Upload survey (3).py

survey (3).py

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+import streamlit as st
+import requests
+import json
+
+total_number_pages = 5
+placeholder_buttons = None
+
+Q1_radio_options = ["Pineapple","Cheese","Pepperoni","Mushroom","Sausage","Other"]
+Q2_radio_options = ["Football","Baseball","Basketball","Soccer","Golf","Other"]
+Q3_radio_options = ["0-10","11-20","21-30","31-40","41-50","51-60","60+"]
+
+
+# Function that records radio element changes
+def radio_change(element, state, key):
+   st.session_state[state] = element.index(st.session_state[key]) # Setting previously selected option
+# Function that disables the last button while data is uploaded to IPFS
+def button_disable():
+   st.session_state['disabled'] = True
+
+st.set_page_config(page_title='IPFS-Based Survey',)
+st.title('Test Survey')
+
+st.markdown("<style>.row-widget.stButton {text-align: center;}</style>", unsafe_allow_html=True)
+st.markdown("<style>.big-font {font-size:24px;}</style>", unsafe_allow_html=True)
+
+
+if "current_page" not in st.session_state:
+    st.session_state["current_page"] = 1
+    st.session_state["Q1"] = None
+    st.session_state["Q2"] = None
+    st.session_state["Q3"] = None
+    st.session_state["disabled"] = False
+
+# Page 1; Video
+if st.session_state["current_page"]  == 1:
+
+    st.markdown("""<p class="big-font">I hope this works :|</p>""", unsafe_allow_html=True)
+    st.video("https://www.youtube.com/watch?v=aJb6Dov0jlM")
+
+    placeholder = st.empty()
+
+    if st.button('Next', key='next_button_page_1'):
+        all_answered = True
+        if all_answered:
+            st.session_state["current_page"] += 1
+            st.rerun()
+        else:
+            with placeholder.container():
+                st.warning("Please answer all the questions on this page.", icon="⚠️")
+
+    st.progress(st.session_state["current_page"]/total_number_pages, text="Progress")
+
+
+elif st.session_state["current_page"] == 2:
+
+    st.radio(label     = "What is your favorite type of pizza?", 
+             options   = Q1_radio_options, 
+             index     = None if st.session_state["Q1"] == None else st.session_state["Q1"], 
+             key       = 'Q1_radio', 
+             on_change = radio_change, 
+             args      = (Q1_radio_options, "Q1", "Q1_radio",))
+
+    # The code below changes the font size of the above radio's label.
+    st.markdown("""<style> div[class*="stRadio"] > label > div[data-testid="stMarkdownContainer"] > p {font-size: 24px;}</style> <br><br>""", unsafe_allow_html=True)
+
+
+    placeholder = st.empty()
+
+    col1, col2 = st.columns(2)
+    with col1:
+        if st.button('Back'):
+            st.session_state["current_page"] -= 1
+            st.rerun()
+    with col2:
+        if st.button('Next', key='next_button_page_2'):
+            all_answered = True
+            if st.session_state["Q1"] == None:
+                all_answered = False
+            if all_answered:
+                st.session_state["current_page"] += 1
+                st.rerun()
+            else:
+                with placeholder.container():
+                    st.warning("Please answer all the questions on this page.", icon="⚠️")
+
+    st.progress(st.session_state["current_page"]/total_number_pages, text="Progress")
+
+
+elif st.session_state["current_page"] == 3:
+
+    st.radio(label     = "Favorite Sport?", 
+             options   = Q2_radio_options, 
+             index     = None if st.session_state["Q2"] == None else st.session_state["Q2"], 
+             key       = 'Q2_radio', 
+             on_change = radio_change, 
+             args      = (Q2_radio_options, "Q2", "Q2_radio",))
+
+    # The code below changes the font size of the above radio's label.
+    st.markdown("""<style> div[class*="stRadio"] > label > div[data-testid="stMarkdownContainer"] > p {font-size: 24px;}</style> <br><br>""", unsafe_allow_html=True)
+
+
+    st.radio(label     = "How old are you", 
+             options   = Q3_radio_options, 
+             index     = None if st.session_state["Q3"] == None else st.session_state["Q3"], 
+             key       = 'Q3_radio', 
+             on_change = radio_change, 
+             args      = (Q3_radio_options, "Q3", "Q3_radio",))
+
+    # The code below changes the font size of the above radio's label.
+    st.markdown("""<style> div[class*="stRadio"] > label > div[data-testid="stMarkdownContainer"] > p {font-size: 24px;}</style> <br><br>""", unsafe_allow_html=True)
+
+
+    placeholder = st.empty()
+
+    col1, col2 = st.columns(2)
+    with col1:
+        if st.button('Back'):
+            st.session_state["current_page"] -= 1
+            st.rerun()
+    with col2:
+        if st.button('Next', key='next_button_page_3'):
+            all_answered = True
+            if st.session_state["Q2"] == None:
+                all_answered = False
+            if st.session_state["Q3"] == None:
+                all_answered = False
+            if all_answered:
+                st.session_state["current_page"] += 1
+                st.rerun()
+            else:
+                with placeholder.container():
+                    st.warning("Please answer all the questions on this page.", icon="⚠️")
+
+    st.progress(st.session_state["current_page"]/total_number_pages, text="Progress")
+
+
+elif st.session_state["current_page"] == 4:
+
+    placeholder = st.empty()
+
+    col1, col2 = st.columns(2)
+    with col1:
+        if st.button('Back'):
+            st.session_state["current_page"] -= 1
+            st.rerun()
+    with col2:
+        if st.button('Next', key='next_button_page_4'):
+            all_answered = True
+            if all_answered:
+                st.session_state["current_page"] += 1
+                st.rerun()
+            else:
+                with placeholder.container():
+                    st.warning("Please answer all the questions on this page.", icon="⚠️")
+
+    st.progress(st.session_state["current_page"]/total_number_pages, text="Progress")
+
+
+elif st.session_state["current_page"] == 5:
+
+    placeholder = st.empty()
+
+    col1, col2 = st.columns(2)
+    with col1:
+        if st.button('Back'):
+            st.session_state["current_page"] -= 1
+            st.rerun()
+    with col2:
+        if st.button('Next', key='next_button_page_undefined'):
+            all_answered = True
+            if all_answered:
+                st.session_state["current_page"] += 1
+                st.rerun()
+            else:
+                with placeholder.container():
+                    st.warning("Please answer all the questions on this page.", icon="⚠️")
+
+    st.progress(st.session_state["current_page"]/total_number_pages, text="Progress")
+
+