rumtk-web 0.5.3

Web framework part of the RUMTK framework that attempts to simplify and expedite dashboard development in Healthcare.
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/*
 * rumtk attempts to implement HL7 and medical protocols for interoperability in medicine.
 * This toolkit aims to be reliable, simple, performant, and standards compliant.
 * Copyright (C) 2025  Luis M. Santos, M.D. <lsantos@medicalmasses.com>
 * Copyright (C) 2025  Ethan Dixon
 * Copyright (C) 2025  MedicalMasses L.L.C. <contact@medicalmasses.com>
 *
 * This program is free software: you can redistribute it and/or modify
 * it under the terms of the GNU General Public License as published by
 * the Free Software Foundation, either version 3 of the License, or
 * (at your option) any later version.
 *
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License
 * along with this program.  If not, see <https://www.gnu.org/licenses/>.
 */
use crate::components::form::form_element::form_element;
use crate::components::form::props::InputProps;
use crate::rumtk_web_render_component;
use crate::utils::HTMLResult;
use rumtk_core::cache::{new_cache, LazyRUMCache};
use rumtk_core::core::RUMResult;
use rumtk_core::strings::RUMString;
use rumtk_core::{rumtk_cache_fetch, rumtk_cache_push};

pub mod form;
pub mod form_element;
pub mod props;

pub type FormElements = Vec<RUMString>;
pub type FormCache = LazyRUMCache<RUMString, FormElements>;
pub type FormElementBuilder =
    fn(element: &str, data: &str, props: InputProps, css: &str) -> RUMString;
pub type FormBuilderFunction = fn(builder: FormElementBuilder) -> FormElements;
pub type FormItem<'a> = (&'a str, FormBuilderFunction);
pub type Forms<'a> = Vec<FormItem<'a>>;
pub type FormCacheItem = FormElements;

static mut FORM_CACHE: FormCache = new_cache();
static DEFAULT_FORMELEMENTS: FormElements = vec![];

fn new_form_entry() -> RUMResult<FormElements> {
    Ok(DEFAULT_FORMELEMENTS.clone())
}

fn build_form_element(element: &str, data: &str, props: InputProps, css: &str) -> RUMString {
    rumtk_web_render_component!(|| -> HTMLResult { form_element(element, data, props, css) })
}

pub fn register_form_elements(name: &str, element_builder: &FormBuilderFunction) {
    let key = RUMString::from(name);
    let _ = rumtk_cache_fetch!(&raw mut FORM_CACHE, &key, new_form_entry);
    let data = element_builder(build_form_element);
    rumtk_cache_push!(&raw mut FORM_CACHE, &key, data);
}

pub fn register_forms(forms: Option<Forms>) {
    for (form_name, form_builder) in forms.unwrap_or_default() {
        register_form_elements(form_name, &form_builder);
    }
}

pub fn get_form(name: &str) -> RUMResult<FormCacheItem> {
    rumtk_cache_fetch!(&raw mut FORM_CACHE, &RUMString::from(name), new_form_entry)
}

///
/// This is an API macro for defining a form that can be used to render it later in your web pages.
///
#[macro_export]
macro_rules! rumtk_web_init_forms {
    ( $forms:expr ) => {{
        use $crate::components::form::register_forms;

        register_forms($forms);
    }};
}

///
/// This is an API macro to get the list of rendered elements that will be fed into the form shell
/// to render your form in your web page.
///
#[macro_export]
macro_rules! rumtk_web_get_form {
    ( $name:expr ) => {{
        use $crate::components::form::get_form;

        get_form($name)
    }};
}