feat: start custom messages plugin

This commit is contained in:
2026-04-16 20:22:00 +09:30
parent 44a029057a
commit 8b1e5b2ee7
3 changed files with 1163 additions and 0 deletions
@@ -0,0 +1,670 @@
import type { Plugin } from "../../core/types";
import { waitForElm } from "@/seqta/utils/waitForElm";
import styles from "./styles.css?inline";
interface Folder {
id: string;
name: string;
color: string;
}
interface MessageFoldersStorage {
folders: Folder[];
messageAssignments: Record<string, string[]>;
}
const FOLDER_COLORS = [
"#3b82f6", "#ef4444", "#22c55e", "#f59e0b",
"#8b5cf6", "#ec4899", "#14b8a6", "#f97316",
];
const FOLDER_ICON_SVG = `<svg style="width:24px;height:24px;flex-shrink:0" viewBox="0 0 24 24"><path fill="#888" d="M10 4H4c-1.1 0-2 .9-2 2v12c0 1.1.9 2 2 2h16c1.1 0 2-.9 2-2V8c0-1.1-.9-2-2-2h-8l-2-2z"/></svg>`;
const PLUS_SVG = `<svg style="width:14px;height:14px;flex-shrink:0" viewBox="0 0 24 24"><path fill="#888" d="M19 13h-6v6h-2v-6H5v-2h6V5h2v6h6v2z"/></svg>`;
const CHECK_SVG_DARK = `<svg style="width:14px;height:14px;flex-shrink:0" viewBox="0 0 24 24"><path fill="#888" d="M9 16.17L4.83 12l-1.42 1.41L9 19 21 7l-1.41-1.41L9 16.17z"/></svg>`;
const CHECK_SVG_WHITE = `<svg style="width:14px;height:14px;flex-shrink:0" viewBox="0 0 24 24"><path fill="#fff" d="M9 16.17L4.83 12l-1.42 1.41L9 19 21 7l-1.41-1.41L9 16.17z"/></svg>`;
const CLOSE_SVG = `<svg style="width:14px;height:14px;flex-shrink:0" viewBox="0 0 24 24"><path fill="#888" d="M19 6.41L17.59 5 12 10.59 6.41 5 5 6.41 10.59 12 5 17.59 6.41 19 12 13.41 17.59 19 19 17.59 13.41 12 19 6.41z"/></svg>`;
const EDIT_SVG = `<svg style="width:12px;height:12px;flex-shrink:0" viewBox="0 0 24 24"><path fill="#888" d="M3 17.25V21h3.75L17.81 9.94l-3.75-3.75L3 17.25zM20.71 7.04a1 1 0 0 0 0-1.41l-2.34-2.34a1 1 0 0 0-1.41 0l-1.83 1.83 3.75 3.75 1.83-1.83z"/></svg>`;
const TRASH_SVG = `<svg style="width:12px;height:12px;flex-shrink:0" viewBox="0 0 24 24"><path fill="#888" d="M6 19c0 1.1.9 2 2 2h8c1.1 0 2-.9 2-2V7H6v12zM19 4h-3.5l-1-1h-5l-1 1H5v2h14V4z"/></svg>`;
function generateId(): string {
return Date.now().toString(36) + Math.random().toString(36).slice(2, 7);
}
const messageFoldersPlugin: Plugin<{}, MessageFoldersStorage> = {
id: "messageFolders",
name: "Message Folders",
description: "Organize direct messages into custom folders",
version: "1.0.0",
settings: {},
disableToggle: true,
defaultEnabled: true,
run: async (api) => {
const styleEl = document.createElement("style");
styleEl.textContent = styles;
document.head.appendChild(styleEl);
await api.storage.loaded;
if (!api.storage.folders) api.storage.folders = [];
if (!api.storage.messageAssignments) api.storage.messageAssignments = {};
let activeFolderId: string | null = null;
let messageListObserver: MutationObserver | null = null;
let sidebarObserver: MutationObserver | null = null;
let actionsObserver: MutationObserver | null = null;
let openDropdown: HTMLElement | null = null;
let dropdownCloseHandler: ((e: MouseEvent) => void) | null = null;
const unregisters: Array<{ unregister: () => void }> = [];
// ── Storage accessors ──
const getFolders = (): Folder[] => api.storage.folders ?? [];
const getAssignments = (): Record<string, string[]> => api.storage.messageAssignments ?? {};
const saveFolders = (folders: Folder[]) => {
api.storage.folders = [...folders];
};
const saveAssignments = (assignments: Record<string, string[]>) => {
api.storage.messageAssignments = { ...assignments };
};
const getMessageFolderIds = (messageId: string): string[] => {
const assignments = getAssignments();
const ids: string[] = [];
for (const [folderId, msgIds] of Object.entries(assignments)) {
if (msgIds.includes(messageId)) ids.push(folderId);
}
return ids;
};
const toggleMessageInFolder = (messageId: string, folderId: string) => {
const assignments = getAssignments();
if (!assignments[folderId]) assignments[folderId] = [];
const idx = assignments[folderId].indexOf(messageId);
if (idx >= 0) {
assignments[folderId].splice(idx, 1);
} else {
assignments[folderId].push(messageId);
}
saveAssignments(assignments);
};
const getFolderMessageCount = (folderId: string): number => {
return (getAssignments()[folderId] ?? []).length;
};
// ── Confirm modal ──
const showConfirmModal = (
title: string,
message: string,
onConfirm: () => void,
) => {
const overlay = document.createElement("div");
overlay.className = "bsplus-modal-overlay";
const modal = document.createElement("div");
modal.className = "bsplus-modal";
modal.innerHTML = `
<h3>${title}</h3>
<p>${message}</p>
<div class="bsplus-modal-actions">
<button class="bsplus-modal-btn-cancel">Cancel</button>
<button class="bsplus-modal-btn-danger">Delete</button>
</div>
`;
overlay.appendChild(modal);
const remove = () => {
overlay.remove();
document.removeEventListener("keydown", onKey);
};
const onKey = (e: KeyboardEvent) => {
if (e.key === "Escape") remove();
};
overlay.addEventListener("click", (e) => {
if (e.target === overlay) remove();
});
modal.querySelector(".bsplus-modal-btn-cancel")!.addEventListener("click", remove);
modal.querySelector(".bsplus-modal-btn-danger")!.addEventListener("click", () => {
onConfirm();
remove();
});
document.body.appendChild(overlay);
document.addEventListener("keydown", onKey);
};
// ── Sidebar folder UI ──
const renderSidebarFolders = () => {
const sidebar = document.querySelector("[class*='Viewer__sidebar___']");
if (!sidebar) return;
const ol = sidebar.querySelector("ol");
if (!ol) return;
let section = ol.querySelector(".bsplus-folders-section");
if (!section) {
section = document.createElement("div");
section.className = "bsplus-folders-section";
ol.appendChild(section);
}
const folders = getFolders();
const existingInput = section.querySelector(".bsplus-folder-input");
const existingColors = section.querySelector(".bsplus-folder-colors");
section.innerHTML = "";
// Header
const header = document.createElement("div");
header.className = "bsplus-folders-header";
const label = document.createElement("span");
label.textContent = "Folders";
header.appendChild(label);
const addBtn = document.createElement("button");
addBtn.className = "bsplus-folders-add-btn";
addBtn.title = "New folder";
addBtn.innerHTML = PLUS_SVG;
addBtn.addEventListener("click", (e) => {
e.stopPropagation();
showNewFolderInput(section!);
});
header.appendChild(addBtn);
section.appendChild(header);
// "All Messages" item
const allItem = document.createElement("div");
allItem.className = `bsplus-folder-item${activeFolderId === null ? " bsplus-folder-active" : ""}`;
allItem.innerHTML = `
<svg width="14" height="14" viewBox="0 0 24 24" style="fill: currentcolor; opacity: 0.5; flex-shrink: 0;"><path d="M20 4H4c-1.1 0-2 .9-2 2v12c0 1.1.9 2 2 2h16c1.1 0 2-.9 2-2V6c0-1.1-.9-2-2-2zm0 4l-8 5-8-5V6l8 5 8-5v2z"/></svg>
<span class="bsplus-folder-name">All Messages</span>
`;
allItem.addEventListener("click", () => {
activeFolderId = null;
applyFolderFilter();
renderSidebarFolders();
});
section.appendChild(allItem);
// Folder items
for (const folder of folders) {
const item = document.createElement("div");
item.className = `bsplus-folder-item${activeFolderId === folder.id ? " bsplus-folder-active" : ""}`;
item.dataset.folderId = folder.id;
const dot = document.createElement("div");
dot.className = "bsplus-folder-dot";
dot.style.background = folder.color;
item.appendChild(dot);
const name = document.createElement("span");
name.className = "bsplus-folder-name";
name.textContent = folder.name;
item.appendChild(name);
const actions = document.createElement("div");
actions.className = "bsplus-folder-actions";
const editBtn = document.createElement("button");
editBtn.className = "bsplus-folder-action-btn";
editBtn.title = "Rename";
editBtn.innerHTML = EDIT_SVG;
editBtn.addEventListener("click", (e) => {
e.stopPropagation();
showEditFolderInput(section!, folder);
});
actions.appendChild(editBtn);
const deleteBtn = document.createElement("button");
deleteBtn.className = "bsplus-folder-action-btn";
deleteBtn.title = "Delete";
deleteBtn.innerHTML = TRASH_SVG;
deleteBtn.addEventListener("click", (e) => {
e.stopPropagation();
showConfirmModal(
"Delete folder",
`Remove "${folder.name}"? Messages won't be deleted.`,
() => {
const folders = getFolders().filter((f) => f.id !== folder.id);
saveFolders(folders);
const assignments = getAssignments();
delete assignments[folder.id];
saveAssignments(assignments);
if (activeFolderId === folder.id) activeFolderId = null;
applyFolderFilter();
applyBadges();
renderSidebarFolders();
},
);
});
actions.appendChild(deleteBtn);
item.appendChild(actions);
const count = document.createElement("span");
count.className = "bsplus-folder-count";
const c = getFolderMessageCount(folder.id);
count.textContent = c > 0 ? String(c) : "";
item.appendChild(count);
item.addEventListener("click", () => {
activeFolderId = folder.id;
applyFolderFilter();
renderSidebarFolders();
});
section.appendChild(item);
}
// Restore input if it was open
if (existingInput || existingColors) {
// Don't restore let user re-trigger
}
};
const showNewFolderInput = (container: Element, editFolder?: Folder) => {
const existing = container.querySelector(".bsplus-folder-input");
if (existing) existing.remove();
container.querySelector(".bsplus-folder-colors")?.remove();
let selectedColor = editFolder?.color ?? FOLDER_COLORS[Math.floor(Math.random() * FOLDER_COLORS.length)];
const row = document.createElement("div");
row.className = "bsplus-folder-input";
const input = document.createElement("input");
input.type = "text";
input.placeholder = editFolder ? "Rename folder…" : "Folder name…";
input.value = editFolder?.name ?? "";
input.maxLength = 30;
const confirmBtn = document.createElement("button");
confirmBtn.className = "bsplus-folder-input-confirm";
confirmBtn.innerHTML = CHECK_SVG_WHITE;
const cancelBtn = document.createElement("button");
cancelBtn.className = "bsplus-folder-input-cancel";
cancelBtn.innerHTML = CLOSE_SVG;
row.appendChild(input);
row.appendChild(confirmBtn);
row.appendChild(cancelBtn);
// Color picker
const colorRow = document.createElement("div");
colorRow.className = "bsplus-folder-colors";
for (const color of FOLDER_COLORS) {
const swatch = document.createElement("button");
swatch.className = `bsplus-folder-color-opt${color === selectedColor ? " bsplus-color-selected" : ""}`;
swatch.style.background = color;
swatch.addEventListener("click", (e) => {
e.stopPropagation();
selectedColor = color;
colorRow.querySelectorAll(".bsplus-folder-color-opt").forEach((s) =>
s.classList.toggle("bsplus-color-selected", (s as HTMLElement).style.background === color),
);
});
colorRow.appendChild(swatch);
}
const confirm = () => {
const name = input.value.trim();
if (!name) return;
if (editFolder) {
const folders = getFolders().map((f) =>
f.id === editFolder.id ? { ...f, name, color: selectedColor } : f,
);
saveFolders(folders);
} else {
const folder: Folder = { id: generateId(), name, color: selectedColor };
saveFolders([...getFolders(), folder]);
}
applyBadges();
renderSidebarFolders();
};
confirmBtn.addEventListener("click", (e) => {
e.stopPropagation();
confirm();
});
cancelBtn.addEventListener("click", (e) => {
e.stopPropagation();
renderSidebarFolders();
});
input.addEventListener("keydown", (e) => {
if (e.key === "Enter") confirm();
if (e.key === "Escape") renderSidebarFolders();
});
container.appendChild(row);
container.appendChild(colorRow);
requestAnimationFrame(() => input.focus());
};
const showEditFolderInput = (container: Element, folder: Folder) => {
showNewFolderInput(container, folder);
};
// ── Intercept native sidebar clicks to clear folder filter ──
const attachNativeSidebarListeners = () => {
const sidebar = document.querySelector("[class*='Viewer__sidebar___']");
if (!sidebar) return;
const ol = sidebar.querySelector("ol");
if (!ol) return;
ol.addEventListener("click", (e) => {
const target = e.target as HTMLElement;
if (target.closest(".bsplus-folders-section")) return;
const li = target.closest("li");
if (li && ol.contains(li)) {
if (activeFolderId !== null) {
activeFolderId = null;
applyFolderFilter();
renderSidebarFolders();
}
}
});
};
// ── "Add to folder" button in message action bar ──
const injectFolderButton = (actionsBar: Element) => {
if (actionsBar.querySelector(".bsplus-folder-btn")) return;
const wrapper = document.createElement("div");
wrapper.className = "bsplus-folder-btn";
wrapper.style.position = "relative";
wrapper.style.display = "inline-block";
const btn = document.createElement("button");
const btnClasses = actionsBar.querySelector("button")?.className ?? "";
btn.className = btnClasses;
btn.title = "Add to folder";
btn.innerHTML = FOLDER_ICON_SVG;
btn.addEventListener("click", (e) => {
e.preventDefault();
e.stopPropagation();
closeDropdown();
const selectedMsg = document.querySelector("[class*='MessageList__selected___']");
const messageId = selectedMsg?.getAttribute("data-message");
if (!messageId) return;
showFolderDropdown(wrapper, messageId);
});
wrapper.appendChild(btn);
const moreMenu = actionsBar.querySelector("[class*='MenuButton__Menu___']");
if (moreMenu) {
actionsBar.insertBefore(wrapper, moreMenu);
} else {
actionsBar.appendChild(wrapper);
}
};
const showFolderDropdown = (anchor: HTMLElement, messageId: string) => {
const dropdown = document.createElement("div");
dropdown.className = "bsplus-folder-dropdown";
const folders = getFolders();
const currentFolderIds = getMessageFolderIds(messageId);
if (folders.length === 0) {
const empty = document.createElement("div");
empty.className = "bsplus-folder-dropdown-empty";
empty.textContent = "No folders yet";
dropdown.appendChild(empty);
} else {
for (const folder of folders) {
const isChecked = currentFolderIds.includes(folder.id);
const item = document.createElement("button");
item.className = `bsplus-folder-dropdown-item${isChecked ? " bsplus-checked" : ""}`;
const check = document.createElement("div");
check.className = "bsplus-folder-dropdown-check";
check.style.borderColor = isChecked ? folder.color : "";
check.style.background = isChecked ? folder.color : "";
check.innerHTML = CHECK_SVG_WHITE;
const dot = document.createElement("div");
dot.className = "bsplus-folder-dot";
dot.style.background = folder.color;
const name = document.createElement("span");
name.textContent = folder.name;
item.appendChild(check);
item.appendChild(dot);
item.appendChild(name);
item.addEventListener("click", (e) => {
e.stopPropagation();
toggleMessageInFolder(messageId, folder.id);
const nowChecked = getMessageFolderIds(messageId).includes(folder.id);
item.classList.toggle("bsplus-checked", nowChecked);
check.style.borderColor = nowChecked ? folder.color : "";
check.style.background = nowChecked ? folder.color : "";
applyBadges();
applyFolderFilter();
renderSidebarFolders();
});
dropdown.appendChild(item);
}
}
anchor.appendChild(dropdown);
openDropdown = dropdown;
dropdownCloseHandler = (e: MouseEvent) => {
if (!dropdown.contains(e.target as Node) && !anchor.contains(e.target as Node)) {
closeDropdown();
}
};
setTimeout(() => {
document.addEventListener("click", dropdownCloseHandler!, true);
}, 0);
};
const closeDropdown = () => {
if (openDropdown) {
openDropdown.remove();
openDropdown = null;
}
if (dropdownCloseHandler) {
document.removeEventListener("click", dropdownCloseHandler, true);
dropdownCloseHandler = null;
}
};
// ── Message badges ──
const applyBadges = () => {
const folders = getFolders();
const assignments = getAssignments();
const messageItems = document.querySelectorAll("[class*='MessageList__MessageList___'] ol > li[data-message]");
for (const li of messageItems) {
const msgId = li.getAttribute("data-message");
if (!msgId) continue;
let badgeContainer = li.querySelector(".bsplus-msg-badges") as HTMLElement | null;
const folderIds = [];
for (const [fId, mIds] of Object.entries(assignments)) {
if (mIds.includes(msgId)) folderIds.push(fId);
}
if (folderIds.length === 0) {
badgeContainer?.remove();
continue;
}
if (!badgeContainer) {
badgeContainer = document.createElement("div");
badgeContainer.className = "bsplus-msg-badges";
const subject = li.querySelector("[class*='MessageList__subject___']");
if (subject) {
if (!subject.querySelector(".bsplus-subject-text")) {
const textWrap = document.createElement("span");
textWrap.className = "bsplus-subject-text";
textWrap.textContent = subject.textContent;
subject.textContent = "";
subject.appendChild(textWrap);
}
subject.appendChild(badgeContainer);
} else {
li.appendChild(badgeContainer);
}
}
badgeContainer.innerHTML = "";
for (const fId of folderIds) {
const folder = folders.find((f) => f.id === fId);
if (!folder) continue;
const badge = document.createElement("span");
badge.className = "bsplus-msg-badge";
badge.style.background = folder.color;
badge.textContent = folder.name;
badge.title = `Filter by "${folder.name}"`;
badge.addEventListener("click", (e) => {
e.stopPropagation();
activeFolderId = folder.id;
applyFolderFilter();
renderSidebarFolders();
});
badgeContainer.appendChild(badge);
}
}
};
// ── Folder filtering ──
const applyFolderFilter = () => {
const messageItems = document.querySelectorAll("[class*='MessageList__MessageList___'] ol > li[data-message]");
const moreBtn = document.querySelector("[class*='MessageList__MessageList___'] ol > button");
if (activeFolderId === null) {
for (const li of messageItems) {
li.classList.remove("bsplus-folder-hidden");
}
if (moreBtn) (moreBtn as HTMLElement).classList.remove("bsplus-folder-hidden");
return;
}
const folderMsgIds = getAssignments()[activeFolderId] ?? [];
for (const li of messageItems) {
const msgId = li.getAttribute("data-message");
if (msgId && folderMsgIds.includes(msgId)) {
li.classList.remove("bsplus-folder-hidden");
} else {
li.classList.add("bsplus-folder-hidden");
}
}
if (moreBtn) (moreBtn as HTMLElement).classList.add("bsplus-folder-hidden");
};
// ── Observers ──
const setupMessageListObserver = () => {
const messageList = document.querySelector("[class*='MessageList__MessageList___'] ol");
if (!messageList || messageListObserver) return;
messageListObserver = new MutationObserver(() => {
applyBadges();
applyFolderFilter();
});
messageListObserver.observe(messageList, { childList: true, subtree: false });
};
const setupActionsObserver = () => {
if (actionsObserver) return;
const target = document.querySelector("[class*='Viewer__Viewer___']") ?? document.querySelector("div.messages");
if (!target) return;
actionsObserver = new MutationObserver(() => {
const actionsBar = document.querySelector("[class*='Message__actions___']");
if (actionsBar && !actionsBar.querySelector(".bsplus-folder-btn")) {
injectFolderButton(actionsBar);
}
});
actionsObserver.observe(target, { childList: true, subtree: true });
};
// ── Main page handler ──
const handleMessagesPage = async () => {
await waitForElm("[class*='Viewer__sidebar___'] ol", true, 50, 100);
renderSidebarFolders();
attachNativeSidebarListeners();
await waitForElm("[class*='MessageList__MessageList___'] ol", true, 50, 100);
applyBadges();
applyFolderFilter();
setupMessageListObserver();
// The actions bar only exists when a message is selected/open,
// so we observe the whole viewer for it to appear dynamically
setupActionsObserver();
// If a message is already selected, inject immediately
const actionsBar = document.querySelector("[class*='Message__actions___']");
if (actionsBar) injectFolderButton(actionsBar);
// Re-observe the sidebar for SEQTA re-renders
const sidebar = document.querySelector("[class*='Viewer__sidebar___']");
if (sidebar && !sidebarObserver) {
sidebarObserver = new MutationObserver(() => {
const ol = sidebar.querySelector("ol");
if (ol && !ol.querySelector(".bsplus-folders-section")) {
renderSidebarFolders();
attachNativeSidebarListeners();
}
});
sidebarObserver.observe(sidebar, { childList: true, subtree: true });
}
};
// ── Lifecycle ──
const mountUnsub = api.seqta.onMount("div.messages", handleMessagesPage);
unregisters.push(mountUnsub);
return () => {
for (const u of unregisters) u.unregister();
messageListObserver?.disconnect();
sidebarObserver?.disconnect();
actionsObserver?.disconnect();
closeDropdown();
styleEl.remove();
document.querySelectorAll(".bsplus-folders-section").forEach((el) => el.remove());
document.querySelectorAll(".bsplus-folder-btn").forEach((el) => el.remove());
document.querySelectorAll(".bsplus-msg-badges").forEach((el) => el.remove());
document.querySelectorAll(".bsplus-folder-hidden").forEach((el) =>
el.classList.remove("bsplus-folder-hidden"),
);
document.querySelectorAll(".bsplus-modal-overlay").forEach((el) => el.remove());
};
},
};
export default messageFoldersPlugin;