from flask import Blueprint, render_template, request, url_for
from flask_login import login_required, current_user
from extensions import db
from decorators import admin_required

exercises_bp = Blueprint('exercises', __name__)

@exercises_bp.route("/exercise", methods=['POST'])
@login_required
def create_exercise():
    name = request.form.get("name")
    attribute_ids = request.form.getlist('attribute_ids')
    exercise = db.create_exercise(name, attribute_ids)
    db.activityRequest.log(current_user.id, 'CREATE_EXERCISE', 'exercise', exercise['exercise_id'], f"Created exercise: {name}")
    return render_template('partials/exercise.html', 
                           exercise_id=exercise['exercise_id'], 
                           name=exercise['name'],
                           attributes=exercise['attributes'])


@exercises_bp.route("/exercise/<int:exercise_id>", methods=['GET'])
def get_exercise(exercise_id):
    exercise = db.get_exercise(exercise_id)
    return render_template('partials/exercise.html', 
                           exercise_id=exercise_id, 
                           name=exercise['name'],
                           attributes=exercise['attributes'])


@exercises_bp.route("/exercise/<int:exercise_id>/edit_form", methods=['GET'])
@login_required
def get_exercise_edit_form(exercise_id):
    exercise = db.get_exercise(exercise_id)
    all_attributes = db.exercises.get_attributes_by_category()
    
    # Format options for custom_select
    formatted_options = {}
    ex_attr_ids = [a['attribute_id'] for a in exercise['attributes']]
    for cat, attrs in all_attributes.items():
        formatted_options[cat] = [
            {
                "id": a['attribute_id'], 
                "name": a['name'],
                "selected": a['attribute_id'] in ex_attr_ids
            } for a in attrs
        ]

    return render_template('partials/exercise.html',
                           exercise_id=exercise_id,
                           name=exercise['name'],
                           attributes=exercise['attributes'],
                           all_attributes=formatted_options,
                           is_edit=True)


@exercises_bp.route("/exercise/<int:exercise_id>/update", methods=['PUT'])
@login_required
def update_exercise(exercise_id):
    new_name = request.form.get('name')
    attribute_ids = request.form.getlist('attribute_ids')
    exercise = db.update_exercise(exercise_id, new_name, attribute_ids)
    db.activityRequest.log(current_user.id, 'UPDATE_EXERCISE', 'exercise', exercise_id, f"Updated exercise: {new_name}")
    return render_template('partials/exercise.html', 
                           exercise_id=exercise_id, 
                           name=exercise['name'],
                           attributes=exercise['attributes'])


@exercises_bp.route("/exercises/get")
def get_exercises():
    query = request.args.get('query')
    person_id = request.args.get('person_id', type=int)
    exercises = db.exercises.get(query)
    return render_template('partials/exercise/exercise_dropdown.html', exercises=exercises, person_id=person_id)

@exercises_bp.route("/exercise/<int:exercise_id>/edit_name", methods=['GET', 'POST'])
@login_required
def edit_exercise_name(exercise_id):
    exercise = db.exercises.get_exercise(exercise_id)
    person_id = request.args.get('person_id', type=int)
    if request.method == 'GET':
        return render_template('partials/exercise/edit_exercise_name.html', exercise=exercise, person_id=person_id)
    else:
        updated_name = request.form['name']
        updated_exercise = db.exercises.update_exercise_name(exercise_id, updated_name)
        return render_template('partials/exercise/exercise_list_item.html', exercise=updated_exercise, person_id=person_id)

@exercises_bp.route("/exercises/add", methods=['POST'])
@login_required
def add_exercise():
    exercise_name = request.form['query']
    new_exercise = db.exercises.add_exercise(exercise_name)
    person_id = request.args.get('person_id', type=int)
    return render_template('partials/exercise/exercise_list_item.html', exercise=new_exercise, person_id=person_id)

@exercises_bp.route("/exercises/search")
@login_required
def search_exercises():
    query = request.args.get('q', '')
    exercises = db.exercises.get(query)
    
    html = ""
    for exercise in exercises:
        html += render_template('partials/exercise.html', 
                               exercise_id=exercise['exercise_id'], 
                               name=exercise['name'], 
                               attributes=exercise['attributes'])
    return html

@exercises_bp.route("/exercise/<int:exercise_id>/delete", methods=['DELETE'])
@login_required
@admin_required
def delete_exercise(exercise_id):
    exercise = db.get_exercise(exercise_id)
    db.exercises.delete_exercise(exercise_id)
    db.activityRequest.log(current_user.id, 'DELETE_EXERCISE', 'exercise', exercise_id, f"Deleted exercise: {exercise['name']}")
    return ""

# Category Management Routes
@exercises_bp.route("/category", methods=['POST'])
@login_required
@admin_required
def create_category():
    name = request.form.get("name")
    category = db.exercises.add_category(name)
    db.activityRequest.log(current_user.id, 'CREATE_CATEGORY', 'category', category['category_id'], f"Created attribute category: {name}")
    return render_template('partials/exercise/category_admin.html', category_id=category['category_id'], name=category['name'], attributes=[])

@exercises_bp.route("/category/<int:category_id>", methods=['GET', 'PUT'])
@login_required
@admin_required
def update_category(category_id):
    if request.method == 'GET':
        category = db.exercises.execute('SELECT category_id, name FROM exercise_attribute_category WHERE category_id = %s', [category_id], one=True)
        is_edit = request.args.get('is_edit') == 'true'
        all_attrs = db.exercises.execute('SELECT attribute_id, name FROM exercise_attribute WHERE category_id = %s', [category_id])
        return render_template('partials/exercise/category_admin.html', category_id=category_id, name=category['name'], attributes=all_attrs, is_edit=is_edit)
    
    name = request.form.get("name")
    category = db.exercises.update_category(category_id, name)
    db.activityRequest.log(current_user.id, 'UPDATE_CATEGORY', 'category', category_id, f"Updated attribute category: {name}")
    all_attrs = db.exercises.execute('SELECT attribute_id, name FROM exercise_attribute WHERE category_id = %s', [category_id])
    return render_template('partials/exercise/category_admin.html', category_id=category_id, name=name, attributes=all_attrs)

@exercises_bp.route("/category/<int:category_id>", methods=['DELETE'])
@login_required
@admin_required
def delete_category(category_id):
    db.exercises.delete_category(category_id)
    db.activityRequest.log(current_user.id, 'DELETE_CATEGORY', 'category', category_id, f"Deleted attribute category")
    return ""

# Attribute Management Routes
@exercises_bp.route("/attribute", methods=['POST'])
@login_required
@admin_required
def create_attribute():
    name = request.form.get("name")
    category_id = request.form.get("category_id", type=int)
    attribute = db.exercises.add_attribute(name, category_id)
    db.activityRequest.log(current_user.id, 'CREATE_ATTRIBUTE', 'attribute', attribute['attribute_id'], f"Created attribute: {name}")
    return render_template('partials/exercise/attribute_admin.html', attribute=attribute)

@exercises_bp.route("/attribute/<int:attribute_id>", methods=['GET', 'PUT'])
@login_required
@admin_required
def update_attribute(attribute_id):
    if request.method == 'GET':
        attribute = db.exercises.execute('SELECT attribute_id, name, category_id FROM exercise_attribute WHERE attribute_id = %s', [attribute_id], one=True)
        is_edit = request.args.get('is_edit') == 'true'
        return render_template('partials/exercise/attribute_admin.html', attribute=attribute, is_edit=is_edit)

    name = request.form.get("name")
    attribute = db.exercises.update_attribute(attribute_id, name)
    db.activityRequest.log(current_user.id, 'UPDATE_ATTRIBUTE', 'attribute', attribute_id, f"Updated attribute: {name}")
    return render_template('partials/exercise/attribute_admin.html', attribute=attribute)

@exercises_bp.route("/attribute/<int:attribute_id>", methods=['DELETE'])
@login_required
@admin_required
def delete_attribute(attribute_id):
    db.exercises.delete_attribute(attribute_id)
    db.activityRequest.log(current_user.id, 'DELETE_ATTRIBUTE', 'attribute', attribute_id, "Deleted attribute")
    return ""