let json_data = fetch_json_data(json_source)?;

let json: Value = serde_json::from_str(&json_data)

.map_err(|e| TemplateError::InvalidJsonFormat(e.to_string()))?;

let main_categories: Vec<&String> = json.as_object().unwrap().keys().collect();

let selected_category = select_category(&main_categories)?;

let items = json[selected_category]

.as_array()

.ok_or("Failed to retrieve items in the selected category")?;

if items.is_empty() {

println!("There are no available projects in the current category.");

return Ok(());

}

let formatted_choices = format_choices(items);

let selected_item = select_item(items, &formatted_choices, selected_category)?;

process_selected_item(selected_item)?;

Ok(())

if let Some(source) = json_source {

if source.starts_with("http://") || source.starts_with("https://") {

Ok(reqwest::blocking::get(source)?.text()?)

} else {

Err(Box::new(TemplateError::InvalidSourceUrl("The provided source URL is invalid.".to_string())))

}

} else {

let cache_path = utils::read_config_json("data.json");

Ok(fs::read_to_string(cache_path)?)

}

let main_selection = Select::new()

.with_prompt("Please select a category")

.items(categories)

.default(0)

.interact()?;

Ok(categories[main_selection])

items

.iter()

.map(|item| {

let name = item["name"].as_str().unwrap().to_string();

let desc = item["desc"].as_str().unwrap().to_string();

format!("{} {}", name.green(), desc)

})

.collect()

items: &'a [Value],

formatted_choices: &[String],

category: &String,

) -> Result<&'a Value, Box<dyn std::error::Error>> {

let item_selection = Select::new()

.with_prompt(format!("Please select a project under {}", category))

.items(formatted_choices)

.default(0)

.interact()?;

Ok(&items[item_selection])

let link = selected_item["link"].as_str().unwrap();

let project_name = selected_item["name"].as_str().unwrap();

let matches = cli::build_cli().get_matches();

let order_info = utils::resolve_order_info(&matches);

let dir_path = PathBuf::from(&order_info.target_dir);

let target_path = utils::get_target_path(&dir_path, project_name)?;

utils::clone_repository(link, &target_path)?;

println!(

"You selected the project: {}",

selected_item["name"].as_str().unwrap().green()

);

println!("Link: {}", link.blue());

println!("Desc: {}", selected_item["desc"].as_str().unwrap().bright_yellow());

Ok(())