"""Git Narrator routes."""
from flask import Blueprint, render_template, request, jsonify
from .narrator import narrate

bp = Blueprint("git_narrator", __name__, template_folder="templates")


@bp.route("/")
def index():
    return render_template("git_narrator/index.html")


@bp.route("/api/narrate", methods=["POST"])
def api_narrate():
    body = request.get_json(silent=True) or {}
    raw  = (body.get("content") or "").strip()
    if not raw:
        return jsonify({"error": "content is required (GitHub URL or git log text)"}), 400
    if len(raw) < 10:
        return jsonify({"error": "Input too short — paste a URL or git log"}), 400
    result = narrate(raw)
    return jsonify(result)