Add delete function

.gitignore

@@ -1,3 +1,4 @@
 dist/
 build/
 fiable_db.egg-info/
+/fiabledb.json

README.md

@@ -109,14 +109,7 @@ You can be specific by using the `id`.
 
 ```python
 fiable_db.delete(id=4)
-# {"id": 4, "rev": 6, "table": "default", "data": None}
+# {"id": 4, "rev": 6, "table": "default", "data": {}}
-```
-
-And you can delete by performing a search for their values:
-
-```python
-fiable_db.delete(data={"name": "Javier"})
-# {"id": 4, "rev": 6, "table": "default", "data": None}
 ```
 
 ### Step 5: Find one

fiable_db.py

@@ -2,6 +2,7 @@ from typing import Dict, Tuple, Union, Sequence, TypedDict
 from functools import reduce
 import json
 from os import path
+from copy import deepcopy
 
 # Variables
 FILE = "fiabledb.json"
@@ -19,8 +20,8 @@ class TypeData(TypedDict):
 Type_Data_List = Tuple[TypeData]
 Type_Add_Data = Union[Dict, Sequence[Dict]]
 Type_Add_Return = Union[Tuple[int, int, Dict], Tuple[Tuple[int, int, Dict]], None]
-Type_Update_Return = Union[Tuple[Tuple[int, int, Dict]]]
+Type_Update_Return = Union[Tuple[Tuple[int, int, Dict]], None]
-Type_Delete_Return = Union[Tuple[Tuple[int, int, Dict]]]
+Type_Delete_Return = Union[Tuple[Tuple[int, int, Dict]], None]
 Type_Find_One_Return = TypeData
 Type_Find_All_Return = Tuple[Type_Find_One_Return]
 
@@ -37,6 +38,7 @@ def get_next_id(table: str = "default") -> int:
             return row["id"]
         else:
             return current_id
+
     last_id = reduce(get_id, database[::-1], None)
     # Return the next id, or 1 if there is no last id
     return last_id + 1 if last_id else 1
@@ -109,6 +111,31 @@ def get_database() -> Type_Data_List:
     return database
 
 
+def get_pos_by_id(id: int, table: str = "") -> int:
+    """Get the position of the data by id
+    Args:
+        id (int): The id of the data
+        table (str, optional): The table to search in. Defaults to "".
+    Returns:
+        int: The position of the data
+    """
+    global database
+
+    def get_key(
+        current_key: Union[TypeData, None], key_and_row: TypeData
+    ) -> Union[int, None]:
+        """Function to get the key of the data"""
+        if (
+            current_key is None
+            and key_and_row[1]["id"] == id
+            and key_and_row[1]["table"] == table
+        ):
+            return key_and_row[0]
+        return current_key
+
+    return reduce(get_key, list(enumerate(database))[::-1], None)
+
+
 def add(new_data: Type_Add_Data, table: str = "default") -> Type_Add_Return:
     """Add data to the database
     Args:
@@ -131,7 +158,7 @@ def add(new_data: Type_Add_Data, table: str = "default") -> Type_Add_Return:
 
 
 def update(
-    id: int, new_data: dict, table: str = "", force: bool = False
+    id: int, new_data: dict, table: str = "default", force: bool = False
 ) -> Type_Update_Return:
     """Update data in the database
     Args:
@@ -140,12 +167,27 @@ def update(
         table (str, optional): The table to update. Defaults to "".
         force (bool, optional): Force the update. Defaults to False.
     Returns:
-        dict[int, int, dict]: The data updated
+        dict[int, int, dict] or None: The data updated
     """
-    print("Function not implemented yet")
+    global database
+    # Get the key to update
+    key = get_pos_by_id(id, table)
+    if key is not None:
+        row = deepcopy(database[key])
+        my_new_data = deepcopy(new_data)
+        if force:
+            row["data"] = my_new_data
+        else:
+            row["data"].update(my_new_data)
+        new_rev = row["rev"] + 1
+        new_data_to_row = row["data"]
+        new_row = {"id": id, "rev": new_rev, "table": table, "data": new_data_to_row}
+        database.append(new_row)
+        return new_row
+    return None
 
 
-def delete(id: int, data: dict, table: str = "") -> Type_Delete_Return:
+def delete(id: int, table: str = "default") -> Type_Delete_Return:
     """Delete data from the database
     Args:
         id (int): The id of the data to delete
@@ -154,7 +196,7 @@ def delete(id: int, data: dict, table: str = "") -> Type_Delete_Return:
     Returns:
         dict[int, int, dict]: The data deleted
     """
-    print("Function not implemented yet")
+    return update(id=id, new_data={}, table=table, force=True)
 
 
 def find_one(

test/test_delete.py

@@ -0,0 +1,126 @@
+from fiable_db import start, add, delete, get_database
+
+
+def test_delete_simple():
+    """Test delete in the default table."""
+    start()
+    add(
+        [
+            {"name": "Noelia", "age": 34, "height": 165},
+            {"name": "Juan", "age": 41, "height": 187},
+            {"name": "Valentina", "age": 12, "height": 142},
+        ]
+    )
+    delete(1)
+    assert get_database() == [
+        {
+            "id": 1,
+            "rev": 1,
+            "table": "default",
+            "data": {"name": "Noelia", "age": 34, "height": 165},
+        },
+        {
+            "id": 2,
+            "rev": 1,
+            "table": "default",
+            "data": {"name": "Juan", "age": 41, "height": 187},
+        },
+        {
+            "id": 3,
+            "rev": 1,
+            "table": "default",
+            "data": {"name": "Valentina", "age": 12, "height": 142},
+        },
+        {"id": 1, "rev": 2, "table": "default", "data": {}},
+    ]
+
+
+def test_delete_multiple():
+    """Test delete two rows"""
+    start()
+    add(
+        [
+            {"name": "Noelia", "age": 34, "height": 165},
+            {"name": "Juan", "age": 41, "height": 187},
+            {"name": "Valentina", "age": 12, "height": 142},
+        ]
+    )
+    delete(2)
+    delete(3)
+    assert get_database() == [
+        {
+            "id": 1,
+            "rev": 1,
+            "table": "default",
+            "data": {"name": "Noelia", "age": 34, "height": 165},
+        },
+        {
+            "id": 2,
+            "rev": 1,
+            "table": "default",
+            "data": {"name": "Juan", "age": 41, "height": 187},
+        },
+        {
+            "id": 3,
+            "rev": 1,
+            "table": "default",
+            "data": {"name": "Valentina", "age": 12, "height": 142},
+        },
+        {"id": 2, "rev": 2, "table": "default", "data": {}},
+        {"id": 3, "rev": 2, "table": "default", "data": {}},
+    ]
+
+
+def test_delete_with_table():
+    """Test delete two rows"""
+    start()
+    add(
+        [
+            {"name": "Noelia", "age": 34, "height": 165},
+            {"name": "Juan", "age": 41, "height": 187},
+            {"name": "Valentina", "age": 12, "height": 142},
+        ],
+        table="people",
+    )
+    add(
+        [
+            {"name": "Mortadelo", "age": 22, "height": 184},
+            {"name": "Filemon", "age": 25, "height": 185},
+        ],
+    )
+    delete(2, table="people")
+    delete(1)
+    assert get_database() == [
+        {
+            "id": 1,
+            "rev": 1,
+            "table": "people",
+            "data": {"name": "Noelia", "age": 34, "height": 165},
+        },
+        {
+            "id": 2,
+            "rev": 1,
+            "table": "people",
+            "data": {"name": "Juan", "age": 41, "height": 187},
+        },
+        {
+            "id": 3,
+            "rev": 1,
+            "table": "people",
+            "data": {"name": "Valentina", "age": 12, "height": 142},
+        },
+        {
+            "id": 1,
+            "rev": 1,
+            "table": "default",
+            "data": {"name": "Mortadelo", "age": 22, "height": 184},
+        },
+        {
+            "id": 2,
+            "rev": 1,
+            "table": "default",
+            "data": {"name": "Filemon", "age": 25, "height": 185},
+        },
+        {"id": 2, "rev": 2, "table": "people", "data": {}},
+        {"id": 1, "rev": 2, "table": "default", "data": {}},
+    ]

test/test_update.py

@@ -0,0 +1,320 @@
+from fiable_db import start, add, update, get_database
+
+
+def test_update_simple():
+    """Test update in the default table."""
+    start()
+    add(
+        [
+            {"name": "Noelia", "age": 34, "height": 165},
+            {"name": "Juan", "age": 41, "height": 187},
+            {"name": "Valentina", "age": 12, "height": 142},
+        ]
+    )
+    update(2, {"age": 99})
+    assert get_database() == [
+        {
+            "id": 1,
+            "rev": 1,
+            "table": "default",
+            "data": {"name": "Noelia", "age": 34, "height": 165},
+        },
+        {
+            "id": 2,
+            "rev": 1,
+            "table": "default",
+            "data": {"name": "Juan", "age": 41, "height": 187},
+        },
+        {
+            "id": 3,
+            "rev": 1,
+            "table": "default",
+            "data": {"name": "Valentina", "age": 12, "height": 142},
+        },
+        {
+            "id": 2,
+            "rev": 2,
+            "table": "default",
+            "data": {"name": "Juan", "age": 99, "height": 187},
+        },
+    ]
+    update(2, {"name": "Cristo"})
+    assert get_database() == [
+        {
+            "id": 1,
+            "rev": 1,
+            "table": "default",
+            "data": {"name": "Noelia", "age": 34, "height": 165},
+        },
+        {
+            "id": 2,
+            "rev": 1,
+            "table": "default",
+            "data": {"name": "Juan", "age": 41, "height": 187},
+        },
+        {
+            "id": 3,
+            "rev": 1,
+            "table": "default",
+            "data": {"name": "Valentina", "age": 12, "height": 142},
+        },
+        {
+            "id": 2,
+            "rev": 2,
+            "table": "default",
+            "data": {"name": "Juan", "age": 99, "height": 187},
+        },
+        {
+            "id": 2,
+            "rev": 3,
+            "table": "default",
+            "data": {"name": "Cristo", "age": 99, "height": 187},
+        },
+    ]
+    update(1, {"height": 150})
+    assert get_database() == [
+        {
+            "id": 1,
+            "rev": 1,
+            "table": "default",
+            "data": {"name": "Noelia", "age": 34, "height": 165},
+        },
+        {
+            "id": 2,
+            "rev": 1,
+            "table": "default",
+            "data": {"name": "Juan", "age": 41, "height": 187},
+        },
+        {
+            "id": 3,
+            "rev": 1,
+            "table": "default",
+            "data": {"name": "Valentina", "age": 12, "height": 142},
+        },
+        {
+            "id": 2,
+            "rev": 2,
+            "table": "default",
+            "data": {"name": "Juan", "age": 99, "height": 187},
+        },
+        {
+            "id": 2,
+            "rev": 3,
+            "table": "default",
+            "data": {"name": "Cristo", "age": 99, "height": 187},
+        },
+        {
+            "id": 1,
+            "rev": 2,
+            "table": "default",
+            "data": {"name": "Noelia", "age": 34, "height": 150},
+        },
+    ]
+
+
+def test_update_table():
+    """Test update in a table."""
+    add({"name": "Antony", "age": 77, "height": 188}, table="users")
+    update(1, {"age": 99}, table="users")
+    assert get_database() == [
+        {
+            "id": 1,
+            "rev": 1,
+            "table": "default",
+            "data": {"name": "Noelia", "age": 34, "height": 165},
+        },
+        {
+            "id": 2,
+            "rev": 1,
+            "table": "default",
+            "data": {"name": "Juan", "age": 41, "height": 187},
+        },
+        {
+            "id": 3,
+            "rev": 1,
+            "table": "default",
+            "data": {"name": "Valentina", "age": 12, "height": 142},
+        },
+        {
+            "id": 2,
+            "rev": 2,
+            "table": "default",
+            "data": {"name": "Juan", "age": 99, "height": 187},
+        },
+        {
+            "id": 2,
+            "rev": 3,
+            "table": "default",
+            "data": {"name": "Cristo", "age": 99, "height": 187},
+        },
+        {
+            "id": 1,
+            "rev": 2,
+            "table": "default",
+            "data": {"name": "Noelia", "age": 34, "height": 150},
+        },
+        {
+            "id": 1,
+            "rev": 1,
+            "table": "users",
+            "data": {"name": "Antony", "age": 77, "height": 188},
+        },
+        {
+            "id": 1,
+            "rev": 2,
+            "table": "users",
+            "data": {"name": "Antony", "age": 99, "height": 188},
+        },
+    ]
+
+
+def test_update_table_not_exists():
+    """Test update in a table that not exists."""
+    start()
+    add({"name": "Antony", "age": 77, "height": 188}, table="users")
+    update(1, {"name": "David"}, table="boo")
+    assert get_database() == [
+        {
+            "id": 1,
+            "rev": 1,
+            "table": "users",
+            "data": {"name": "Antony", "age": 77, "height": 188},
+        }
+    ]
+
+
+def test_update_id_not_exists():
+    """Test update with an id that not exists."""
+    start()
+    add({"name": "Antony", "age": 77, "height": 188}, table="users")
+    update(2, {"name": "David"}, table="users")
+    assert get_database() == [
+        {
+            "id": 1,
+            "rev": 1,
+            "table": "users",
+            "data": {"name": "Antony", "age": 77, "height": 188},
+        }
+    ]
+
+
+def test_update_multiple_values_default():
+    """Test update multiple values in the default table."""
+    start()
+    add({"name": "Antony", "age": 77, "height": 188})
+    add({"name": "Dolores", "age": 32})
+    update(1, {"name": "David", "age": 9})
+    assert get_database() == [
+        {
+            "id": 1,
+            "rev": 1,
+            "table": "default",
+            "data": {"name": "Antony", "age": 77, "height": 188},
+        },
+        {
+            "id": 2,
+            "rev": 1,
+            "table": "default",
+            "data": {"name": "Dolores", "age": 32},
+        },
+        {
+            "id": 1,
+            "rev": 2,
+            "table": "default",
+            "data": {"name": "David", "age": 9, "height": 188},
+        },
+    ]
+
+
+def test_update_multiple_values_table():
+    """Test update multiple values in a table."""
+    start()
+    add({"name": "Antony", "age": 77, "height": 188}, table="users")
+    add({"name": "Dolores", "age": 32}, table="users")
+    update(1, {"name": "David", "age": 9}, table="users")
+    assert get_database() == [
+        {
+            "id": 1,
+            "rev": 1,
+            "table": "users",
+            "data": {"name": "Antony", "age": 77, "height": 188},
+        },
+        {
+            "id": 2,
+            "rev": 1,
+            "table": "users",
+            "data": {"name": "Dolores", "age": 32},
+        },
+        {
+            "id": 1,
+            "rev": 2,
+            "table": "users",
+            "data": {"name": "David", "age": 9, "height": 188},
+        },
+    ]
+
+
+def test_update_with_keys_not_exists():
+    """Test update with keys that not exists."""
+    start()
+    add({"name": "Antony", "age": 77, "height": 188})
+    add({"name": "Dolores", "age": 32})
+    update(1, {"is_active": True, "eyes": "blue"})
+    assert get_database() == [
+        {
+            "id": 1,
+            "rev": 1,
+            "table": "default",
+            "data": {
+                "name": "Antony",
+                "age": 77,
+                "height": 188,
+            },
+        },
+        {
+            "id": 2,
+            "rev": 1,
+            "table": "default",
+            "data": {"name": "Dolores", "age": 32},
+        },
+        {
+            "id": 1,
+            "rev": 2,
+            "table": "default",
+            "data": {
+                "name": "Antony",
+                "age": 77,
+                "height": 188,
+                "is_active": True,
+                "eyes": "blue",
+            },
+        },
+    ]
+
+
+def test_update_with_force():
+    """Test update with force."""
+    start()
+    add({"name": "Antony", "age": 77, "height": 188})
+    add({"name": "Dolores", "age": 32})
+    update(1, {"name": "David", "age": 9}, force=True)
+    assert get_database() == [
+        {
+            "id": 1,
+            "rev": 1,
+            "table": "default",
+            "data": {"name": "Antony", "age": 77, "height": 188},
+        },
+        {
+            "id": 2,
+            "rev": 1,
+            "table": "default",
+            "data": {"name": "Dolores", "age": 32},
+        },
+        {
+            "id": 1,
+            "rev": 2,
+            "table": "default",
+            "data": {"name": "David", "age": 9},
+        },
+    ]

todo.org

@@ -1,5 +1,6 @@
 * Tasks
 
-** DONE Add table in add testing
+** TODO Test Find one
-** IN PROGRESS Test update
+** TODO Function Find one
-** TODO Function update
+** TODO Test Find All
+** TODO Function Find All