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import { Micropub, MicropubChannel, MF2 } from "./micropub_api.js";
const channel_select_radio = document.getElementById("select_channels") as HTMLInputElement;
channel_select_radio.onclick = async () => {
function populate_channel_list(channels: MicropubChannel[]) {
(document.getElementById("channels") as HTMLElement).style.display = "block";
const channel_list = document.getElementById("channels_target") as HTMLElement;
channel_list.innerHTML = "";
channels.forEach((channel) => {
const template = (document.getElementById("channel_selector") as HTMLTemplateElement).content.cloneNode(true) as HTMLElement;
const input = template.querySelector("input") as HTMLInputElement;
const label = template.querySelector("label") as HTMLLabelElement;
input.id = `channel_selector_option_${channel.uid}`
input.value = channel.uid
label.htmlFor = input.id
label.innerHTML = `<a href="${channel.uid}">${channel.name}</a>`
channel_list.appendChild(template)
})
}
if (micropub == null) {
throw new Error("need to authenticate first");
}
const config = await micropub.config();
if (config.channels !== undefined) {
populate_channel_list(config.channels)
}
}
const no_channel_radio = document.getElementById("no_channel") as HTMLInputElement;
no_channel_radio.onclick = () => {
(document.getElementById("channels") as HTMLElement).style.display = "none";
const channel_list = document.getElementById("channels_target") as HTMLElement
channel_list.innerHTML = "";
}
const main_form = document.getElementById("micropub") as HTMLFormElement;
main_form.onsubmit = async (event) => {
function construct_body(form: HTMLFormElement): MF2 {
let content = (form.elements.namedItem("content") as HTMLInputElement).value;
let name: string | undefined = (form.elements.namedItem("name") as HTMLInputElement).value || undefined;
let category: string[] = (form.elements.namedItem("category") as HTMLInputElement).value
.split(",")
.map(val => val.trim());
let channel: string[] | undefined = undefined;
let channel_select = (form.elements.namedItem("channel_select") as HTMLInputElement).value;
if (channel_select) {
let channel_selector = form.elements.namedItem("channel");
if (channel_selector instanceof RadioNodeList) {
channel = (Array.from(channel_selector) as HTMLInputElement[])
.map(i => i.checked ? i.value : false)
.filter(i => i) as string[];
} else if (channel_selector instanceof HTMLInputElement) {
channel = [channel_selector.value]
}
}
return {
type: ["h-entry"],
properties: {
content: [content],
name: name ? [name] : undefined,
category: category.length ? category : undefined,
channel: channel ? channel : undefined
}
}
}
event.preventDefault()
const mf2 = construct_body(main_form);
console.log(JSON.stringify(mf2));
if (micropub == null) {
throw new Error("need to authenticate first");
}
try {
const location = await micropub.submit(mf2);
main_form.clear()
window.open(location, "_blank")
} catch (e) {
console.error(e)
alert(`Error: ${e}`)
return
}
}
const indieauth_form = document.getElementById("indieauth") as HTMLFormElement;
indieauth_form.onsubmit = async (event) => {
event.preventDefault()
const form = event.target as HTMLFormElement;
const me = (form.elements.namedItem("me") as HTMLInputElement).value;
if (me != null) {
const { discover_endpoints, create_verifier, create_challenge } = await import("./indieauth.js");
const endpoints = await discover_endpoints(new URL(me));
if (endpoints != null) {
localStorage.setItem("micropub_endpoint", endpoints.micropub.toString())
localStorage.setItem("token_endpoint", endpoints.token_endpoint.toString())
if (endpoints.revocation_endpoint != null) {
localStorage.setItem("revocation_endpoint", endpoints.revocation_endpoint.toString())
}
} else {
alert("Your website doesn't support Micropub.")
return
}
(document.getElementById("unauthorized") as HTMLElement).style.display = "none";
(document.getElementById("authorizing") as HTMLElement).style.display = "block";
const url = endpoints.authorization_endpoint;
let params = new URLSearchParams();
for (const [key, val] of url.searchParams) {
params.append(key, val)
}
params.set("client_id", window.location.href)
params.set("redirect_uri", window.location.href)
params.set("response_type", "code")
params.set("scope", "profile create media")
params.set("state", "awoo")
const code_verifier = create_verifier()
localStorage.setItem("code_verifier", code_verifier)
params.set("code_challenge", await create_challenge(code_verifier))
params.set("code_challenge_method", "S256")
url.search = "?" + params.toString()
console.log(url)
window.location.href = url.toString()
}
}
if (window.location.search != "") {
(document.getElementById("authorizing") as HTMLElement).style.display = "block";
const params = new URLSearchParams(window.location.search)
if (params.has("code") && params.has("state")) {
const token_endpoint = new URL(localStorage.getItem("token_endpoint")!)
const state = params.get("state")
// XXX check state
const client_id = new URL(window.location.href);
client_id.search = "";
const form = new URLSearchParams();
form.set("grant_type", "authorization_code")
form.set("code", params.get("code")!)
form.set("client_id", client_id.toString())
form.set("redirect_uri", client_id.toString())
form.set("code_verifier", localStorage.getItem("code_verifier")!)
const response = await fetch(token_endpoint, {
method: "POST",
headers: {
"Accept": "application/json",
"Content-Type": "application/x-www-form-urlencoded"
},
body: form.toString()
});
const grant = await response.json();
// TODO: refresh tokens?
if ("access_token" in grant) {
localStorage.setItem("access_token", grant.access_token);
(document.getElementById("authorizing") as HTMLElement).style.display = "none";
}
}
}
let micropub: Micropub | null = null;
const token = localStorage.getItem("access_token")
const endpoint = localStorage.getItem("micropub_endpoint")
if (token == null || endpoint == null) {
(document.getElementById("unauthorized") as HTMLElement).style.display = "block";
} else {
// TODO: check token validity
micropub = new Micropub({ endpoint: new URL(endpoint), token });
(document.getElementById("authorized") as HTMLElement).style.display = "block";
}
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