Simpler at command

[matrix-shop-bot.git] / matrix_shop_bot / db.py

diff --git a/matrix_shop_bot/db.py b/matrix_shop_bot/db.py
index 407a12a733633fcc82e6f02269fbd69ece961615..58bb4ff29a8f0182c0a6381c10e76a681b1a5ca8 100644 (file)
--- a/matrix_shop_bot/db.py
+++ b/matrix_shop_bot/db.py
@@ -6,6 +6,8 @@ from typing import List
 
 from sqlmodel import Field, Session, SQLModel, create_engine, select, text, Relationship
 
+from sqlite3 import IntegrityError
+
 MODULE='shop'
 
 DATE_FORMAT = '%Y-%m-%d'
@@ -31,6 +33,9 @@ class Item(SQLModel, table=True):
     def __str__(self):
         return f'{self.name} (#{self.id})'
 
+class PreferStore(SQLModel, table=True):
+    store_id: int | None = Field(default=None, foreign_key="store.id", primary_key=True)
+
 class Store(SQLModel, table=True):
     id: int | None = Field(default=None, primary_key=True)
     name: str = Field(default=None, unique=True)
@@ -62,54 +67,110 @@ class Data():
 
         self.file = db_file
         self.engine = self.get_engine()
+        self.last_store_id = None
 
-    def _add_with_name(self, cls, name):
-        id = -1
+    def _set_pref_store_id(self, store_id):
         with Session(self.engine) as session:
-            new = cls(name=name)
-            session.add(new)
+            prefs = session.exec(select(PreferStore)).all()
+            for pref in prefs:
+                session.delete(pref)
+            pref = PreferStore()
+            pref.store_id = store_id
+            session.add(pref)
             session.commit()
-            id = new.id
-        return id
+
+    def _get_pref_store_id(self):
+        with Session(self.engine) as session:
+            pref = session.exec(select(PreferStore)).one()
+            return pref.store_id
+
+    def _add_with_name(self, cls, name):
+        item_id = -1
+        try:
+            with Session(self.engine) as session:
+                new = cls(name=name)
+                session.add(new)
+                session.commit()
+                item_id = new.id
+        except:
+            # duplicate add
+            # recover by returning the item_id
+            item = session.exec(select(Item).where(Item.name == name)).first()
+            item_id = item.id
+
+        return item_id
 
     def add_store(self, name):
-        return self._add_with_name(Store, name)
+        store_id = self._add_with_name(Store, name)
+        self._set_pref_store_id(store_id)
+        return store_id
             
     def add_item(self, name):
-        return self._add_with_name(Item, name)
+        names = name.split(',')
+        for name in names:
+            item_id = self._add_with_name(Item, name.strip())
+            store_id = self._get_pref_store_id()
+            self.assign_store(item_id, store_id)
+        return item_id
+
+    def assign_last_store(self, item_id):
+        store_id = self._get_pref_store_id()
+        self.assign_store(item_id, store_id)
+        return store_id
+
+    def assign_store(self, item_id, store_id):
+        self._set_pref_store_id(store_id)
 
-    def assign_store(self, store_id, item_id):
         with Session(self.engine) as session:
             store = session.exec(_get_with_id(Store, store_id)).first()
             item = session.exec(_get_with_id(Item, item_id)).first()
-            item.stores.append(store)
-            session.commit()
+            try:
+                item.stores.append(store)
+                session.commit()
+            except:
+                pass # Already assigned
+        return ['Success']
 
     def purchase_item(self, item_id):
         with Session(self.engine) as session:
             item = session.exec(_get_with_id(Item, item_id)).first()
             item.purchase_date = dt.today()
             session.commit()
+        return ['Success']
 
     def clear_list(self, store_id, clear_all=False):
         with Session(self.engine) as session:
             store = session.exec(_get_with_id(Store, store_id)).first()
-            for item in store.items:
-                if clear_all or item.purchased_date:
-                    item.remove()
+            for item in store.shopping_list:
+                if clear_all or item.purchase_date:
+                    session.delete(item)
             session.commit()
 
+    def get_stores(self):
+        with Session(self.engine) as session:
+            cmd = select(Store)
+            return session.exec(cmd).all()
+
     def get_unsorted_list(self):
 
         results = []
         with Session(self.engine) as session:
-            cmd = select(Item).where(Item.store == None)
+            cmd = select(Item).where(Item.stores == None)
             items = session.exec(cmd).all()
 
             if not items:
                 return [f'No unsorted items!']
             return items
 
+
+    def get_shopping_list_for_store(self, store_id) -> List[str]:
+        self._set_pref_store_id(store_id)
+        return self.get_shopping_list(store_id)
+
+    def get_last_shopping_list(self) -> List[str]:
+        store_id = self._get_pref_store_id()
+        return self.get_shopping_list(store_id)
+
     def get_shopping_list(self, store_id) -> List[str]:
         results = []
         with Session(self.engine) as session:
@@ -123,14 +184,26 @@ class Data():
             items = store.shopping_list
             if not items:
                 results.append(f'-- Nothing to shop for at {store.name} --')
-
-            for item in items:
-                if(item.purchase_date):
-                    results.append(f' - [x] {item}')
-                else:
-                    results.append(f' - [ ] {item}')
+            else:
+                for item in items:
+                    if(item.purchase_date):
+                        results.append(f' - [x] {item}')
+                    else:
+                        results.append(f' - [ ] {item}')
         return results
 
+    def remove_item(self, item_id):
+        with Session(self.engine) as session:
+            item = session.exec(_get_with_id(Item, item_id)).first()
+            session.delete(item)
+            session.commit()
+
+    def remove_store(self, store_id):
+        with Session(self.engine) as session:
+            store = session.exec(_get_with_id(Store, store_id)).first()
+            session.delete(store)
+            session.commit()
+
     def get_engine(self):
         return create_engine(f"sqlite:///{self.file}")