# @name: tool.py
# @creation_date: 2021-10-20
# @license: The MIT License <https://opensource.org/licenses/MIT>
# @author: Simon Bowie <ad7588@coventry.ac.uk>
# @purpose: tool route for tool-related functions and pages
# @acknowledgements:
# https://www.digitalocean.com/community/tutorials/how-to-make-a-web-application-using-flask-in-python-3

from flask import Blueprint, render_template, request, flash, redirect, url_for
from flask_login import login_required, current_user
from .models import Resource
from .resources import *
from werkzeug.exceptions import abort
from . import db

tool = Blueprint('tool', __name__)

# route for displaying all tools in database
@tool.route('/tools')
def get_tools():
    tools = Resource.query.filter_by(type='tool')
    return render_template('tools.html', tools=tools)

# route for displaying a single tool based on the ID in the database
@tool.route('/tools/<int:tool_id>')
def show_tool(tool_id):
    tool = get_resource(tool_id)
    resources = get_linked_resources(tool_id)
    return render_template('tool.html', tool=tool, resources=resources)

# route for editing a single tool based on the ID in the database
@tool.route('/tools/<int:tool_id>/edit', methods=('GET', 'POST'))
@login_required
def edit_tool(tool_id):
    tool = get_resource(tool_id)

    if request.method == 'POST':
        name = request.form['name']
        description = request.form['description']
        projectUrl = request.form.get('projectUrl')
        repositoryUrl = request.form.get('repositoryUrl')
        expertiseToUse = request.form.get('expertiseToUse')
        expertiseToHost = request.form.get('expertiseToHost')
        dependencies = request.form.get('dependencies')
        ingestFormats = request.form.get('ingestFormats')
        outputFormats = request.form.get('outputFormats')
        status = request.form.get('status')

        if not name:
            flash('Name is required!')
        else:
            tool = Resource.query.get(tool_id)
            tool.name = name
            tool.description = description
            tool.projectUrl = projectUrl
            tool.repositoryUrl = repositoryUrl
            tool.dependencies = dependencies
            tool.expertiseToUse = expertiseToUse
            tool.expertiseToHost = expertiseToHost
            tool.ingestFormats = ingestFormats
            tool.outputFormats = outputFormats
            tool.status = status
            db.session.commit()
            return redirect(url_for('tool.get_tools'))

    return render_template('edit.html', resource=tool)

# route for function to delete a single tool from the edit page
@tool.route('/tools/<int:tool_id>/delete', methods=('POST',))
@login_required
def delete_tool(tool_id):
    delete_resource(tool_id)
    return redirect(url_for('tool.get_tools'))