File size: 3,695 Bytes
d044ca3
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
import sqlite3
from datetime import datetime
from pathlib import Path

from fastapi import FastAPI, HTTPException
from fastapi.responses import FileResponse
from fastapi.staticfiles import StaticFiles
from pydantic import BaseModel, Field

BASE_DIR = Path(__file__).resolve().parent
DB_PATH = BASE_DIR / "notes.db"

app = FastAPI(title="Quick Notes MVP")


class NotePayload(BaseModel):
    content: str = Field(..., min_length=1)


def get_connection() -> sqlite3.Connection:
    connection = sqlite3.connect(DB_PATH)
    connection.row_factory = sqlite3.Row
    return connection


def init_db() -> None:
    connection = get_connection()
    connection.execute(
        """
        CREATE TABLE IF NOT EXISTS notes (
            id INTEGER PRIMARY KEY AUTOINCREMENT,
            content TEXT NOT NULL,
            created_at TEXT NOT NULL,
            updated_at TEXT NOT NULL
        )
        """
    )
    connection.commit()
    connection.close()


def row_to_dict(row: sqlite3.Row) -> dict:
    return {
        "id": row["id"],
        "content": row["content"],
        "created_at": row["created_at"],
        "updated_at": row["updated_at"],
    }


@app.on_event("startup")
def on_startup() -> None:
    init_db()


app.mount("/static", StaticFiles(directory=BASE_DIR / "static"), name="static")


@app.get("/")
def home() -> FileResponse:
    return FileResponse(BASE_DIR / "static" / "index.html")


@app.get("/notes")
def get_notes() -> list[dict]:
    connection = get_connection()
    rows = connection.execute(
        (
            "SELECT id, content, created_at, updated_at "
            "FROM notes ORDER BY id DESC"
        )
    ).fetchall()
    connection.close()
    return [row_to_dict(row) for row in rows]


@app.post("/notes")
def create_note(payload: NotePayload) -> dict:
    content = payload.content.strip()
    if not content:
        raise HTTPException(
            status_code=400,
            detail="Note content cannot be empty",
        )

    now = datetime.now().strftime("%Y-%m-%d %H:%M:%S")

    connection = get_connection()
    cursor = connection.execute(
        "INSERT INTO notes (content, created_at, updated_at) VALUES (?, ?, ?)",
        (content, now, now),
    )
    connection.commit()
    note_id = cursor.lastrowid
    row = connection.execute(
        "SELECT id, content, created_at, updated_at FROM notes WHERE id = ?",
        (note_id,),
    ).fetchone()
    connection.close()

    return row_to_dict(row)


@app.put("/notes/{note_id}")
def update_note(note_id: int, payload: NotePayload) -> dict:
    content = payload.content.strip()
    if not content:
        raise HTTPException(
            status_code=400,
            detail="Note content cannot be empty",
        )

    now = datetime.now().strftime("%Y-%m-%d %H:%M:%S")

    connection = get_connection()
    cursor = connection.execute(
        "UPDATE notes SET content = ?, updated_at = ? WHERE id = ?",
        (content, now, note_id),
    )
    connection.commit()

    if cursor.rowcount == 0:
        connection.close()
        raise HTTPException(status_code=404, detail="Note not found")

    row = connection.execute(
        "SELECT id, content, created_at, updated_at FROM notes WHERE id = ?",
        (note_id,),
    ).fetchone()
    connection.close()
    return row_to_dict(row)


@app.delete("/notes/{note_id}")
def delete_note(note_id: int) -> dict:
    connection = get_connection()
    cursor = connection.execute("DELETE FROM notes WHERE id = ?", (note_id,))
    connection.commit()
    connection.close()

    if cursor.rowcount == 0:
        raise HTTPException(status_code=404, detail="Note not found")

    return {"message": "Note deleted"}