Hello! I have some problems
I have a pages controler and a view called add_lesson.In this view i use
a partial to another view of lesson controller.This is the partial
_show.html.erb
<%= form_for @lesson do %>
<%= label_tag(:lesson_name, "Lesson title") %></br>
<%= text_field_tag :lesson_name, nil, class: "form-control"
%></br>
<%= label_tag(:lesson_icon, "Choise icon") %>
<%= select_tag "lesson_icon", options_for_select([
"ico03",
"ico04","ico05","ico06"
])%></br></br>
<%= label_tag(:Title, "Subtitle 1") %></br>
<%= text_field_tag :sublesson_title, nil, class: "form-control"
%></br>
<%= label_tag(:title, "Content") %></br>
<%=text_area_tag 'content', nil, rows: 3, class:
'form-control'%></br>
<%= label_tag(:video, "Video link") %><br>
<%= text_field_tag :video_link, nil, class: "form-control"
%></br>
<%= submit_tag("Submit", class: "btn btn-primary")
%>
<% end %>
IN lesson controler i have
def index
end
def create
#render text: params.inspect
@lesson = Lesson.new(lesson_params)
if @lesson.save
redirect_to lessons_url
else
render 'new'
end
end
def new
@lesson=Lesson.new
@lesson.build_sublesson
end
def show
@lesson=Lesson.all
end
private
def lesson_params
params.require(:lesson).permit(:lesson_name, :lesson_icon)
end
When i submit the form i receive an error like this First argument in
form cannot contain nil or be empty. It is from @lesson in the form but
i don't know how to fix it. Please help
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