The avatar for @farzadab
Farzad Abdolhosseini
Published
Edited
Feb 17, 2019
Fork of Inputs
Importers
1 star
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function input(config) {
let {
form,
type = "text",
attributes = {},
action,
getValue,
title,
description,
format,
display,
submit,
options
} = config;
if (!form)
form = html`<form>
<input name=input type=${type} />
</form>`;
const input = form.input;
Object.keys(attributes).forEach(key => {
const val = attributes[key];
if (val != null) input.setAttribute(key, val);
});
if (submit)
form.append(
html`<input name=submit type=submit style="margin: 0 0.75em" value="${
typeof submit == "string" ? submit : "Submit"
}" />`
);
form.append(
html`<output name=output style="font: 14px Menlo, Consolas, monospace; margin-left: 0.5em;"></output>`
);
if (title)
form.prepend(
html`<div style="font: 700 0.9rem sans-serif;">${title}</div>`
);
if (description)
form.append(
html`<div style="font-size: 0.85rem; font-style: italic;">${description}</div>`
);
if (format) format = d3format.format(format);
if (action) {
action(form);
} else {
const verb = submit
? "onsubmit"
: type == "button"
? "onclick"
: type == "checkbox" || type == "radio"
? "onchange"
: "oninput";
form[verb] = e => {
e && e.preventDefault();
const value = getValue ? getValue(input) : input.value;
if (form.output)
form.output.value = display
? display(value)
: format
? format(value)
: value;
form.value = value;
if (verb !== "oninput")
form.dispatchEvent(new CustomEvent("input", { bubbles: true }));
};
if (verb !== "oninput")
input.oninput = e => e && e.stopPropagation() && e.preventDefault();
if (verb !== "onsubmit") form.onsubmit = e => e && e.preventDefault();
form[verb]();
}
return form;
}
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