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use crate::model::utility::File;
use wasm_bindgen::closure::Closure;
use wasm_bindgen::JsCast;
use web_sys::FileReader;
use yew::prelude::*;
use yew::services::ConsoleService;
/// 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>,
},
Select {
label: String,
id: Option<String>,
options: Vec<(String, String)>,
onchange: Callback<ChangeData>,
value: String,
},
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::Select {
label,
id,
options,
onchange,
value,
} => Self::select_field_input(label, id, options, onchange, 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-third-widescreen
is-two-quarters-desktop
is-two-thirds-tablet
is-full-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>
}
}
fn select_field_input(
label: &str,
id: &Option<String>,
options: &Vec<(String, String)>,
onchange: &Callback<ChangeData>,
value: &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="select">
<select id=id.as_ref().unwrap_or(&"".to_string())
value=value
onchange=onchange >
{
for options.iter().map(|option|
html! {
<option value=option.0>{ option.1.clone() }</option>
}
)
}
</select>
</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>
}
}
}
|
