prerelease of list from serrver-db

src/justgetit/app.py

@@ -8,6 +8,7 @@ from justgetit.configuration import Configuration
 from justgetit.providekey import ProvideKey
 from justgetit.lists import Lists
 from justgetit.backend import BackEnd
+from justgetit.localdata import LocalData
 
 class JustEatIt(toga.App):
     login_screen = toga.Box()
@@ -34,6 +35,7 @@ class JustEatIt(toga.App):
 
     def startup(self):
         self.configuration = Configuration(self)
+        self.data = LocalData(self)
 
         self.login_screen = Login()
         self.register_screen = Register()
@@ -58,10 +60,11 @@ class JustEatIt(toga.App):
         # Initial layout clamp
         self.on_resize(self.main_window)
     
-    def set_page(self, page):    
+    def set_page(self, page):
         if self.last_screen_width > 0:
             page.set_screen_width(self.last_screen_width)
         self.main_window.content = page
+        page.on_show()
 
     def on_resize(self, widget, **kwargs):
         width = self.main_window.size.width

src/justgetit/backend.py

@@ -1,9 +1,7 @@
 from justgetit.constants import *
 import httpx
-import json
 import toga
 
-
 class BackEnd():
     """
     This is the interface for the backend.
@@ -32,7 +30,6 @@ class BackEnd():
                     response = await client.post(f"{API}/{endpoint}", data=parameters)
                 self.payload = response.json()
                 self.status = int(self.payload['status'])
-                print(f" payload {self.payload}")
             except httpx.RequestError as exc:
                 self.status = -2
             
@@ -50,3 +47,24 @@ class BackEnd():
 
             callback(parameters, self.payload)
 
+    def postwait(self, endpoint, parameters):
+        """
+        Call the server, always with a POST, for a specific endpoint and the parameters
+        in the body
+        
+        :param endpoint: the endpoint without /api/ (no slashes)
+        :param parameters: A dict with the parameters for the call
+        :param callback: def in the calling function to return to
+        """
+        self.status = 0
+        self.payload = None
+        if len(endpoint)>2:
+            try:
+                response = httpx.post(f"{API}/{endpoint}", data=parameters)
+                self.payload = response.json()
+                self.status = int(self.payload['status'])
+            except httpx.RequestError as exc:
+                self.status = -2
+            
+            return self.payload
+        

src/justgetit/basepage.py

@@ -65,7 +65,7 @@ class BasePage(toga.Box):
                 justify_content=START,
                 margin=24,
                 flex=1,
-                background_color="yellow"
+                # background_color="yellow"
             )
         )
 
@@ -136,6 +136,9 @@ class BasePage(toga.Box):
         if w>0:
             self.content_box.style.width = w
 
+    def on_show(self):
+        print("new page shown")
+
     async def display_warning(self, message):
         self.warningtext.text = message
         self.warning_box = self.warningline_outer

src/justgetit/configuration.py

@@ -8,8 +8,7 @@ class Configuration():
     This class holds persistent configuration:
      - appkey: the app key, alowing traffic with the backend
      - last_key_validation_date: last date the appkey was validated, should be no more than a week ago otherwise the app will not run
-     - username: the user name
-     - userpwd: the users pwd
+     - user: the user as a dict
      - userlang: the users language
      - lastlogin_date: date of last sucessful login
     """
@@ -39,7 +38,6 @@ class Configuration():
     def has_valid_app_key(self):
         return True
         if 'appkey' in self.data:
-            print("found app key {self.data['appkey']}")
             today = datetime.date.today()
             last_month = today - datetime.timedelta(days=30)
             if self.data['last_key_validation_date'] > last_month:
@@ -53,9 +51,9 @@ class Configuration():
         self.save()
 
     def user_is_logged_in(self):
-        return True
-        if 'username' in self.data:
-            print("found user {self.data['username']}")
+        # return True
+        if 'user' in self.data:
+            print(f"found user {self.data['user']['name']}")
             today = datetime.date.today()
             last_week = today - datetime.timedelta(days=7)
             if self.data['lastlogin_date'] > last_week:
@@ -63,9 +61,8 @@ class Configuration():
                 return True
         return False
     
-    def store_login(self, user, pwd):
-        self.data['username'] = user
-        self.data['userpwd'] = pwd
+    def store_login(self, user_dict):
+        self.data['user'] = user_dict
         self.data['lastlogin_date'] = datetime.date.today()
         self.save()
     
@@ -75,7 +72,13 @@ class Configuration():
         self.data['lastlogin_date'] = today
 
     def logout_user(self):
-        self.data.pop('username', None)
-        self.data.pop('userpwd', None)
+        self.data.pop('user', None)
         self.data.pop('lastlogin_date', None)
-        self.save()            
+        self.save()         
+
+    def get_userid(self):
+        result = 0
+        if 'user' in self.data:
+            print()
+            result = self.data['user']['id']
+        return result

src/justgetit/lists.py

@@ -1,11 +1,90 @@
 import toga
 from toga.style import Pack
 from toga.style.pack import COLUMN, ROW, END, START, CENTER, HIDDEN, JUSTIFY
-# from justgetit.constants import SCREENHEIGHT, SCREENWIDTH
-import asyncio
+from toga.sources import ListSource, Listener
+import datetime
 from justgetit.constants import *
 from justgetit.basepage import BasePage
 
+class DatabaseList(toga.Box):
+    def __init__(self, id=None, style=None, children=None, **kwargs):
+        style.direction = COLUMN
+        super().__init__(id, style, children, **kwargs)
+        self.data = ListSource(
+            accessors=["id", "owner_user_id", "name", "is_active"]
+        )
+        self.data.add_listener(DatabaseList.DataListener(self))
+
+    class DataListener(Listener):
+        # listen to the database
+        def __init__(self, parent_widget):
+            print("widget: data-item init")
+            self.parent_widget = parent_widget
+            super().__init__()
+
+        def change(self, item):
+            print("widget: data-item change")
+            return super().change(item)
+        
+        def clear(self):
+            print("widget: data-item clear")
+            return super().clear()      
+
+        def insert(self, index, item):
+            print("widget: data-item insert")
+            self.parent_widget.add(self.create_row(item.name,"3", "20"))
+            return super().insert(index, item)
+
+        def remove(self, index, item):
+            print("widget: data-item remove")
+            return super().remove(index, item)
+
+        def create_row(self, text, openitems, totalitems):
+            label = toga.Button(
+                text=text,
+                margin_bottom=2,
+                style = Pack(
+                    # margin_bottom=2,  # scrollig doesnt work, bug?, replaced by margin_bottom in Button
+                    # width=250,
+                    flex=15,
+                    background_color="white",   #white
+                    font_size=15
+                )
+            )
+            spacer = toga.Box(
+                style = Pack(
+                    flex=1
+                )
+            )
+            indicator = toga.Label(
+                text = f"{openitems} / {totalitems}",
+                style = Pack(
+                    color="blue",
+                    margin=8,
+                    flex=2
+                )
+            )
+            listrow_inner = toga.Box(
+                style = Pack(
+                    margin_bottom=1,
+                    flex=1,
+                    background_color="white",  #white
+                )
+            )
+            listrow_inner.add(label)
+            listrow_inner.add(spacer)
+            listrow_inner.add(indicator)
+
+            listrow_outer = toga.Box(
+                style = Pack(
+                    # flex=1,
+                    background_color="#ccc",  # ccc
+                )
+            )
+            listrow_outer.add(listrow_inner)
+
+            return(listrow_outer)
+
 
 class Lists(BasePage): 
 
@@ -19,6 +98,7 @@ class Lists(BasePage):
         :param args: args for super
         :param kwargs: kwars for super
         """
+
         # set button and image
         self.first_menu_button_icon = 'edit3'
         self.first_menu_button_callback = self.edit_button_pressed
@@ -28,14 +108,17 @@ class Lists(BasePage):
         super().__init__(*args, **kwargs)
 
         # here the list of lists
-        listholder = toga.Column(
+        self.listholder = DatabaseList(
             style=Pack(
                 margin_bottom=10,
-                background_color="#aaa",
+                # background_color="white",
             )
         )
+        
+
+
         scrollarea = toga.ScrollContainer(
-            content=listholder,
+            content=self.listholder,
             style=Pack(
                 flex=1,
                 margin=10,
@@ -45,8 +128,8 @@ class Lists(BasePage):
 
 
 
-        for i in range(30):
-            listholder.add(self.create_row("Supermarkt",f"{i}","30"))
+        # for i in range(30):
+        #     listholder.add(self.create_row("Supermarkt",f"{i}","30"))
 
 
 
@@ -75,6 +158,15 @@ class Lists(BasePage):
         self.content_box.add(scrollarea)
         # self.content_box.add(save_button_box)
 
+    def on_show(self):
+        super().on_show()
+        self.listholder.data.clear()
+        for l in self.app.data.reload_list():
+            print(type(l))
+            self.listholder.data.append(l)
+
+        # self.listholder.data.data = self.app.data.reload_list()
+
     def edit_button_pressed(self):
         self.app.goto_next_page_by_name(PAGE_EDITLISTS)
 

src/justgetit/localdata.py

@@ -0,0 +1,66 @@
+import datetime
+import asyncio
+
+class ListOfLists():
+    def __init__(self, app):
+        self.app = app
+        # self.listento = widget_to_listen_to
+        self.data = []
+        # self.widget_data = list_source_object
+        # self.reload()
+
+        # self.widget_data.append({"name": "ToDo", "id": 3, "owner_user_id": 3, "is_active": True, "updated_at": datetime.datetime.now() })
+
+    def reload(self, userid):
+        parameters = {}
+        parameters['userid'] = userid
+        result = self.app.backend.postwait('load_lists', parameters)
+        return result['data']
+
+    
+    def on_reloaded(self, bla):
+        print("reloaded")
+
+    def clear(self):
+        self.data = []
+
+
+
+class List():
+    id = 0
+    updated_at = None
+    owner_user_id = 0
+    name = ''
+    is_active = True
+
+
+class Item():
+    id = 0
+    updated_at = None
+    listofitems_id = 0
+    label = ''
+    quantity = 0
+    unit = ''
+    label_alt1 = ''
+    label_alt2 = ''
+    is_checked = False
+    is_suggestion = False
+    category = ''
+
+class LocalData():
+    def __init__(self, app):
+        self.app = app
+        self.curent_userid = 0
+        self.current_listid = 0
+        self.lists = ListOfLists(app)
+
+    def set_user(self, userid):
+         if userid != self.curent_userid:
+              self.lists.clear()
+              self.curent_userid = userid
+
+    def reload_list(self):
+        self.curent_userid = self.app.configuration.get_userid()
+        if self.curent_userid > 0:
+             return self.lists.reload(self.curent_userid)
+              

src/justgetit/localmodel.py

@@ -1,22 +0,0 @@
-
-
-class ListItems():
-    id = 0
-    updated_at = None
-    owner_user_id = 0
-    name = ''
-    is_active = True
-
-
-class Item():
-    id = 0
-    updated_at = db.Column(db.TIMESTAMP, default=datetime.now(), onupdate=datetime.now(), nullable=False)
-    listofitems_id = db.Column(db.Integer, nullable=False)
-    label = db.Column(db.String(40), nullable=False)
-    quantity = db.Column(db.Integer, default=0)
-    unit = db.Column(db.String(10))
-    label_alt1 = db.Column(db.String(40))
-    label_alt2 = db.Column(db.String(40))
-    is_checked = db.Column(db.Boolean, default=False)
-    is_suggestion = db.Column(db.Boolean, default=False)
-    category = db.Column(db.String(20))

src/justgetit/login.py

@@ -60,7 +60,6 @@ class Login(BasePage):
             )
         )
 
-
         # wrapping up the windows elements
         self.content_box.add(self.name_input)
         self.content_box.add(self.password_input)
@@ -82,7 +81,8 @@ class Login(BasePage):
     def after_backend_login(self, parameters, return_data):
         if return_data['status'] > 0:
             # store login etc in config
-            self.app.configuration.store_login(parameters['user'], parameters['password'])
+            self.app.configuration.store_login(return_data['data'])
+            print(return_data)
             # goto lists screen
             self.app.goto_next_page_by_name(PAGE_LISTS)
 

src/justgetit/test_source.py

@@ -0,0 +1,59 @@
+from toga.sources import ListSource, Listener
+import datetime
+
+
+class Ear(Listener):
+
+    def __init__(self):
+        print("ear init")
+        super().__init__()
+
+    def change(self, item):
+        print("ear change")
+        return super().change(item)
+    
+    def clear(self):
+        print("ear clear")
+        return super().clear(item)      
+
+    def insert(self, index, item):
+        print("ear insert")
+        return super().insert(index, item)
+
+    def remove(self, index, item):
+        print("ear remove")
+        return super().remove(index, item)
+
+
+
+
+
+source = ListSource(
+    accessors=["id", "updated_at", "owner_user_id", "name", "is_active"],
+    data=[
+        {"name": "Super", "id": 2, "owner_user_id": 3, "is_active": True, "updated_at": datetime.datetime.now() },
+
+    ]
+)
+
+e = Ear()
+source.add_listener(e)
+
+
+# Get the first item in the source
+item = source[0]
+print(f"Animal's name is {item.name}")
+print(item)
+item.name = "more super"
+print(item)
+
+# Find an item with a name of "Thylacine"
+# item = source.find({"name": "Super"})
+
+# Remove that item from the data
+source.remove(item)
+
+# Insert a new item at the start of the data
+# source.insert(0, {"name": "Bettong", "weight": 1.2})
+
+source.append({"name": "ToDo", "id": 3, "owner_user_id": 3, "is_active": True, "updated_at": datetime.datetime.now() })