Sha256: 69f72a6cc4f472b682331be37149d55aaff9b237fdbac6aa41281b9bab63c14a
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Size: 1.93 KB
Versions: 21
Compression:
Stored size: 1.93 KB
Contents
export function encodeMethodIntoRequestBody(event) {
if (event.target instanceof HTMLFormElement) {
const { target: form, detail: { fetchOptions } } = event
form.addEventListener("turbo:submit-start", ({ detail: { formSubmission: { submitter } } }) => {
const body = isBodyInit(fetchOptions.body) ? fetchOptions.body : new URLSearchParams()
const method = determineFetchMethod(submitter, body, form)
if (!/get/i.test(method)) {
if (/post/i.test(method)) {
body.delete("_method")
} else {
body.set("_method", method)
}
fetchOptions.method = "post"
}
}, { once: true })
}
}
function determineFetchMethod(submitter, body, form) {
const formMethod = determineFormMethod(submitter)
const overrideMethod = body.get("_method")
const method = form.getAttribute("method") || "get"
if (typeof formMethod == "string") {
return formMethod
} else if (typeof overrideMethod == "string") {
return overrideMethod
} else {
return method
}
}
function determineFormMethod(submitter) {
if (submitter instanceof HTMLButtonElement || submitter instanceof HTMLInputElement) {
// Rails 7 ActionView::Helpers::FormBuilder#button method has an override
// for formmethod if the button does not have name or value attributes
// set, which is the default. This means that if you use <%= f.button
// formmethod: :delete %>, it will generate a <button name="_method"
// value="delete" formmethod="post">. Therefore, if the submitter's name
// is already _method, it's value attribute already contains the desired
// method.
if (submitter.name === '_method') {
return submitter.value
} else if (submitter.hasAttribute("formmethod")) {
return submitter.formMethod
} else {
return null
}
} else {
return null
}
}
function isBodyInit(body) {
return body instanceof FormData || body instanceof URLSearchParams
}
Version data entries
21 entries across 21 versions & 2 rubygems