160 lines
6.5 KiB
Python
160 lines
6.5 KiB
Python
from telebot import TeleBot, types
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from database.models import Courses
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from bot.utils.crud_helpers import create_entity_markup
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from bot.utils.formatters import format_course_info
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from bot.handlers.start import startMarkup
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# TODO: Add Option for selecting Teacher in a more user-friendly way (name instead of ID) + pagination for it.
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# TODO: Add Buttons for offering multiple choices for fields like language and difficulty.
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def register(bot: TeleBot):
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cancelMarkup = types.InlineKeyboardMarkup()
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cancelMarkup.add(types.InlineKeyboardButton(
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"Cancel", callback_data="cancel"))
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COURSE_FIELDS = [
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('name', "the course's name"),
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('teacher_id', "The course's Teacher ID"),
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('description', "description (<Optional>)"),
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('language', "language ('english', 'spanish', 'german', 'french', 'persian')"),
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('difficulty', "difficulty (<Optional>) ('beginner', 'intermediate', 'expert')"),
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]
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EDITABLE_FIELDS = {
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'name': 1,
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'description': 5,
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'difficulty': 6,
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'language': 7
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}
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# Showing details of a Course
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@bot.callback_query_handler(func=lambda call: call.data.startswith('course_'))
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def show_course_details(call):
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course_id = call.data.split('_')[1]
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course = Courses.getCourseById(course_id)
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if not course:
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bot.send_message(call.message.chat.id, "Course not found.")
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return
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details = format_course_info(course)
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markup = create_entity_markup("course", course_id)
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markup.add(types.InlineKeyboardButton(
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f"👨🏫 Teacher's Info", callback_data=f"teacher_{course[3]}"))
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bot.send_message(call.message.chat.id, details,
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reply_markup=markup, parse_mode="HTML")
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bot.answer_callback_query(call.id)
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# Creating a Course Flow
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@bot.callback_query_handler(func=lambda call: call.data == 'create_course')
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def start_course_creation(call):
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msg = bot.send_message(call.message.chat.id,
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"Please enter following data: (enter any key to start)",
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reply_markup=cancelMarkup)
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bot.register_next_step_handler(msg, collect_field, {}, 0)
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bot.answer_callback_query(call.id)
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def collect_field(message, data, step):
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# Save previous field
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if step > 0:
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field_name = COURSE_FIELDS[step - 1][0]
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data[field_name] = message.text
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# Done collecting?
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if step >= len(COURSE_FIELDS):
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show_confirmation(message, data)
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return
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# Ask next question
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field_name, prompt = COURSE_FIELDS[step]
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msg = bot.send_message(message.chat.id, f"Now enter {prompt}:",
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reply_markup=cancelMarkup)
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bot.register_next_step_handler(msg, collect_field, data, step + 1)
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def show_confirmation(message, data):
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summary = "Is this correct? (enter any key to continue or cancel to exit)\n\n" + "\n".join(
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f"{name.replace('_', ' ').title()}: {data[name]}"
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for name, _ in COURSE_FIELDS
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)
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msg = bot.send_message(message.chat.id, summary,
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reply_markup=cancelMarkup)
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bot.register_next_step_handler(msg, create_course, data)
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def create_course(message, data):
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if Courses.createCourse(**data):
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bot.send_message(message.chat.id, "✅ Course created!",
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reply_markup=startMarkup())
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else:
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bot.send_message(
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message.chat.id, "❌ Failed to create course.", reply_markup=startMarkup())
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# Editing a Course Flow
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@bot.callback_query_handler(func=lambda call: call.data.startswith('edit_course_'))
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def start_course_editing(call):
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course_id = call.data.split('_')[2]
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course = Courses.getCourseById(course_id)
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if not course:
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bot.send_message(call.message.chat.id, "Course not found.")
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bot.answer_callback_query(call.id)
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return
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editMarkup = types.ReplyKeyboardMarkup(
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resize_keyboard=True, one_time_keyboard=True)
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for field in list(EDITABLE_FIELDS.keys()) + ['Cancel']:
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editMarkup.add(types.KeyboardButton(field.capitalize()))
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msg = bot.send_message(call.message.chat.id,
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"Please enter the field you want to edit: ", reply_markup=editMarkup)
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bot.register_next_step_handler(
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msg, process_field_select, course)
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bot.answer_callback_query(call.id)
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def process_field_select(message, course: tuple):
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field = message.text.lower()
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if field == 'cancel' or field not in EDITABLE_FIELDS:
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msg = "Action cancelled." if field == 'cancel' else "Invalid field. Action cancelled."
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bot.send_message(message.chat.id, msg,
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reply_markup=startMarkup())
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return
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current_value = course[EDITABLE_FIELDS[field]]
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msg = bot.send_message(
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message.chat.id, f"Current value is: {current_value}.\n Please enter new value for {field}:", reply_markup=cancelMarkup)
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bot.register_next_step_handler(
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msg, process_value_edit, course[0], field, current_value)
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def process_value_edit(message, course_id, field, previous_value):
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new_value = message.text
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# Handle cancellation
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if new_value.lower() == 'cancel' or new_value == f"{previous_value}":
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msg = "Action cancelled." if new_value.lower(
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) == 'cancel' else f"No changes made to {field}."
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bot.send_message(message.chat.id, msg, reply_markup=startMarkup())
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return
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# Update teacher
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if Courses.updateCourse(course_id, **{field: new_value}):
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bot.send_message(
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message.chat.id, f"✅ Course's {field} updated successfully.", reply_markup=startMarkup())
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else:
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bot.send_message(
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message.chat.id, f"❌ Failed to update Course's {field}.", reply_markup=startMarkup())
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# Deleting a Teacher
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@bot.callback_query_handler(func=lambda call: call.data.startswith('delete_course_'))
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def delete_course(call):
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course_id = call.data.split('_')[2]
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if (Courses.deleteCourse(course_id)):
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bot.send_message(call.message.chat.id, "✅ Course deleted.",
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reply_markup=startMarkup())
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else:
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bot.send_message(call.message.chat.id, "❌ Failed to delete Course.",
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reply_markup=startMarkup())
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bot.answer_callback_query(call.id)
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