File size: 3,857 Bytes
b7d11ab | 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 | from flask import Flask, jsonify, request, render_template
from datetime import datetime
import uuid
app = Flask(__name__)
# In-memory task store (no DB needed — works out of the box)
tasks = {}
def make_task(title, priority="medium", due_date=None, category="general"):
return {
"id": str(uuid.uuid4())[:8],
"title": title,
"priority": priority, # low | medium | high
"category": category,
"due_date": due_date,
"done": False,
"created_at": datetime.now().strftime("%Y-%m-%d %H:%M"),
}
# Seed with sample tasks
for t in [
make_task("Design the landing page", "high", "2026-06-25", "work"),
make_task("Buy groceries", "low", "2026-06-22", "personal"),
make_task("Review pull request #42", "high", "2026-06-23", "work"),
make_task("Read Clean Code book", "medium", "2026-06-30", "learning"),
make_task("Call the dentist", "medium", "2026-06-24", "personal"),
]:
tasks[t["id"]] = t
# ── HTML ──────────────────────────────────────────────────────────────────────
@app.route("/")
def index():
return render_template("index.html")
# ── REST API ──────────────────────────────────────────────────────────────────
@app.route("/api/tasks", methods=["GET"])
def get_tasks():
filter_done = request.args.get("done")
filter_priority = request.args.get("priority")
filter_category = request.args.get("category")
result = list(tasks.values())
if filter_done is not None:
result = [t for t in result if t["done"] == (filter_done == "true")]
if filter_priority:
result = [t for t in result if t["priority"] == filter_priority]
if filter_category:
result = [t for t in result if t["category"] == filter_category]
# Sort: undone first, then by priority
priority_order = {"high": 0, "medium": 1, "low": 2}
result.sort(key=lambda t: (t["done"], priority_order.get(t["priority"], 9)))
return jsonify({"tasks": result, "total": len(result)})
@app.route("/api/tasks", methods=["POST"])
def create_task():
data = request.get_json() or {}
title = data.get("title", "").strip()
if not title:
return jsonify({"error": "Title is required"}), 400
task = make_task(
title=title,
priority=data.get("priority", "medium"),
due_date=data.get("due_date"),
category=data.get("category", "general"),
)
tasks[task["id"]] = task
return jsonify(task), 201
@app.route("/api/tasks/<task_id>", methods=["PATCH"])
def update_task(task_id):
task = tasks.get(task_id)
if not task:
return jsonify({"error": "Task not found"}), 404
data = request.get_json() or {}
for field in ("title", "priority", "due_date", "category", "done"):
if field in data:
task[field] = data[field]
return jsonify(task)
@app.route("/api/tasks/<task_id>", methods=["DELETE"])
def delete_task(task_id):
if task_id not in tasks:
return jsonify({"error": "Task not found"}), 404
del tasks[task_id]
return jsonify({"deleted": task_id})
@app.route("/api/stats", methods=["GET"])
def stats():
all_tasks = list(tasks.values())
return jsonify({
"total": len(all_tasks),
"done": sum(1 for t in all_tasks if t["done"]),
"pending": sum(1 for t in all_tasks if not t["done"]),
"high_priority": sum(1 for t in all_tasks if t["priority"] == "high" and not t["done"]),
})
if __name__ == "__main__":
print("\n TaskMaster running → http://127.0.0.1:5000\n")
app.run(debug=True)
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