[Interactive] Adds new format for tags

Now tags can be defined along side categories by starting with :.
E.g. eating out:work:today will classify the transaction with the eating
out category and work and today tags.

pfbudget/__main__.py

@@ -1,3 +1,6 @@
+from decimal import Decimal
+from typing import Sequence
+
 from pfbudget.cli.runnable import argparser
 from pfbudget.common.types import Operation
 from pfbudget.core.manager import Manager
@@ -7,10 +10,13 @@ from pfbudget.utils.utils import parse_args_period
 
 def interactive(manager: Manager):
     with manager.db.session() as session:
+
         categories = session.get(type.Category)
-        print(f"Available categories: {categories}")
-        print(f"Available tags: {session.get(type.Tag)}")
-        transactions = session.get(type.Transaction, ~type.Transaction.category.has())
+        print(f"Available categories: {[c.name for c in categories]}")
+        tags = session.get(type.Tag)
+        print(f"Available tags: {[t.name for t in tags]}")
+
+        transactions = session.uncategorized()
         print(f"{len(transactions)} transactions left to categorize")
 
         for transaction in sorted(transactions):
@@ -18,34 +24,91 @@ def interactive(manager: Manager):
             quit = False
             next = True
             while next:
-                match (input("(<category>/split/tag/note/quit): ")):
+                match (input("(<category>(:tag)/split/note/skip/quit): ")):
+                    case "skip":
+                        next = False
+                        continue
+
                     case "quit" | "exit":
                         next = False
                         quit = True
 
-                    case "tag":
-                        tag = input("tag: ")
-                        transaction.tags.add(type.TransactionTag(tag))
+                    case "split":
+                        manager.action(Operation.Split, split(transaction, categories, tags))
+                        next = False
 
                     case "note":
                         note = input("note: ")
                         transaction.note = type.Note(note)
 
                     case other:
-                        if other not in [c.name for c in categories]:
-                            print(f"{other} is not a valid category")
+                        if len(li := other.split(":")) > 1:
+                            _category = li[0]
+                            _tags = li[1:]
+                        else:
+                            _category = other
+                            _tags = []
+
+                        if _category not in [c.name for c in categories]:
+                            print(f"{other} doesn't have a valid category")
                             continue
 
                         transaction.category = type.TransactionCategory(
-                            other,
+                            _category,
                             type.CategorySelector(type.Selector_T.manual),
                         )
+
+                        for tag in _tags:
+                            if tag not in [t.name for t in tags]:
+                                session.add([type.Tag(tag)])
+                                tags = session.get(type.Tag)
+
+                            transaction.tags.add(type.TransactionTag(tag))
+
                         next = False
 
+            session.commit()
             if quit:
                 break
 
 
+def split(
+    original: type.Transaction,
+    categories: Sequence[type.Category],
+    tags: Sequence[type.Tag],
+) -> list[type.Transaction]:
+
+    total = original.amount
+    splitted: list[type.Transaction] = []
+
+    while True:
+        if abs(sum(t.amount for t in splitted)) > abs(total):
+            print(
+                "The total amount from the splitted transactions exceeds the original transaction amount, please try again..."
+            )
+            splitted.clear()
+
+        if sum(t.amount for t in splitted) == total:
+            break
+
+        while (category := input("New transaction category: ")) not in [
+            c.name for c in categories
+        ]:
+            print(f"{category} is not a valid category")
+
+        amount = input("amount: ")
+
+        split = type.Transaction(original.date, original.description, Decimal(amount))
+        split.category = type.TransactionCategory(
+            category, type.CategorySelector(type.Selector_T.manual)
+        )
+
+        splitted.append(split)
+
+    splitted.insert(0, original)
+    return splitted
+
+
 if __name__ == "__main__":
     argparser = argparser()
     args = vars(argparser.parse_args())

pfbudget/core/categorizer.py

@@ -35,6 +35,7 @@ class Categorizer:
 
     @Timer(name="nullify")
     def _nullify(self, transactions: Sequence[t.BankTransaction]):
+        print(f"Nullifying {len(transactions)} transactions")
         count = 0
         matching = []
         for transaction in transactions:
@@ -72,6 +73,7 @@ class Categorizer:
         transactions: Sequence[t.BankTransaction],
         categories: Sequence[t.Category],
     ):
+        print(f"Categorizing {len(transactions)} transactions")
         d = {}
         for category in [c for c in categories if c.rules]:
             for rule in category.rules:
@@ -112,6 +114,7 @@ class Categorizer:
     def _rule_based_tags(
         self, transactions: Sequence[t.BankTransaction], tags: Sequence[t.Tag]
     ):
+        print(f"Tagging {len(transactions)} transactions")
         d = {}
         for tag in [t for t in tags if len(t.rules) > 0]:
             for rule in tag.rules:

pfbudget/core/manager.py

@@ -116,7 +116,14 @@ class Manager:
                 banks = NordigenInput().country_banks(params[0])
                 print(banks)
 
-            case Operation.BankAdd | Operation.CategoryAdd | Operation.NordigenAdd | Operation.RuleAdd | Operation.TagAdd | Operation.TagRuleAdd:
+            case (
+                Operation.BankAdd
+                | Operation.CategoryAdd
+                | Operation.NordigenAdd
+                | Operation.RuleAdd
+                | Operation.TagAdd
+                | Operation.TagRuleAdd
+            ):
                 with self.db.session() as session:
                     session.add(params)
 
@@ -190,12 +197,20 @@ class Manager:
                     assert len(originals) == 1, ">1 transactions matched {original.id}!"
 
                     originals[0].split = True
-                    transactions = [
-                        SplitTransaction(
-                            originals[0].date, t.description, t.amount, originals[0].id
+                    transactions = []
+                    for t in params[1:]:
+                        if originals[0].date != t.date:
+                            t.date = originals[0].date
+                            print(
+                                f"{t.date} is different from original date {originals[0].date}, using original"
                             )
-                        for t in params[1:]
-                    ]
+
+                        splitted = SplitTransaction(
+                            t.date, t.description, t.amount, originals[0].id
+                        )
+                        splitted.category = t.category
+                        transactions.append(splitted)
+
                     session.add(transactions)
 
             case Operation.Export:

pfbudget/db/client.py

@@ -2,6 +2,7 @@ from dataclasses import asdict
 from sqlalchemy import create_engine, delete, select, update
 from sqlalchemy.dialects.postgresql import insert
 from sqlalchemy.orm import Session
+from sqlalchemy.sql.expression import false
 from typing import Sequence, Type, TypeVar
 
 from pfbudget.db.model import (
@@ -9,6 +10,7 @@ from pfbudget.db.model import (
     CategoryGroup,
     CategorySchedule,
     Link,
+    Transaction,
 )
 
 
@@ -57,6 +59,22 @@ class DbClient:
 
             return self.__session.scalars(stmt).all()
 
+        def uncategorized(self) -> Sequence[Transaction]:
+            """Selects all valid uncategorized transactions
+            At this moment that includes:
+            - Categories w/o category
+            - AND non-split categories
+
+            Returns:
+                Sequence[Transaction]: transactions left uncategorized
+            """
+            stmt = (
+                select(Transaction)
+                .where(~Transaction.category.has())
+                .where(Transaction.split == false())
+            )
+            return self.__session.scalars(stmt).all()
+
         def add(self, rows: list):
             self.__session.add_all(rows)
 

pfbudget/db/model.py

@@ -91,7 +91,7 @@ class Transaction(Base, Export):
     description: Mapped[Optional[str]]
     amount: Mapped[money]
 
-    split: Mapped[bool] = mapped_column(init=False)
+    split: Mapped[bool] = mapped_column(init=False, default=False)
 
     type: Mapped[str] = mapped_column(init=False)