Add description, hint and default value for variable (#20)

* a fix

* add description, hint and default value for variable

* add description, hint and default value for variable

app/app.py

@@ -19,11 +19,19 @@ def volumlist():
 
 def envvar():
     envvar = []
-    variable = "Nothing" 
+    var_name = "Nothing" 
-    while variable != "":
+    while var_name != "":
-        variable = input("Enter environment variable or press enter to exit : ")
+        var_name = input("Enter environment variable or press enter to exit : ")
-        if variable != "":
+        if var_name != "":
-            envvar.append(variable)
+            grp_var =  []
+            var_description = input(f"  Enter description of variable {var_name} : ")
+            var_hint = input(f"  Enter hint of variable {var_name} : ")
+            var_default = input(f"  Enter default of variable {var_name} : ")
+            grp_var.append(var_name)
+            grp_var.append(var_description)
+            grp_var.append(var_hint)
+            grp_var.append(var_default)
+            envvar.append(grp_var)
     print(envvar)
     return envvar
 

app/template.yml.j2

@@ -16,10 +16,10 @@
 {%- if envvar is defined and envvar|length > 0 %}
   {%- for var in envvar %}
     {%- if not loop.last %}
-#% {{ var|upper }}:
+#% {{ var[0]|upper }}: {{ var[1] }} ({{ var[2] }}) [{{ var[3] }}]
     {%- endif %}
     {%- if loop.last %}
-#% {{ var|upper }}:
+#% {{ var[0]|upper }}: {{ var[1] }} ({{ var[2] }}) [{{ var[3] }}]
     {%- endif %}
   {%- endfor %}
 {%- endif %}
@@ -44,10 +44,10 @@ services:
     environment:
   {%- for var in envvar %}
     {%- if not loop.last %}
-      - {{ var|upper }}:${{ var|upper }}
+      - {{ var[0]|upper }}:${{ var[0]|upper }}
     {%- endif %}
     {%- if loop.last %}
-      - {{ var|upper }}:${{ var|upper }}
+      - {{ var[0]|upper }}:${{ var[0]|upper }}
     {%- endif %}
   {%- endfor %}
 {%- endif %}