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use wasm_bindgen::closure::Closure;
use web_sys::FileReader;
use wasm_bindgen::JsCast;
use yew::services::ConsoleService;
use crate::viewmodel::utility::File;
use yew::prelude::*;
use crate::view::VCardPropertyInputComponent;
pub mod vcard;
pub mod utility;
pub mod address;
pub mod name;
pub mod telephone;
pub mod dates;
pub mod organizational;
/// Trait for types that represent the data of a vcard property used inside of a `VCardPropertyInputComponent`.
pub trait VCardPropertyInputObject<C: VCardPropertyInputComponent<Self>>: Clone + PartialEq
where Self: Sized
{
/// Function for creating a new (and empty) `VCardPropertyInputObject`.
fn new() -> Self;
/// Converts each field of the `VCardPropertyInputObject` to a VCardPropertyInputField and returns them as a vector.
fn get_input_fields(&self, link: &ComponentLink<C>) -> Vec<VCardPropertyInputField>;
/// Returns a `Html` representation of the `VCardPropertyInputObject`.
fn render(&self, link: &ComponentLink<C>) -> Html {
html!{
<div class="columns is-mobile is-multiline">
{
for self.get_input_fields(link).iter().map(|field|
field.render()
)
}
</div>
}
}
/// Convenience function for checking if the `VCardPropertyInputObject` is empty.
fn is_empty(&self) -> bool;
}
/// Type for saving error messages.
///
/// More of a placeholder for something better later on.
#[derive(Debug,Clone,PartialEq)]
pub struct Error {
pub msg: String,
}
/// Type that represents the visiual appearance of an input field.
pub enum VCardPropertyInputField {
Text {
label: String,
id: Option<String>,
placeholder: Option<String>,
oninput: Callback<InputData>,
value: String,
typ: String,
},
File {
label: String,
name: String,
callback: Callback<Option<File>>,
value: Option<File>,
},
CheckBox {
label: String,
id: Option<String>,
onclick: Callback<MouseEvent>,
value: bool,
},
}
impl VCardPropertyInputField {
/// Returns a `Html` representation of the `VCardPropertyInputField`.
pub fn render(&self) -> Html {
match self {
Self::Text {
label,
id,
placeholder,
oninput,
value: _,
typ,
} => Self::text_field_input(label, id, placeholder, oninput, typ),
Self::File {
label,
name,
callback,
value,
} => Self::file_field_input(label, name, callback, value),
Self::CheckBox {
label,
id,
onclick,
value,
} => Self::checkbox_field_input(label, id, value, onclick),
}
}
/// Returns an `Html` representation of a text input field with the given parameters.
fn text_field_input(label: &str, id: &Option<String>, placeholder: &Option<String>, oninput: &Callback<InputData>, typ: &str) -> Html {
html!{
<div class="field column
is-one-fifth-widescreen
is-one-quarter-desktop
is-one-third-tablet
is-half-mobile" >
<label class="label">{ label }</label>
<div class="control">
<input id=id.as_ref().unwrap_or(&"".to_string())
type=typ
placeholder=placeholder.as_ref().unwrap_or(&"".to_string())
oninput=oninput
/>
</div>
</div>
}
}
/// Returns an `Html` representation of a file input field with the given parameters.
fn file_field_input(label: &str, name: &str, callback: &Callback<Option<File>>, file: &Option<File>) -> Html {
let callback = callback.clone();
let onchange = Callback::<()>::default();
let onchange = onchange.reform(move |c: ChangeData|
if let ChangeData::Files(files) = c {
match files.item(0) {
Some(file) => {
let file_reader = FileReader::new().unwrap();
match file_reader.read_as_data_url(&file) {
Ok(_) => (),
Err(_) => ConsoleService::warn("Error: Couldn't get file as data url."),
};
let callback = callback.clone();
let onload = Closure::wrap(Box::new(move |event: Event|{
let file_reader: FileReader = event.target().unwrap().dyn_into().unwrap();
let data_url: Option<String> = file_reader.result().unwrap().as_string();
match data_url {
Some(content) => callback.emit(
Some(File {
name: file.name(),
content,
})
),
None => {
ConsoleService::warn("Couldn't get data url as string.");
callback.emit(None);
},
};
}) as Box<dyn FnMut(_)>);
file_reader.set_onload(Some(onload.as_ref().unchecked_ref()));
onload.forget();
},
None => callback.emit(None),
}
} else {
callback.emit(None);
}
);
html!{
<div class="field column
is-one-fifth-widescreen
is-one-quarter-desktop
is-one-third-tablet
is-half-mobile" >
<label class="label">{ label }</label>
<div class="file has-name control">
<label class="file-label">
<input class="file-input"
type="file"
name=name
onchange=onchange
/>
<span class="file-cta">
<span class="file-icon">
<i class="fas fa-upload"></i>
</span>
<span class="file-label">
{ "Choose file..." }
</span>
</span>
<span class="file-name">
{
match file {
Some(file) => file.name.clone(),
None => String::from("No file selected"),
}
}
</span>
</label>
</div>
</div>
}
}
/// Returns an `Html` representation of a checkbox input field with the given parameters.
fn checkbox_field_input(label: &str, id: &Option<String>, checked: &bool, onclick: &Callback<MouseEvent>) -> Html {
html!{
<div class="field column
is-one-fifth-widescreen
is-one-quarter-desktop
is-one-third-tablet
is-half-mobile" >
<label class="checkbox">
<input id=id.as_ref().unwrap_or(&"".to_string())
type="checkbox"
checked=*checked
onclick=onclick
/>
{ label }
</label>
</div>
}
}
}
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