
+    HASH_PAGE_SERVICES: ClassVar[str] = '/services'
+    HASH_PAGE_STORE_HOME: ClassVar[str] = '/store'
+    HASH_PAGE_STORE_PERMUTATIONS: ClassVar[str] = '/store/permutations'
+    HASH_PAGE_STORE_PRODUCT: ClassVar[str] = '/store/product'
+    ID_BUTTON_HAMBURGER: ClassVar[str] = 'btnHamburger'
+    ID_FORM_CONTACT: ClassVar[str] = 'formContact'
+    ID_FORM_CURRENCY: ClassVar[str] = 'formCurrency'
+    ID_FORM_DELIVERY_REGION: ClassVar[str] = 'formDeliveryRegion'
+    ID_FORM_IS_INCLUDED_VAT: ClassVar[str] = 'formIsIncludedVAT'
+    ID_MODAL_SERVICES: ClassVar[str] = 'modalServices'
+    ID_MODAL_TECHNOLOGIES: ClassVar[str] = 'modalTechnologies'
+    ID_NAV_CONTACT: ClassVar[str] = 'navContact'
+    ID_NAV_HOME: ClassVar[str] = 'navHome'
+    ID_NAV_SERVICES: ClassVar[str] = 'navServices'
+    ID_NAV_STORE_HOME: ClassVar[str] = 'navStoreHome'
+    ID_NAV_STORE_PERMUTATIONS: ClassVar[str] = 'navStorePermutations'
+    ID_NAV_STORE_PRODUCT: ClassVar[str] = 'navStoreProduct'
+    ID_OVERLAY_HAMBURGER: ClassVar[str] = 'overlayHamburger'
+    ID_PAGE_BODY: ClassVar[str] = 'pageBody'
+    ID_TABLE_MAIN: ClassVar[str] = 'tableMain'
+    KEY_FORM: ClassVar[str] = 'form'
+    KEY_FORM_FILTERS: ClassVar[str] = KEY_FORM + 'Filters'
+    NAME_COMPANY: ClassVar[str] = 'Precision And Research Technology Systems Limited'
+    URL_HOST: ClassVar[str] = 'http://127.0.0.1:5000' # 'https://www.partsltd.co.uk'
+    URL_GITHUB: ClassVar[str] = 'https://github.com/Teddy-1024'
+    URL_LINKEDIN: ClassVar[str] = 'https://uk.linkedin.com/in/lordteddyms'
+
     # Attributes
+    """
     is_user_logged_in: bool
     id_user: str
     form_is_included_VAT: Form_Is_Included_VAT
     form_delivery_region: Form_Delivery_Region
     form_currency: Form_Currency
     # app: Flask
-    is_page_store: bool
-    # Global constants
-    ATTR_TEXT_COLLAPSED = 'textCollapsed'
-    ATTR_TEXT_EXPANDED = 'textExpanded'
-    FLAG_BUTTON_MODAL_CLOSE = 'btn-overlay-close'
-    FLAG_BUTTON_SUBMIT = 'btn-submit'
-    FLAG_CARD = 'card'
-    FLAG_COLLAPSED = 'collapsed'
-    FLAG_COLLAPSIBLE = 'collapsible'
-    FLAG_COLUMN = 'column'
-    FLAG_CONTAINER = 'container'
-    FLAG_CONTAINER_INPUT = FLAG_CONTAINER + '-input'
-    FLAG_EXPANDED = 'expanded'
-    FLAG_HAMBURGER = 'hamburger'
-    FLAG_INITIALISED = 'initialised'
-    FLAG_OVERLAY = 'overlay'
-    FLAG_PAGE_BODY = 'page-body'
-    FLAG_ROW = 'row'
-    FLAG_SCROLLABLE = 'scrollable'
-    FLAG_SUBMITTED = 'submitted'
-    # flagIsDatePicker = 'is-date-picker'
-    HASH_PAGE_ACCESSIBILITY_STATEMENT = '/accessibility-statement'
-    HASH_PAGE_CONTACT = '/contact'
-    HASH_PAGE_ERROR_NO_PERMISSION = '/error'
-    HASH_PAGE_HOME = '/'
-    HASH_PAGE_LICENSE = '/license'
-    HASH_PAGE_SERVICES = '/services'
-    HASH_PAGE_STORE_HOME = '/store'
-    HASH_PAGE_STORE_PRODUCT = '/store/product'
-    ID_BUTTON_HAMBURGER = 'btnHamburger'
-    ID_FORM_CONTACT = 'formContact'
-    ID_FORM_CURRENCY = 'formCurrency'
-    ID_FORM_DELIVERY_REGION = 'formDeliveryRegion'
-    ID_FORM_IS_INCLUDED_VAT = 'formIsIncludedVAT'
-    ID_MODAL_SERVICES = 'modalServices'
-    ID_MODAL_TECHNOLOGIES = 'modalTechnologies'
-    ID_NAV_CONTACT = 'navContact'
-    ID_NAV_HOME = 'navHome'
-    ID_NAV_SERVICES = 'navServices'
-    ID_NAV_STORE_HOME = 'navStoreHome'
-    ID_NAV_STORE_PRODUCT = 'navStoreProduct'
-    ID_OVERLAY_HAMBURGER = 'overlayHamburger'
-    ID_PAGE_BODY = 'pageBody'
-    NAME_COMPANY = 'Precision And Research Technology Systems Limited'
-    URL_HOST = 'https://www.partsltd.co.uk' # 'http://127.0.0.1:5000'
-    URL_GITHUB = 'https://github.com/Teddy-1024'
-    URL_LINKEDIN = 'https://uk.linkedin.com/in/lordteddyms'
+    """
+    # """
+    app: Flask
+    db: SQLAlchemy
+    # """
+    session: None = None
+    is_page_store: bool = None
 
-    @abstractproperty
+    model_config = ConfigDict(arbitrary_types_allowed=True)
+
+    @property
+    @abstractmethod
     def title(self):
         pass
-
+    
+    """
     def __new__(cls, db, info_user, app): # , *args, **kwargs
         # Initialiser - validation
         _m = 'Model_View_Base.__new__'
@@ -96,23 +118,31 @@ class Model_View_Base(ABC):
         # return super().__new__(cls, *args, **kwargs)
         av.val_instance(db, 'db', _m, SQLAlchemy, v_arg_type=v_arg_type)
         return super(Model_View_Base, cls).__new__(cls)
-    
-    def __init__(self, db, info_user, app):
+    """
+    def __init__(self, app, db, **kwargs):
         # Constructor
+        """
         _m = 'Model_View_Base.__init__'
         v_arg_type = 'class attribute'
         print(f'{_m}\nstarting')
         av.val_instance(db, 'db', _m, SQLAlchemy, v_arg_type=v_arg_type)
+        """
+        BaseModel.__init__(self, app=app, db=db, **kwargs)
+        """
         self.db = db
-        self.info_user = info_user
+        self.session = session
+        info_user = self.get_info_user()
         print(f'info_user: {info_user}\ntype: {str(type(info_user))}')
         self.is_user_logged_in = ('sub' in list(info_user.keys()) and not info_user['sub'] == '' and not str(type(info_user['sub'])) == "<class 'NoneType'?")
         print(f'is_user_logged_in: {self.is_user_logged_in}')
         self.id_user = info_user['sub'] if self.is_user_logged_in else ''
-        self.form_is_included_VAT = Form_Is_Included_VAT()
-        self.form_delivery_region = Form_Delivery_Region()
-        self.form_currency = Form_Currency()
         self.app = app
+        """
+        with app.app_context():
+            self.session = session
+        # self.form_is_included_VAT = Form_Is_Included_VAT()
+        # self.form_delivery_region = Form_Delivery_Region()
+        # self.form_currency = Form_Currency()
         self.is_page_store = False
         
     def output_bool(self, boolean):

models/model_view_contact.py

@@ -29,9 +29,9 @@ from abc import abstractproperty
 # CLASSES
 class Model_View_Contact(Model_View_Base):
     # Attributes
-    ID_EMAIL = 'email'
-    ID_MESSAGE = 'msg'
-    ID_NAME = 'name'
+    ID_EMAIL: str = 'email'
+    ID_MESSAGE: str = 'msg'
+    ID_NAME: str = 'name'
 
     @property
     def title(self):

models/model_view_home.py

@@ -31,11 +31,13 @@ class Model_View_Home(Model_View_Base):
     def title(self):
         return 'Home'
 
+    """
     def __new__(cls, db, info_user, app):
         # Initialiser - validation
         print(f'info_user: {info_user}')
         return super(Model_View_Home, cls).__new__(cls, db, info_user, app)
-    
-    def __init__(self, db, info_user, app):
+    """
+    def __init__(self, app):
         # Constructor
-        super().__init__(db, info_user, app)
+        super().__init__(app)
+    

models/model_view_store.py

@@ -29,67 +29,77 @@ from business_objects.category import Category
 from flask import send_file, jsonify
 from flask_sqlalchemy import SQLAlchemy
 import locale
-
+from typing import ClassVar
 
 # VARIABLE INSTANTIATION
 
 
 # CLASSES
 class Model_View_Store(Model_View_Base):
+    # Global constants
+    ATTR_FORM_TYPE: ClassVar[str] = 'form-type'
+    ATTR_ID_PRODUCT_CATEGORY : ClassVar[str] = 'id-product-category'
+    ATTR_ID_PRODUCT : ClassVar[str] = 'id-product'
+    ATTR_ID_PERMUTATION : ClassVar[str] = 'id-permutation'
+    FLAG_BASKET_ITEM_DELETE : ClassVar[str] = 'basket-item-delete'
+    FLAG_BUTTON_BASKET_ADD : ClassVar[str] = Model_View_Base.FLAG_BUTTON_SUBMIT + '.btnAdd2Basket'
+    FLAG_BUTTON_BUY_NOW : ClassVar[str] = 'btnBuyNow'
+    FLAG_CATEGORY: ClassVar[str] = 'category'
+    FLAG_PRODUCT: ClassVar[str] = 'product'
+    FLAG_VARIATIONS: ClassVar[str] = 'variations'
+    FLAG_QUANTITY_STOCK: ClassVar[str] = 'quantity-stock'
+    FLAG_QUANTITY_MIN: ClassVar[str] = 'quantity-min'
+    FLAG_QUANTITY_MAX: ClassVar[str] = 'quantity-max'
+    FLAG_COST_LOCAL: ClassVar[str] = 'cost-local'
+    HASH_PAGE_STORE_BASKET : ClassVar[str] = '/store/basket'
+    HASH_STORE_BASKET_ADD : ClassVar[str] = '/store/basket_add'
+    HASH_STORE_BASKET_DELETE : ClassVar[str] = '/store/basket_delete'
+    HASH_STORE_BASKET_EDIT : ClassVar[str] = '/store/basket_edit'
+    HASH_STORE_BASKET_LOAD : ClassVar[str] = '/store/basket_load'
+    HASH_STORE_SET_CURRENCY : ClassVar[str] = '/store/set_currency'
+    HASH_STORE_SET_DELIVERY_REGION : ClassVar[str] = '/store/set_delivery_region'
+    HASH_STORE_SET_IS_INCLUDED_VAT : ClassVar[str] = '/store/set_is_included_VAT'
+    ID_BASKET : ClassVar[str] = 'basket'
+    ID_BASKET_CONTAINER : ClassVar[str] = 'basketContainer'
+    ID_BASKET_TOTAL : ClassVar[str] = 'basketTotal'
+    ID_BUTTON_CHECKOUT : ClassVar[str] = 'btnCheckout'
+    ID_BUTTON_BASKET_ADD : ClassVar[str] = 'btnBasketAdd'
+    ID_BUTTON_BUY_NOW : ClassVar[str] = 'btnBuyNow'
+    ID_CURRENCY : ClassVar[str] = Form_Currency.id_id_currency # 'id_currency'
+    ID_CURRENCY_DEFAULT : ClassVar[str] = 1
+    ID_LABEL_BASKET_EMPTY : ClassVar[str] = 'basketEmpty'
+    ID_REGION_DELIVERY : ClassVar[str] = Form_Delivery_Region.id_id_region_delivery # 'id_region_delivery'
+    ID_REGION_DELIVERY_DEFAULT : ClassVar[str] = 1
+    IS_INCLUDED_VAT_DEFAULT : ClassVar[str] = True
+    KEY_BASKET : ClassVar[str] = Basket.KEY_BASKET # 'basket'
+    # KEY_CODE_CURRENCY : ClassVar[str] = 'code_currency'
+    # KEY_FORM : ClassVar[str] = 'form'
+    KEY_ID_CURRENCY : ClassVar[str] = Basket.KEY_ID_CURRENCY # 'id_currency'
+    KEY_ID_PRODUCT : ClassVar[str] = 'product_id'
+    KEY_ID_PERMUTATION : ClassVar[str] = 'permutation_id'
+    KEY_ID_REGION_DELIVERY : ClassVar[str] = Basket.KEY_ID_REGION_DELIVERY # 'id_region_delivery'
+    KEY_IS_INCLUDED_VAT : ClassVar[str] = Basket.KEY_IS_INCLUDED_VAT # 'is_included_VAT'
+    KEY_ITEMS : ClassVar[str] = Basket.KEY_ITEMS # 'items'
+    KEY_PRICE : ClassVar[str] = 'price'
+    KEY_QUANTITY : ClassVar[str] = 'quantity'
+    KEY_VALUE_DEFAULT : ClassVar[str] = 'default'
+    TYPE_FORM_BASKET_ADD : ClassVar[str] = 'Form_Basket_Add'
+    TYPE_FORM_BASKET_EDIT : ClassVar[str] = 'Form_Basket_Edit'
+    # development variables
+    # valid_product_id_list = ['prod_PB0NUOSEs06ymG']
+
     # Attributes
     # id_user: str
-    db: SQLAlchemy
-    basket: Basket # list # dict
+    # db: SQLAlchemy
+    # basket: Basket # list # dict
     # basket_total: float
+    """
     id_currency: bool
     id_region_delivery: bool
     is_included_VAT: bool
     show_delivery_option: bool # for checkout page
-    # Global constants
-    ATTR_FORM_TYPE = 'form-type'
-    ATTR_ID_PRODUCT_CATEGORY = 'id-product-category'
-    ATTR_ID_PRODUCT = 'id-product'
-    ATTR_ID_PERMUTATION = 'id-permutation'
-    FLAG_BASKET_ITEM_DELETE = 'basket-item-delete'
-    FLAG_BUTTON_BASKET_ADD = Model_View_Base.FLAG_BUTTON_SUBMIT + '.btnAdd2Basket'
-    FLAG_BUTTON_BUY_NOW = 'btnBuyNow'
-    HASH_PAGE_STORE_BASKET = '/store/basket'
-    HASH_STORE_BASKET_ADD = '/store/basket_add'
-    HASH_STORE_BASKET_DELETE = '/store/basket_delete'
-    HASH_STORE_BASKET_EDIT = '/store/basket_edit'
-    HASH_STORE_BASKET_LOAD = '/store/basket_load'
-    HASH_STORE_SET_CURRENCY = '/store/set_currency'
-    HASH_STORE_SET_DELIVERY_REGION = '/store/set_delivery_region'
-    HASH_STORE_SET_IS_INCLUDED_VAT = '/store/set_is_included_VAT'
-    ID_BASKET = 'basket'
-    ID_BASKET_CONTAINER = 'basketContainer'
-    ID_BASKET_TOTAL = 'basketTotal'
-    ID_BUTTON_CHECKOUT = 'btnCheckout'
-    ID_BUTTON_BASKET_ADD = 'btnBasketAdd'
-    ID_BUTTON_BUY_NOW = 'btnBuyNow'
-    ID_CURRENCY = Form_Currency.id_id_currency # 'id_currency'
-    ID_CURRENCY_DEFAULT = 1
-    ID_LABEL_BASKET_EMPTY = 'basketEmpty'
-    ID_REGION_DELIVERY = Form_Delivery_Region.id_id_region_delivery # 'id_region_delivery'
-    ID_REGION_DELIVERY_DEFAULT = 1
-    IS_INCLUDED_VAT_DEFAULT = True
-    KEY_BASKET = Basket.KEY_BASKET # 'basket'
-    # KEY_CODE_CURRENCY = 'code_currency'
-    KEY_FORM = 'form'
-    KEY_ID_CURRENCY = Basket.KEY_ID_CURRENCY # 'id_currency'
-    KEY_ID_PRODUCT = 'product_id'
-    KEY_ID_PERMUTATION = 'permutation_id'
-    KEY_ID_REGION_DELIVERY = Basket.KEY_ID_REGION_DELIVERY # 'id_region_delivery'
-    KEY_IS_INCLUDED_VAT = Basket.KEY_IS_INCLUDED_VAT # 'is_included_VAT'
-    KEY_ITEMS = Basket.KEY_ITEMS # 'items'
-    KEY_PRICE = 'price'
-    KEY_QUANTITY = 'quantity'
-    KEY_VALUE_DEFAULT = 'default'
-    TYPE_FORM_BASKET_ADD = 'Form_Basket_Add'
-    TYPE_FORM_BASKET_EDIT = 'Form_Basket_Edit'
-    # development variables
-    # valid_product_id_list = ['prod_PB0NUOSEs06ymG']
-
+    """
+    """
     def __new__(cls, db, info_user, app, id_currency, id_region_delivery, is_included_VAT): # , *args, **kwargs``
         # Initialiser - validation
         _m = 'Model_View_Store.__new__'
@@ -97,14 +107,17 @@ class Model_View_Store(Model_View_Base):
         print(f'{_m}\nstarting')
         # av.val_str(id_user, 'id_user', _m)
         # return super().__new__(cls, *args, **kwargs)
+        # cls.FLAG_BUTTON_BASKET_ADD = cls.FLAG_BUTTON_SUBMIT + '.btnAdd2Basket'
         return super().__new__(cls, db, info_user, app) # Model_View_Store, cls
-    
-    def __init__(self, db, info_user, app, id_currency, id_region_delivery, is_included_VAT):
+    """
+
+    def __init__(self, app, db, **kwargs): # , id_currency, id_region_delivery, is_included_VAT):
         # Constructor
         _m = 'Model_View_Store.__init__'
         print(f'{_m}\nstarting')
-        super().__init__(db, info_user, app)
+        super().__init__(app=app, db=db, **kwargs)
         self.is_page_store = True
+        """
         self.basket = Basket(id_currency, id_region_delivery, is_included_VAT)
         # self.basket_total = 0
         # self.db = db
@@ -122,6 +135,7 @@ class Model_View_Store(Model_View_Base):
         self.form_delivery_region = Form_Delivery_Region(id_region_delivery=self.id_region_delivery)
         self.form_delivery_region.id_region_delivery.choices = [(region.id_region, f'{region.code} - {region.name}') for region in regions]
         self.form_delivery_region.id_region_delivery.data = str(self.id_region_delivery) if len(regions) > 0 else None
+        """
 
     def get_many_product_category(self, product_filters): # category_ids = '', product_ids = '', get_all_category = True, get_all_product = True, max_products_per_category = -1):
         _m = 'Model_View_Store.get_many_product_category'

models/model_view_store_permutations.py

@@ -0,0 +1,61 @@
+"""
+Project:    PARTS Website
+Author:     Edward Middleton-Smith
+            Precision And Research Technology Systems Limited
+
+Technology: View Models
+Feature:    Store Permutations View Model
+
+Description:
+Data model for store permutations view
+"""
+
+# internal
+from models.model_view_store import Model_View_Store
+from datastores.datastore_store import DataStore_Store
+from business_objects.category import Category_List
+from forms import Form_Filters_Permutations
+# from routes import bp_home
+from business_objects.product import Product, Product_Filters, Product_Permutation
+import lib.argument_validation as av
+
+# external
+from pydantic import BaseModel
+from typing import ClassVar
+
+class Model_View_Store_Permutations(Model_View_Store):
+    ID_FILTER_CATEGORY: ClassVar[str] = 'id_category'
+    ID_FILTER_PRODUCT: ClassVar[str] = 'id_product'
+    ID_FILTER_IS_OUT_OF_STOCK: ClassVar[str] = 'is_out_of_stock'
+    ID_FILTER_QUANTITY_MIN: ClassVar[str] = 'quantity_min'
+    ID_FILTER_QUANTITY_MAX: ClassVar[str] = 'quantity_max'
+    
+    category_list: Category_List = None # (str)
+    filters_product: Product_Filters
+    form_filters: Form_Filters_Permutations = None
+    permutation_blank: Product_Permutation = None
+
+    @property
+    def title(self):
+        return 'Store Permutations'
+    
+    def __init__(self, app, db, filters_product, **kwargs):
+        _m = 'Model_View_Store_Permutations.__init__'
+        print(f'{_m}\nstarting...')
+        super().__init__(app=app, db=db, filters_product=filters_product, **kwargs)
+        # BaseModel.__init__(self, app=app, filters_product=filters_product, **kwargs)
+        self.form_filters = Form_Filters_Permutations()
+        self.category_list, errors = DataStore_Store(self.app, self.db).get_many_product_category(filters_product) 
+        """Product_Filters(
+            self.info_user['sub'], 
+            True, False, False, '',
+            True, False, False, '',
+            False, False, False, '',
+            True, False, False, '',
+            False, False, False, '',
+            False, False, False, '',
+            True, False, '',
+            False
+        ))
+        """
+        self.permutation_blank = Product_Permutation()

models/model_view_store_product.py

@@ -35,7 +35,7 @@ class Model_View_Store_Product(Model_View_Store):
     # Attributes
     @property
     def title(self):
-        return 'Store Home'
+        return 'Store Product'
 
     def __new__(cls, db, id_user, app, id_permutation, id_currency, id_region_delivery, is_included_VAT): # *args, **kwargs
         # Initialiser - validation

models/model_view_supplier.py

@@ -0,0 +1,43 @@
+"""
+Project:    PARTS Website
+Author:     Edward Middleton-Smith
+            Precision And Research Technology Systems Limited
+
+Technology: View Models
+Feature:    Supplier View Model
+
+Description:
+Data model for supplier view page
+"""
+
+# internal
+from models.model_view_base import Model_View_Base
+# from routes import bp_home
+from lib import argument_validation as av
+from forms import Form_Supplier
+
+# external
+from flask_wtf import FlaskForm
+from abc import abstractproperty
+from pydantic import BaseModel
+
+class Model_View_Supplier(Model_View_Base):
+    # Attributes
+    form: Form_Supplier
+
+    @property
+    def title(self):
+        return 'Supplier'
+    
+    """
+    def __new__(cls, db, info_user, app, form):
+        # Initialiser - validation
+        _m = 'Model_View_Supplier.__new__'
+        av.val_instance(form, 'form', _m, FlaskForm)
+        return super(Model_View_Supplier, cls).__new__(cls, db, info_user, app)
+    """
+    def __init__(self, db, info_user, app, form):
+        # Constructor
+        super().__init__(db, info_user, app)
+        BaseModel.__init__(self, form=form)
+        # self.form = form