DeepSeek 批量删除对话

deepseek-batch-delete.user.js

// ==UserScript==
// @name         DeepSeek 批量删除对话
// @namespace    deepseek.hyrious.me
// @version      2026-07-14
// @description  按 ctrl+x 删除当前对话，按 ctrl+shift+x 删除全部对话
// @author       hyrious
// @match        https://chat.deepseek.com/*
// @icon         https://www.google.com/s2/favicons?sz=64&domain=deepseek.com
// @grant        none
// ==/UserScript==

(function() {
    'use strict';

    function userToken() {
        return JSON.parse(localStorage.userToken).value
    }

    async function api(method, path, body) {
        const headers = {
            'authorization': 'Bearer ' + userToken(),
            'x-client-bundle-id': 'com.deepseek.chat',
            'x-client-locale': 'zh_CN',
            'x-client-platform': 'web',
            'x-client-timezone-offset': '28800',
            'x-client-version': '2.2.0'
        }
        if (method == 'POST') headers['content-type'] = 'application/json';
        const init = { method, headers }
        if (body) init.body = JSON.stringify(body);
        const response = await fetch(path, init)
        if (!response.ok) throw new Error(`${await response.text()}` || response.statusText);
        const { code, data, msg } = await response.json()
        if (code != 0) throw new Error(msg || 'Failed');
        return data;
    }

    function get(path) { return api('GET', path) }
    function post(path, body) { return api('POST', path, body) }

    async function deleteChatSession(id) {
        await post('/api/v0/chat_session/delete', { chat_session_id: id })
    }

    async function listChatSessions() {
        let t = 0, path = '/api/v0/chat_session/fetch_page?lte_cursor.pinned=false', done = false, all = [], seen = new Set()
        while (!done) {
            const url = path + (t ? `&lte_cursor.updated_at=${t}` : '')
            const { biz_data: { chat_sessions, has_more } } = await get(url)
            let added = false
            for (const a of chat_sessions) {
                if (seen.has(a.id)) continue;
                seen.add(a.id)
                all.push(a)
                added = true
                t = a.updated_at
            }
            done = !added || !has_more
        }
        return all
    }

    function hasSelection() {
        const a = document.activeElement
        if (a.tagName === 'INPUT' || a.tagName === 'TEXTAREA') {
            return a.selectionStart != a.selectionEnd
        } else {
            return false
        }
    }

    document.addEventListener('keydown', async function (ev) {
        if (ev.ctrlKey && !ev.metaKey && !ev.altKey && ev.code == 'KeyX' && !hasSelection()) {
            ev.preventDefault()
            if (ev.shiftKey) {
                const all = await listChatSessions()
                if (all.length) {
                    if (confirm(`确定删除 ${all.length} 条对话？`)) {
                        for (const { id } of all) {
                            await deleteChatSession(id)
                            await new Promise(r => setTimeout(r, 100))
                            document.querySelector(`a[href^="/a/chat/s/${id}"]`)?.remove()
                        }
                        setTimeout(() => location.replace(location.origin), 50)
                    }
                } else {
                    alert('当前没有对话可删')
                }
            } else {
                const current = new URL(location.href).pathname.split('/').pop()
                if (current) {
                    await deleteChatSession(current)
                    setTimeout(() => location.replace(location.origin), 50)
                } else {
                    alert('当前没有对话可删')
                }
            }
        }
    })
})();