// ==UserScript==
// @name         BOSS求职速投助手
// @namespace    https://gitee.com/yourname
// @version      2.0.1
// @description  BOSS求职速投助手 - 高效求职利器，一键批量投递简历，智能沟通HR，让求职更高效！
// @author       YourName
// @icon         https://se1.360simg.com/t11e5ce71a48f30a7a5525c7dd5.png
// @match        https://www.zhipin.com/web/geek/jobs*
// @match        https://zhipin.com/web/geek/jobs*
// @grant        none
// @license      MIT
// ==/UserScript==

(() => {
    'use strict';

    // ==================== 配置参数 ====================
    const AppConfig = Object.freeze({
        timing: {
            loopWait: 1000,
            actionWait: 1200,
            quickPause: 30,
            shortPause: 200
        },
        animation: {
            duration: 300,
            debounce: 300
        },
        storeLink: 'https://microsoftedge.microsoft.com/addons/detail/boss%E5%BF%AB%E6%8A%95/eliaelcadhfbmeijgflobgkkomolaoog'
    });

    // ==================== 运行时状态 ====================
    const AppState = {
        active: false,
        pointer: 0,
        jobs: [],
        minimized: false,
        history: new Set(),
        jobTitles: []
    };

    // ==================== 元素引用 ====================
    const Refs = {
        container: null,
        triggerBtn: null,
        console: null,
        floatBtn: null
    };

    // ==================== 辅助工具 ====================
    const Utils = {
        sleep(ms) {
            return new Promise(resolve => setTimeout(resolve, ms));
        },

        rgbFromHex(hex) {
            const clean = hex.replace('#', '');
            const num = parseInt(clean, 16);
            return `${(num >> 16) & 255}, ${(num >> 8) & 255}, ${num & 255}`;
        },

        timestamp() {
            return new Date().toLocaleTimeString();
        }
    };

    // ==================== 样式管理 ====================
    const StyleManager = {
        applyTheme() {
            const root = document.documentElement;
            root.style.setProperty('--main-blue', '#2563eb');
            root.style.setProperty('--light-bg', '#f8fafc');
            root.style.setProperty('--soft-blue', '#dbeafe');
            root.style.setProperty('--gray-text', '#64748b');
            root.style.setProperty('--blue-rgb', Utils.rgbFromHex('#2563eb'));
        },

        injectScrollbarStyles() {
            if (document.getElementById('custom-scrollbar-style')) return;

            const styleTag = document.createElement('style');
            styleTag.id = 'custom-scrollbar-style';
            styleTag.textContent = `
                #zp-helper-box::-webkit-scrollbar,
                #zp-helper-box *::-webkit-scrollbar,
                #zp-console::-webkit-scrollbar { width: 6px !important; height: 6px !important; }
                #zp-helper-box::-webkit-scrollbar-track,
                #zp-helper-box *::-webkit-scrollbar-track,
                #zp-console::-webkit-scrollbar-track { background: transparent !important; }
                #zp-helper-box::-webkit-scrollbar-thumb,
                #zp-helper-box *::-webkit-scrollbar-thumb,
                #zp-console::-webkit-scrollbar-thumb { background: rgba(0,0,0,0.15) !important; border-radius: 3px !important; }
                #zp-helper-box::-webkit-scrollbar-thumb:hover,
                #zp-helper-box *::-webkit-scrollbar-thumb:hover,
                #zp-console::-webkit-scrollbar-thumb:hover { background: rgba(0,0,0,0.25) !important; }
                #zp-helper-box, #zp-helper-box *, #zp-console, #zp-console * {
                    scrollbar-width: thin !important;
                    scrollbar-color: rgba(0,0,0,0.15) transparent !important;
                }
            `;
            document.head.appendChild(styleTag);
        }
    };

    // ==================== 界面构建 ====================
    const UIManager = {
        buildInterface() {
            StyleManager.applyTheme();
            StyleManager.injectScrollbarStyles();
            this.renderPanel();
            this.renderFloatButton();
        },

        renderPanel() {
            const existing = document.getElementById('zp-helper-box');
            if (existing) existing.remove();

            Refs.container = document.createElement('div');
            Refs.container.id = 'zp-helper-box';
            Refs.container.className = 'zp-panel-root';
            Object.assign(Refs.container.style, {
                position: 'fixed',
                top: '32px',
                right: '20px',
                width: 'clamp(300px, 80vw, 380px)',
                borderRadius: '16px',
                padding: '14px',
                fontFamily: "'Segoe UI', system-ui, sans-serif",
                zIndex: '2147483647',
                display: 'flex',
                flexDirection: 'column',
                transition: 'all 0.3s ease',
                background: '#ffffff',
                boxShadow: '0 8px 24px rgba(var(--blue-rgb), 0.12)',
                border: '1px solid var(--soft-blue)',
                cursor: 'default'
            });

            const sections = [
                this.buildHeader(),
                this.buildControlArea(),
                this.buildConsole(),
                this.buildFooter()
            ];
            sections.forEach(el => Refs.container.appendChild(el));
            document.body.appendChild(Refs.container);
            this.enableDrag(Refs.container);
        },

        buildHeader() {
            const header = document.createElement('div');
            header.className = 'zp-panel-header';
            Object.assign(header.style, {
                display: 'flex',
                justifyContent: 'space-between',
                alignItems: 'center',
                padding: '0 10px 15px',
                marginBottom: '15px',
                borderBottom: '1px solid var(--soft-blue)'
            });

            const titleArea = this.composeTitle();
            const btnGroup = document.createElement('div');
            Object.assign(btnGroup.style, {
                display: 'flex',
                gap: '8px',
                alignItems: 'center'
            });

            const storeBtn = this.composeStoreBtn();
            const minBtn = this.composeIconBtn('✕', () => this.minimize(), '收起面板');
            btnGroup.append(storeBtn, minBtn);
            header.append(titleArea, btnGroup);
            return header;
        },

        composeTitle() {
            const wrapper = document.createElement('div');
            Object.assign(wrapper.style, {
                display: 'flex',
                alignItems: 'center',
                gap: '10px'
            });

            const iconBox = document.createElement('div');
            iconBox.innerHTML = `
                <svg viewBox="0 0 1024 1024" xmlns="http://www.w3.org/2000/svg" style="width:100%;height:100%;fill:white;">
                    <path d="M512 116.032a160 160 0 0 1 52.224 311.232v259.008c118.144-22.272 207.552-121.088 207.552-239.36 0-25.152 21.568-45.568 48.128-45.568 26.624 0 48.128 20.416 48.128 45.632 0 184.832-158.848 335.232-354.048 335.232S160 631.808 160 446.976c0-25.152 21.568-45.632 48.128-45.632 26.624 0 48.128 20.48 48.128 45.632 0 118.144 89.088 216.96 206.976 239.296V428.416A160.064 160.064 0 0 1 512 116.032z m0 96a64 64 0 1 0 0 128 64 64 0 0 0 0-128z m-36.672 668.48l-21.888-19.584a17.92 17.92 0 0 0-24.64 0l-21.952 19.584a56.32 56.32 0 0 1-77.504 0l-21.952-19.584a17.92 17.92 0 0 0-24.64 0l-28.288 25.6c-9.6 8.704-23.36 6.4-30.72-4.992a29.696 29.696 0 0 1 4.16-36.672l28.352-25.6a56.32 56.32 0 0 1 77.568 0l21.888 19.584a17.92 17.92 0 0 0 24.704 0l21.824-19.52a56.32 56.32 0 0 1 77.568 0l21.888 19.52a17.92 17.92 0 0 0 24.64 0l21.952-19.52a56.32 56.32 0 0 1 77.504 0l21.952 19.52a17.92 17.92 0 0 0 24.64 0l21.824-19.52a56.32 56.32 0 0 1 77.632 0l21.824 19.52c9.664 8.704 11.52 25.152 4.224 36.672-7.296 11.52-21.12 13.696-30.72 4.992l-21.888-19.584a17.92 17.92 0 0 0-24.64 0l-21.888 19.584a56.32 56.32 0 0 1-77.568 0l-21.888-19.584a17.92 17.92 0 0 0-24.64 0l-21.888 19.584a57.408 57.408 0 0 1-38.656 15.488 58.176 58.176 0 0 1-38.784-15.488z"/>
                </svg>
            `;
            Object.assign(iconBox.style, {
                width: '40px',
                height: '40px',
                background: 'var(--main-blue)',
                borderRadius: '10px',
                display: 'flex',
                justifyContent: 'center',
                alignItems: 'center',
                boxShadow: '0 2px 8px rgba(var(--blue-rgb), 0.3)'
            });

            const textCol = document.createElement('div');
            const heading = document.createElement('h3');
            heading.innerHTML = '<span style="color:var(--main-blue);">BOSS</span>速投助手';
            Object.assign(heading.style, {
                margin: '0',
                color: '#2c3e50',
                fontWeight: '600',
                fontSize: '1.2rem'
            });

            const sub = document.createElement('span');
            sub.textContent = '快速投递，轻松求职';
            Object.assign(sub.style, {
                fontSize: '0.8em',
                color: 'var(--gray-text)'
            });

            textCol.append(heading, sub);
            wrapper.append(iconBox, textCol);
            return wrapper;
        },

        composeStoreBtn() {
            const link = document.createElement('a');
            link.href = AppConfig.storeLink;
            link.target = '_blank';
            link.rel = 'noopener';
            link.title = '访问扩展商店下载正式版';
            link.className = 'zp-circle-btn';
            link.innerHTML = `<svg viewBox="0 0 1024 1024" xmlns="http://www.w3.org/2000/svg" width="18" height="18"><path d="M640 932H256c-90.44 0-164-73.56-164-164v-96a36 36 0 0 1 36-36h32c33.08 0 60-26.92 60-60s-26.92-60-60-60h-32a36 36 0 0 1-36-36V384c0-90.44 73.56-164 164-164h60.04c2.12-70.96 60.48-128 131.96-128s129.8 57.04 131.96 128H640c90.44 0 164 73.56 164 164v60.08c70.96 2.12 128 60.48 128 131.92s-57.04 129.84-128 131.92V768c0 90.44-73.56 164-164 164zM164 707.92V768c0 50.72 41.28 92 92 92h384c50.72 0 92-41.28 92-92v-96a36 36 0 0 1 36-36h32c33.08 0 60-26.92 60-60s-26.92-60-60-60h-32a36 36 0 0 1-36-36V384c0-50.72-41.28-92-92-92h-96a36 36 0 0 1-36-36v-32c0-33.08-26.92-60-60-60s-60 26.92-60 60v32a36 36 0 0 1-36 36H256c-50.72 0-92 41.28-92 92v60.08c70.96 2.12 128 60.48 128 131.92s-57.04 129.84-128 131.92z"/></svg>`;
            Object.assign(link.style, {
                width: '30px',
                height: '30px',
                borderRadius: '50%',
                border: 'none',
                background: 'var(--soft-blue)',
                cursor: 'pointer',
                display: 'flex',
                justifyContent: 'center',
                alignItems: 'center',
                textDecoration: 'none'
            });

            const path = link.querySelector('path');
            path.setAttribute('fill', '#2563eb');

            link.addEventListener('mouseenter', () => {
                link.style.background = 'var(--main-blue)';
                path.setAttribute('fill', '#ffffff');
            });
            link.addEventListener('mouseleave', () => {
                link.style.background = 'var(--soft-blue)';
                path.setAttribute('fill', '#2563eb');
            });
            return link;
        },

        composeIconBtn(symbol, handler, tooltip) {
            const btn = document.createElement('button');
            btn.className = 'zp-circle-btn';
            btn.innerHTML = symbol;
            btn.title = tooltip;
            Object.assign(btn.style, {
                width: '30px',
                height: '30px',
                borderRadius: '50%',
                border: 'none',
                background: 'var(--soft-blue)',
                cursor: 'pointer',
                fontSize: '15px',
                transition: 'all 0.2s ease',
                display: 'flex',
                justifyContent: 'center',
                alignItems: 'center',
                color: 'var(--main-blue)'
            });

            btn.addEventListener('click', handler);
            btn.addEventListener('mouseenter', () => {
                btn.style.background = 'var(--main-blue)';
                btn.style.color = '#fff';
            });
            btn.addEventListener('mouseleave', () => {
                btn.style.background = 'var(--soft-blue)';
                btn.style.color = 'var(--main-blue)';
            });
            return btn;
        },

        buildControlArea() {
            const wrapper = document.createElement('div');
            wrapper.className = 'zp-control-section';
            Object.assign(wrapper.style, {
                marginBottom: '12px',
                padding: '0 8px'
            });

            const card = document.createElement('div');
            Object.assign(card.style, {
                background: 'var(--light-bg)',
                borderRadius: '12px',
                padding: '14px'
            });

            Refs.triggerBtn = this.composeActionButton('开启速投', 'var(--main-blue)', () => {
                Controller.toggle();
            });
            card.appendChild(Refs.triggerBtn);
            wrapper.appendChild(card);
            return wrapper;
        },

        composeActionButton(label, color, handler) {
            const btn = document.createElement('button');
            btn.className = 'zp-primary-btn';
            btn.textContent = label;
            Object.assign(btn.style, {
                width: '100%',
                padding: '11px 16px',
                background: color,
                color: '#fff',
                border: 'none',
                borderRadius: '10px',
                cursor: 'pointer',
                fontSize: '14px',
                fontWeight: '500',
                transition: 'all 0.2s ease',
                display: 'flex',
                justifyContent: 'center',
                alignItems: 'center',
                boxShadow: '0 2px 8px rgba(0,0,0,0.08)'
            });

            btn.addEventListener('mouseenter', () => {
                btn.style.boxShadow = '0 6px 15px rgba(var(--blue-rgb), 0.3)';
            });
            btn.addEventListener('mouseleave', () => {
                btn.style.boxShadow = '0 4px 10px rgba(0,0,0,0.1)';
            });
            btn.addEventListener('click', handler);
            return btn;
        },

        buildConsole() {
            Refs.console = document.createElement('div');
            Refs.console.id = 'zp-console';
            Refs.console.className = 'zp-log-area';
            Object.assign(Refs.console.style, {
                height: '260px',
                overflowY: 'auto',
                background: 'var(--light-bg)',
                borderRadius: '12px',
                padding: '12px',
                fontSize: '13px',
                lineHeight: '1.5',
                marginBottom: '15px',
                marginLeft: '10px',
                marginRight: '10px',
                transition: 'all 0.3s ease',
                userSelect: 'text'
            });
            return Refs.console;
        },

        buildFooter() {
            const footer = document.createElement('div');
            footer.className = 'zp-panel-footer';
            Object.assign(footer.style, {
                textAlign: 'center',
                fontSize: '0.8em',
                color: 'var(--gray-text)',
                paddingTop: '15px',
                borderTop: '1px solid var(--soft-blue)',
                marginTop: 'auto'
            });
            footer.textContent = `© ${new Date().getFullYear()} YourName · All Rights Reserved`;
            return footer;
        },

        enableDrag(target) {
            const handle = target.querySelector('.zp-panel-header');
            if (!handle) return;

            handle.style.cursor = 'move';
            let dragging = false;
            let startX, startY, originX, originY;

            handle.addEventListener('mousedown', e => {
                dragging = true;
                startX = e.clientX;
                startY = e.clientY;
                originX = target.offsetLeft;
                originY = target.offsetTop;
                target.style.transition = 'none';
                target.style.zIndex = '2147483647';
            });

            document.addEventListener('mousemove', e => {
                if (!dragging) return;
                target.style.left = `${originX + e.clientX - startX}px`;
                target.style.top = `${originY + e.clientY - startY}px`;
                target.style.right = 'auto';
            });

            document.addEventListener('mouseup', () => {
                if (dragging) {
                    dragging = false;
                    target.style.transition = 'all 0.3s ease';
                    target.style.zIndex = '2147483646';
                }
            });
        },

        minimize() {
            AppState.minimized = true;
            Refs.container.style.transform = 'translateY(160%)';
            Refs.floatBtn.style.display = 'flex';
        },

        renderFloatButton() {
            const sideEntry = document.querySelector('.zp-side-entry');

            Refs.floatBtn = document.createElement('div');
            Refs.floatBtn.id = 'zp-float-entry';
            Refs.floatBtn.title = 'BOSS速投助手';
            Object.assign(Refs.floatBtn.style, {
                width: '48px',
                height: '48px',
                cursor: 'pointer',
                display: 'none',
                justifyContent: 'center',
                alignItems: 'center',
                transition: 'all 0.3s ease',
                position: 'relative'
            });

            const inner = document.createElement('div');
            inner.className = 'zp-float-inner';
            inner.innerHTML = `
                <svg viewBox="0 0 1024 1024" xmlns="http://www.w3.org/2000/svg" style="width:60%;height:60%;fill:white;">
                    <path d="M512 116.032a160 160 0 0 1 52.224 311.232v259.008c118.144-22.272 207.552-121.088 207.552-239.36 0-25.152 21.568-45.568 48.128-45.568 26.624 0 48.128 20.416 48.128 45.632 0 184.832-158.848 335.232-354.048 335.232S160 631.808 160 446.976c0-25.152 21.568-45.632 48.128-45.632 26.624 0 48.128 20.48 48.128 45.632 0 118.144 89.088 216.96 206.976 239.296V428.416A160.064 160.064 0 0 1 512 116.032z m0 96a64 64 0 1 0 0 128 64 64 0 0 0 0-128z"/>
                </svg>
            `;
            Object.assign(inner.style, {
                width: '48px',
                height: '48px',
                background: 'var(--main-blue)',
                borderRadius: '50%',
                boxShadow: '0 4px 12px rgba(var(--blue-rgb), 0.4)',
                display: 'flex',
                justifyContent: 'center',
                alignItems: 'center',
                overflow: 'hidden'
            });

            Refs.floatBtn.appendChild(inner);

            Refs.floatBtn.addEventListener('mouseenter', () => {
                inner.style.boxShadow = '0 6px 16px rgba(var(--blue-rgb), 0.5)';
            });
            Refs.floatBtn.addEventListener('mouseleave', () => {
                inner.style.boxShadow = '0 4px 12px rgba(var(--blue-rgb), 0.4)';
            });
            Refs.floatBtn.addEventListener('click', () => {
                AppState.minimized = false;
                Refs.container.style.transform = 'translateY(0)';
                Refs.floatBtn.style.display = 'none';
            });

            if (sideEntry) {
                const entryWrapper = document.createElement('div');
                entryWrapper.className = 'zp-side-entry-question side-entry zp-float-entry-wrap';
                Object.assign(entryWrapper.style, {
                    display: 'flex',
                    flexDirection: 'column',
                    alignItems: 'center',
                    gap: '1px'
                });

                const innerWrap = document.createElement('div');
                innerWrap.className = 'zp-side-second';
                Object.assign(innerWrap.style, {
                    display: 'flex',
                    flexDirection: 'column',
                    gap: '1px'
                });

                Refs.floatBtn.className = 'zp-side-entry2';
                innerWrap.appendChild(Refs.floatBtn);
                entryWrapper.appendChild(innerWrap);
                sideEntry.appendChild(entryWrapper);
            } else {
                Refs.floatBtn.style.position = 'fixed';
                Refs.floatBtn.style.right = '30px';
                Refs.floatBtn.style.bottom = '150px';
                Refs.floatBtn.style.zIndex = '2147483647';
                document.body.appendChild(Refs.floatBtn);
            }
        }
    };

    // ==================== 业务逻辑 ====================
    const Controller = {
        cache: {},

        getElement(selector, refresh = false) {
            if (refresh || !this.cache[selector]) {
                this.cache[selector] = document.querySelector(selector);
            }
            return this.cache[selector];
        },

        async run() {
            while (AppState.active) {
                await this.scanJobs();
                await Utils.sleep(AppConfig.timing.loopWait);
            }
        },

        identifyCard(card) {
            const nameEl = card.querySelector('.job-name');
            return nameEl ? nameEl.href : card.innerText.slice(0, 50);
        },

        getUnprocessedCards() {
            const cards = Array.from(document.querySelectorAll('li.job-card-box'));
            return cards.filter(card => {
                const id = this.identifyCard(card);
                return !AppState.history.has(id);
            });
        },

        async scanJobs() {
            const freshCards = this.getUnprocessedCards();

            if (freshCards.length === 0) {
                const before = document.querySelectorAll('li.job-card-box').length;
                window.scrollTo({ top: document.documentElement.scrollHeight, behavior: 'smooth' });
                await Utils.sleep(AppConfig.timing.loopWait * 2);

                const after = document.querySelectorAll('li.job-card-box').length;
                const retry = this.getUnprocessedCards();

                if (after <= before && retry.length === 0) {
                    this.complete();
                    AppState.history.clear();
                    AppState.jobTitles = [];
                    return;
                }
                return;
            }

            const target = freshCards[0];
            const id = this.identifyCard(target);
            AppState.history.add(id);

            const title = target.querySelector('.job-name')?.textContent?.trim() || '';
            if (title) {
                AppState.jobTitles.push(title);
            }

            target.scrollIntoView({ behavior: 'smooth', block: 'center' });
            target.click();

            await Utils.sleep(AppConfig.timing.actionWait * 2);

            this.printLog(`正在沟通：已处理${AppState.history.size}个职位${title ? `，当前："${title}"` : ''}`);

            const chatLink = document.querySelector('a.op-btn-chat');
            if (chatLink) {
                const text = chatLink.textContent.trim();
                if (text === '立即沟通') {
                    chatLink.click();
                    await this.handleModal();
                }
            }
        },

        async handleModal() {
            await Utils.sleep(AppConfig.timing.actionWait * 4);

            const modalBtns = [...document.querySelectorAll('.default-btn.cancel-btn')];
            const stayBtn = modalBtns.find(b => b.textContent.trim() === '留在此页');

            if (stayBtn) {
                stayBtn.click();
                await Utils.sleep(AppConfig.timing.actionWait * 2);
            }
        },

        complete() {
            AppState.active = false;
            Refs.triggerBtn.textContent = '开始投递';
            Refs.triggerBtn.style.background = 'var(--main-blue)';
            this.printLog('全部职位沟通完成，祝您早日拿到心仪offer！');
            AppState.pointer = 0;
        },

        printLog(msg) {
            const entry = `[${Utils.timestamp()}] ${msg}`;
            const panel = document.querySelector('#zp-console');
            if (panel) {
                const line = document.createElement('div');
                line.className = 'zp-log-line';
                line.style.padding = '0px 8px';
                line.textContent = entry;
                panel.appendChild(line);
                panel.scrollTop = panel.scrollHeight;
            }
        },

        toggle() {
            AppState.active = !AppState.active;

            if (AppState.active) {
                AppState.jobs = [];
                AppState.history.clear();
                AppState.jobTitles = [];

                Refs.triggerBtn.textContent = '停止速投';
                Refs.triggerBtn.style.background = '#ef4444';

                const panel = document.querySelector('#zp-console');
                if (panel) panel.innerHTML = '';

                const now = new Date();
                this.printLog(`速投已启动，当前时间：${now.toLocaleTimeString()}`);
                this.printLog('投递规则：按顺序与当前页面所有职位沟通');

                this.run();
            } else {
                Refs.triggerBtn.textContent = '开启速投';
                Refs.triggerBtn.style.background = 'var(--main-blue)';
                AppState.active = false;
                AppState.pointer = 0;
                AppState.history.clear();
            }
        }
    };

    // ==================== 启动入口 ====================
    function bootstrap() {
        if (!location.pathname.startsWith('/web/geek/jobs')) return;
        UIManager.buildInterface();
        document.body.style.position = 'relative';
        Controller.printLog('欢迎使用 BOSS速投助手（社区版）');
    }

    window.addEventListener('load', bootstrap);
})();