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//! A module that handles the user interface tab for setting page view in the `websurfx` frontend.
use crate::handler::{file_path, FileType};
use maud::{html, Markup};
use std::fs::read_dir;
/// A helper function that helps in building the list of all available colorscheme/theme/animation
/// names present in the colorschemes, animations and themes folder respectively by excluding the
/// ones that have already been selected via the config file.
///
/// # Arguments
///
/// * `style_type` - It takes the style type of the values `theme` and `colorscheme` as an
/// argument.
/// * `selected_style` - It takes the currently selected style value provided via the config file
/// as an argument.
///
/// # Error
///
/// Returns a list of colorscheme/theme names as a vector of tuple strings on success otherwise
/// returns a standard error message.
fn style_option_list(
style_type: &str,
selected_style: &str,
) -> Result<Vec<(String, String)>, Box<dyn std::error::Error>> {
let mut style_option_names: Vec<(String, String)> = Vec::new();
for file in read_dir(format!(
"{}static/{}/",
file_path(FileType::Theme)?,
style_type,
))? {
let style_name = file?.file_name().to_str().unwrap().replace(".css", "");
if selected_style != style_name {
style_option_names.push((style_name.clone(), style_name.replace('-', " ")));
}
}
if style_type == "animations" {
style_option_names.push(("".to_owned(), "none".to_owned()))
}
Ok(style_option_names)
}
/// A functions that handles the html code for the user interface tab for the settings page for the search page.
///
/// # Error
///
/// It returns the compiled html markup code for the user interface tab on success otherwise
/// returns a standard error message.
pub fn user_interface(
theme: &str,
colorscheme: &str,
animation: &Option<String>,
) -> Result<Markup, Box<dyn std::error::Error>> {
Ok(html!(
div class="user_interface tab"{
h1{"User Interface"}
h3{"select theme"}
p class="description"{
"Select the theme from the available themes to be used in user interface"
}
select name="themes"{
// Sets the user selected theme name from the config file as the first option in the selection list.
option value=(theme){(theme.replace('-', " "))}
@for (k,v) in style_option_list("themes", theme)?{
option value=(k){(v)}
}
}
h3{"select color scheme"}
p class="description"{
"Select the color scheme for your theme to be used in user interface"
}
select name="colorschemes"{
// Sets the user selected colorscheme name from the config file as the first option in the selection list.
option value=(colorscheme){(colorscheme.replace('-', " "))}
@for (k,v) in style_option_list("colorschemes", colorscheme)?{
option value=(k){(v)}
}
}
h3{"select animation"}
p class="description"{
"Select the animation for your theme to be used in user interface"
}
select name="animations"{
// Sets the user selected animation name from the config file as the first option in the selection list.
option value=(animation.as_ref().unwrap_or(&"".to_owned())){(animation.as_ref().unwrap_or(&"".to_owned()).replace('-'," "))}
@for (k,v) in style_option_list("animations", animation.as_ref().unwrap_or(&"".to_owned()))?{
option value=(k){(v)}
}
}
}
))
}
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