2 files changed, 68 insertions, 0 deletions
diff --git a/src/db/init.py b/src/db/init.py
new file mode 100644
index 0000000..9517714
--- /dev/null
+++ b/src/db/init.py
@@ -0,0 +1,18 @@
+import sqlite3
+import os.path
+import time
+
+def init(path):
+    is_db_new = not os.path.isfile(path)
+    database = sqlite3.connect('database')
+    if is_db_new:
+        database.cursor().execute(
+            " CREATE TABLE IF NOT EXISTS tasks("
+            "   id INTEGER PRIMARY KEY,"
+            "   created_at INTEGER NOT NULL,"
+            "   modified_at INTEGER NOT NULL,"
+            "   name TEXT NOT NULL,"
+            "   tag TEXT"
+            " )")
+        database.commit()
+    return database
diff --git a/src/db/tasks.py b/src/db/tasks.py
new file mode 100644
index 0000000..26a430a
--- /dev/null
+++ b/src/db/tasks.py
@@ -0,0 +1,50 @@
+from sqlite3 import Cursor
+import time
+
+from model.task import Task, TaskForm
+
+def get(cursor: Cursor) -> Task:
+    cursor.execute('SELECT id, created_at, modified_at, name, tag FROM tasks')
+
+    res = []
+
+    for task in cursor.fetchall():
+        res.append(Task(
+            id = task[0],
+            created_at = task[1],
+            modified_at = task[2],
+            name = task[3],
+            tag = task[4]
+        ))
+
+    return res
+
+def insert(cursor: Cursor, taskForm):
+    now = int(time.time())
+    cursor.execute('INSERT INTO tasks(created_at, modified_at, name, tag) VALUES (?, ?, ?, ?)', (now, now, taskForm.name, taskForm.tag))
+    return Task(
+        id = cursor.lastrowid,
+        created_at = now,
+        modified_at = now,
+        name = taskForm.name,
+        tag = taskForm.tag
+    )
+
+def update(cursor: Cursor, task: Task, taskForm: TaskForm):
+    now = int(time.time())
+
+    cursor.execute(
+        'UPDATE tasks SET modified_at = ?, name = ?, tag = ? WHERE id = ?',
+        (now, taskForm.name, taskForm.tag, task.id))
+
+    return Task(
+        id = task.id,
+        created_at = task.created_at,
+        modified_at = now,
+        name = taskForm.name,
+        tag = taskForm.tag
+    )
+
+def delete(cursor: Cursor, ids):
+    if len(ids) >= 1:
+        cursor.execute('DELETE FROM tasks WHERE id IN (%s)' % ','.join('?'*len(ids)), ids)