slaeforms/slaeforms/app.py
2024-05-19 13:58:48 +02:00

383 lines
12 KiB
Python

import sys
import json
import random
import base64
from flask import Flask, redirect, url_for, request, session, make_response, jsonify, send_from_directory
from flask import render_template
from flask_sqlalchemy import SQLAlchemy
from sqlalchemy import Integer, String, Column
from datetime import datetime
import uuid
from sqlalchemy.exc import SQLAlchemyError
from sqlalchemy import inspect
from sqlalchemy.orm import DeclarativeBase
random_order = True
# activate environment: cd C:\Users\Jan\Google Drive\Master Stuff\Code\SLAEForms Testing\.venv\Scripts\
# then this: activate
#SETUP--------------------------------------------------
#Set up sqlalchemy
class Base(DeclarativeBase):
pass
db = SQLAlchemy(model_class=Base)
#create the app
app = Flask(__name__)
# configure the database, give it a path (it will be in the instances folder)
app.config["SQLALCHEMY_DATABASE_URI"] = "sqlite:///database.db"
db.init_app(app)
#set the secret key (TODO change this for final deployment)
app.secret_key = b"29fe9e8edd407c5491d4f1c05632d9fa33e26ed8734a3f5e080ebac3772a555a"
#---------testing
#open the json file with the config
configfile = open("singleformconfig.json")
configfile2 = open("pairwiseformconfig.json")
#convert it to dict
config = json.load(configfile)
config2 = json.load(configfile2)
configfile.close()
configfile2.close()
# get the questions: Questions is a list that contains the keys of the dictionary
questions = list(config)
# JSON TEST-------------------------------------------
configtest = open("test.json")
#config = json.load(configtest) #convert json to dict
configtest.close()
#blocks = list(config) # get the block names, aka a list of all keys
#--------temporär der code für
database_schema = {
"table_name": "userstest",
"id": {"type": "integer", "nullable": False},
"username": {"type": "string", "nullable": False, "size": 20},
"age": {"type": "integer", "nullable": True}
}
tablename = database_schema["table_name"].capitalize()
# test function to create tables from dicts
def create_model_class(schema):
class_name = schema["table_name"].capitalize()
# Define class attributes dynamically
attributes = {"__tablename__": schema["table_name"]}
attributes["uid"] = Column(db.UUID(as_uuid=True), primary_key=True, nullable=False)
for column_name, column_info in schema.items():
if column_name != "table_name":
if column_info["type"] == "integer":
column_type = Integer
elif column_info["type"] == "string":
column_type = String(column_info["size"])
attributes[column_name] = Column(column_type, nullable=column_info["nullable"])
# Create the model class
return type(class_name, (db.Model,), attributes)
print("creating the userstest table")
customtable = create_model_class(database_schema)
try:
with app.app_context():
print("try to create tables")
db.create_all()
except SQLAlchemyError as e:
print("Error occurred during database creation:", str(e))
@app.route("/customsendtest/", methods=["POST"])
def customsendtest():
# Extract form data
form_data = request.form
# Create a new instance of the dynamically generated model
new_user = customtable()
# Assign form data to model attributes
for key, value in form_data.items():
if hasattr(new_user, key):
setattr(new_user, key, value)
new_id = uuid.uuid4()
setattr(new_user, "uid",new_id)
# Add new user to the database session and commit changes
try:
#print("new idea: {new_id} ".format(new_id=new_id))
db.session.add(new_user)
db.session.commit()
return 'Data submitted successfully!'
except SQLAlchemyError as e:
print("Error occurred during database commit:", str(e))
return 'Data not submitted successfully!'
@app.route("/custom")
def custom():
try:
with app.app_context():
db.create_all()
except SQLAlchemyError as e:
print("Error occurred during database creation:", str(e))
return render_template(
"templatetest1.html"
)
@app.route("/customsend/<inputid>", methods=["POST"])
def customsend():
session_user_id = session["slaeform_user_id"]
likert_score = request.form["likertscale"]
text_input = request.form["feedback"]
question_title = session["current_question"]
new_id = uuid.uuid4()
date = datetime.today()
print("new idea: {new_id} ".format(new_id=new_id))
new_response = Response(id=new_id,user_id = session_user_id, question_title = question_title,likert_result = likert_score,notes = text_input, date_created = date)
try:
db.session.add(new_response)
db.session.commit()
return redirect("/form")
except:
return "There was a problem while adding the response to the Database"
# End testing-------------------------------------
#------------------------------------------------------------------------
# Setting up DB Models -> should be removed eventually and replaced by json files and automatic generation ----------------------------
# create the model for the response table
class Response(db.Model):
id = db.Column(db.UUID(as_uuid=True), primary_key=True, nullable=False)
user_id = db.Column(db.UUID(as_uuid=True), nullable=False)
question_title = db.Column(db.String(30))
likert_result = db.Column(db.Integer, nullable=False)
notes = db.Column(db.String(200))
date_created = db.Column(db.DateTime)
def __repr__(self) -> str:
return "<Response %r>" % self.id
# This table is created always
class User(db.Model):
user_id = db.Column(db.UUID(as_uuid=True), primary_key=True, nullable=False)
device_id = db.Column(db.UUID(as_uuid=True), nullable=False)
question_order = db.Column(db.String(60))
date_created = db.Column(db.DateTime, default=datetime.today())
def __repr__(self) -> str:
return "<User %r>" % self.user_id
# create the table (existing tables are not overwritten)
try:
with app.app_context():
db.create_all()
except SQLAlchemyError as e:
print("Error occurred during database creation:", str(e))
# Actual main code for Form etc -----------------------------------------------------
@app.route("/video", methods=["GET", "POST"])
def videopage():
return render_template(
#"videorecorder3.html"
"myvideotemplate.html"
)
@app.route("/send_video", methods=["POST"])
def send_video():
data_url = request.json['dataUrl']
data = data_url.split(',')[1]
with open('video.webm', 'wb') as f:
f.write(base64.b64decode(data))
return jsonify({'message': 'Video saved successfully'})
@app.route("/send", methods=["POST"])
def sendpage():
session_user_id = session["slaeform_user_id"]
likert_score = request.form["likertscale"]
text_input = request.form["feedback"]
question_title = session["current_question"]
new_id = uuid.uuid4()
date = datetime.today()
print("new idea: {new_id} ".format(new_id=new_id))
new_response = Response(id=new_id,user_id = session_user_id, question_title = question_title,likert_result = likert_score,notes = text_input, date_created = date)
try:
db.session.add(new_response)
db.session.commit()
return redirect("/form")
except:
return "There was a problem while adding the response to the Database"
@app.route("/form", methods=["GET", "POST"]) # /<username> should not even be needed right?
def formpage():
#user is not yet registered and should not be here
if not "slaeform_user_id" in session:
return redirect("/start")
#TODO fill in code that determins at which question the user is
print("form starts, the sessionorder rn:")
print(session["question_order"])
if not session["question_order"]:
print("---------------question order is empty------------")
return redirect("/data")
print("pop the first element")
current_question = session["question_order"].pop(0)
session["current_question"] = current_question
print(current_question)
print("the new sessionorder rn:")
print(session["question_order"])
session["question_order"] = session["question_order"]
print("has this changed sth?:")
print(session["question_order"])
return render_template(
"layout2.html",
config=config,
current_question = current_question,
videotype=config[current_question]["type"],
video_url= config[current_question]["video1"],
blocks = config[current_question]["blocks"]
)
@app.route("/start", methods=["GET", "POST"])
def startpage():
if not "slaeform_device_id" in session:
# If this device was not seen, remember it.
new_device_id = uuid.uuid4()
session["slaeform_device_id"] = new_device_id
session["agreed_to_tos"] = False
if request.method == "POST":
#right now if a user that has an active session goes to the startpage again and accepts tos
#it will just start another session and discard the previous session
# get a random question order
if random_order:
order = questions
random.shuffle(order)
else:
order = questions
session["question_order"] = order
#save the new user to the database and the session
session["agreed_to_tos"] = True
new_user_id = uuid.uuid4()
session["slaeform_user_id"] = new_user_id
device_id = session["slaeform_device_id"]
user_id = new_user_id
question_order = str(order)
date = datetime.today()
new_user = User(user_id=user_id, device_id=device_id,question_order=question_order,date_created = date) #,question_order=question_order
db.session.add(new_user)
db.session.commit()
return redirect("/form")
"""
try:
db.session.add(new_user)
db.session.commit()
return redirect("/form")
except:
return "There was a problem while adding the user to the Database" """
return render_template(
"startpage.html"
)
# Database stuff------------------------------------
# the contents of all tables
@app.route("/table_contents")
def table_contents():
tables = db.metadata.tables.keys()
table_contents = {}
for table_name in tables:
table = db.metadata.tables[table_name]
columns = table.columns.keys()
rows = db.session.query(table).all()
table_contents[table_name] = {
'columns': columns,
'rows': rows
}
return render_template(
"table_contents.html",
table_contents=table_contents,
)
# Route to delete all entries
@app.route('/delete_all_entries', methods=['GET'])
def delete_all_entries():
try:
meta = db.metadata
for table in reversed(meta.sorted_tables): # Iterate through tables in reverse order to handle foreign key constraints
db.session.execute(table.delete())
db.session.commit()
return 'All entries deleted successfully'
except Exception as e:
# Rollback changes if any error occurs
db.session.rollback()
return f'Error occurred: {str(e)}', 500
finally:
# Close the session
db.session.close()
@app.route('/show_tables')
def show_tables():
tables = db.metadata.tables
return render_template('show_tables.html', tables=tables)
# Root page -----------------------------
def has_no_empty_params(rule):
defaults = rule.defaults if rule.defaults is not None else ()
arguments = rule.arguments if rule.arguments is not None else ()
return len(defaults) >= len(arguments)
@app.route("/")
def all_links():
links = []
for rule in app.url_map.iter_rules():
# Filter out rules we can't navigate to in a browser
# and rules that require parameters
if "GET" in rule.methods and has_no_empty_params(rule):
url = url_for(rule.endpoint, **(rule.defaults or {}))
links.append((url, rule.endpoint))
return render_template("all_links.html", links=links)
if __name__ == '__main__':
# Create database tables
db.create_all()