/* Copyright (c) 2025-2026 马建军. All rights reserved.
 * 专有软件 — 未经授权禁止复制、传播、转售。
 * 详见 LICENSE.zh-CN.txt
 */
(function () {
    function bootSettingsPage() {
        if (!document.querySelector('.settings-page')) return;

        var sel = document.getElementById('position-sizing-mode');
        var lotsField = document.getElementById('field-fixed-lots');
        var amountField = document.getElementById('field-fixed-amount');
        function syncSizingFields() {
            if (!sel) return;
            var isAmount = sel.value === 'amount';
            if (lotsField) lotsField.hidden = isAmount;
            if (amountField) amountField.hidden = !isAmount;
        }
        if (sel && !sel.dataset.settingsBound) {
            sel.dataset.settingsBound = '1';
            sel.addEventListener('change', syncSizingFields);
        }
        syncSizingFields();

        var aiProviderSel = document.getElementById('ai-provider-select');
        function syncAiProviderCards() {
            if (!aiProviderSel) return;
            var val = aiProviderSel.value;
            document.querySelectorAll('.settings-ai-card[data-ai-provider]').forEach(function (card) {
                var active = card.getAttribute('data-ai-provider') === val;
                card.classList.toggle('is-active', active);
                var badge = card.querySelector('.settings-ai-card-head .badge');
                if (badge) badge.style.display = active ? '' : 'none';
            });
        }
        if (aiProviderSel && !aiProviderSel.dataset.settingsBound) {
            aiProviderSel.dataset.settingsBound = '1';
            aiProviderSel.addEventListener('change', syncAiProviderCards);
        }
        syncAiProviderCards();

        var SETTINGS_FOLD_KEY = 'qihuo_settings_fold';
        function setSettingsFold(el, collapsed) {
            if (!el) return;
            el.classList.toggle('is-collapsed', collapsed);
            var head = el.querySelector('.settings-fold-head');
            if (head) head.setAttribute('aria-expanded', collapsed ? 'false' : 'true');
        }
        function saveSettingsFoldState() {
            var state = {};
            document.querySelectorAll('[data-settings-fold]').forEach(function (el) {
                state[el.getAttribute('data-settings-fold')] = el.classList.contains('is-collapsed');
            });
            try { localStorage.setItem(SETTINGS_FOLD_KEY, JSON.stringify(state)); } catch (e) { /* ignore */ }
        }
        function loadSettingsFoldState() {
            try {
                var raw = localStorage.getItem(SETTINGS_FOLD_KEY);
                if (!raw) return;
                var state = JSON.parse(raw);
                document.querySelectorAll('[data-settings-fold]').forEach(function (el) {
                    var key = el.getAttribute('data-settings-fold');
                    if (Object.prototype.hasOwnProperty.call(state, key)) {
                        setSettingsFold(el, !!state[key]);
                    }
                });
            } catch (e) { /* ignore */ }
        }
        document.querySelectorAll('.settings-fold-head').forEach(function (btn) {
            if (btn.dataset.settingsBound) return;
            btn.dataset.settingsBound = '1';
            btn.addEventListener('click', function () {
                var panel = btn.closest('[data-settings-fold]');
                if (!panel) return;
                setSettingsFold(panel, !panel.classList.contains('is-collapsed'));
                saveSettingsFoldState();
            });
        });
        loadSettingsFoldState();

        var CTP_FOLD_KEY = 'qihuo_ctp_fold';
        function setCtpFold(el, collapsed) {
            if (!el) return;
            el.classList.toggle('is-collapsed', collapsed);
            var head = el.querySelector('.settings-ctp-fold-head');
            if (head) head.setAttribute('aria-expanded', collapsed ? 'false' : 'true');
        }
        function saveCtpFoldState() {
            var state = {};
            document.querySelectorAll('[data-ctp-fold]').forEach(function (el) {
                state[el.getAttribute('data-ctp-fold')] = el.classList.contains('is-collapsed');
            });
            try { localStorage.setItem(CTP_FOLD_KEY, JSON.stringify(state)); } catch (e) { /* ignore */ }
        }
        function loadCtpFoldState() {
            try {
                var raw = localStorage.getItem(CTP_FOLD_KEY);
                if (!raw) return;
                var state = JSON.parse(raw);
                document.querySelectorAll('[data-ctp-fold]').forEach(function (el) {
                    var key = el.getAttribute('data-ctp-fold');
                    if (Object.prototype.hasOwnProperty.call(state, key)) {
                        setCtpFold(el, !!state[key]);
                    }
                });
            } catch (e) { /* ignore */ }
        }
        document.querySelectorAll('.settings-ctp-fold-head').forEach(function (btn) {
            if (btn.dataset.settingsBound) return;
            btn.dataset.settingsBound = '1';
            btn.addEventListener('click', function () {
                var panel = btn.closest('[data-ctp-fold]');
                if (!panel) return;
                setCtpFold(panel, !panel.classList.contains('is-collapsed'));
                saveCtpFoldState();
            });
        });
        loadCtpFoldState();

        function initBackupPanel() {
            var uploadBtn = document.getElementById('backup-upload-btn');
            var uploadInput = document.getElementById('backup-upload-file');
            var statusEl = document.getElementById('backup-restore-status');
            var pollTimer = null;

            function setRestoreStatus(data) {
                if (!statusEl || !data) return;
                var state = data.state || 'idle';
                statusEl.hidden = state === 'idle';
                statusEl.classList.remove('is-running', 'is-error', 'is-done');
                if (state === 'pending' || state === 'running') {
                    statusEl.classList.add('is-running');
                    statusEl.textContent = data.message || '恢复进行中…';
                } else if (state === 'done') {
                    statusEl.classList.add('is-done');
                    statusEl.textContent = data.message || '恢复完成';
                } else if (state === 'error') {
                    statusEl.classList.add('is-error');
                    statusEl.textContent = '恢复失败：' + (data.message || '未知错误');
                } else {
                    statusEl.textContent = data.message || '';
                }
            }

            function setBusy(busy) {
                document.querySelectorAll('[data-backup-restore], #backup-upload-btn').forEach(function (btn) {
                    btn.disabled = !!busy;
                });
            }

            function pollRestoreStatus() {
                fetch('/api/backup/restore/status', { credentials: 'same-origin' })
                    .then(function (res) { return res.json(); })
                    .then(function (data) {
                        setRestoreStatus(data);
                        var active = data.state === 'pending' || data.state === 'running';
                        setBusy(active);
                        if (active) {
                            if (!pollTimer) {
                                pollTimer = window.setInterval(pollRestoreStatus, 2500);
                            }
                        } else if (pollTimer) {
                            window.clearInterval(pollTimer);
                            pollTimer = null;
                            if (data.state === 'done') {
                                window.setTimeout(function () { window.location.reload(); }, 1200);
                            }
                        }
                    })
                    .catch(function () { /* ignore */ });
            }

            if (uploadBtn && uploadInput && !uploadBtn.dataset.settingsBound) {
                uploadBtn.dataset.settingsBound = '1';
                uploadBtn.addEventListener('click', function () {
                    var file = uploadInput.files && uploadInput.files[0];
                    if (!file) {
                        window.alert('请先选择 .tar.gz 备份文件');
                        return;
                    }
                    if (!/\.tar\.gz$/i.test(file.name)) {
                        window.alert('仅支持 .tar.gz 格式');
                        return;
                    }
                    var form = new FormData();
                    form.append('file', file);
                    uploadBtn.disabled = true;
                    uploadBtn.textContent = '上传中…';
                    fetch('/api/backup/upload', { method: 'POST', body: form, credentials: 'same-origin' })
                        .then(function (res) { return res.json().then(function (body) { return { ok: res.ok, body: body }; }); })
                        .then(function (result) {
                            if (!result.ok) {
                                throw new Error((result.body && result.body.error) || '上传失败');
                            }
                            window.alert('上传成功：' + (result.body.name || file.name));
                            window.location.reload();
                        })
                        .catch(function (err) {
                            window.alert(err.message || '上传失败');
                        })
                        .finally(function () {
                            uploadBtn.disabled = false;
                            uploadBtn.textContent = '上传并校验';
                        });
                });
            }

            document.querySelectorAll('[data-backup-restore]').forEach(function (btn) {
                if (btn.dataset.settingsBound) return;
                btn.dataset.settingsBound = '1';
                btn.addEventListener('click', function () {
                    var name = btn.getAttribute('data-backup-restore') || '';
                    if (!name) return;
                    var ok = window.confirm(
                        '确定要恢复备份「' + name + '」吗？\n\n'
                        + '将停止服务并覆盖当前数据库、uploads 与 .env，完成后自动重启。\n'
                        + '此操作不可撤销，请确认已做好当前数据备份。'
                    );
                    if (!ok) return;
                    var typed = window.prompt('请输入 RESTORE 确认恢复：');
                    if (typed !== 'RESTORE') {
                        if (typed !== null) window.alert('确认文字不正确，已取消');
                        return;
                    }
                    btn.disabled = true;
                    fetch('/api/backup/restore', {
                        method: 'POST',
                        credentials: 'same-origin',
                        headers: { 'Content-Type': 'application/json' },
                        body: JSON.stringify({ filename: name, confirm: 'RESTORE' })
                    })
                        .then(function (res) { return res.json().then(function (body) { return { ok: res.ok, body: body }; }); })
                        .then(function (result) {
                            if (!result.ok) {
                                throw new Error((result.body && result.body.error) || '恢复启动失败');
                            }
                            setRestoreStatus({ state: 'pending', message: result.body.message || '恢复已开始…' });
                            setBusy(true);
                            pollRestoreStatus();
                        })
                        .catch(function (err) {
                            window.alert(err.message || '恢复启动失败');
                            btn.disabled = false;
                        });
                });
            });

            if (statusEl && !statusEl.hidden) {
                pollRestoreStatus();
            }
        }
        initBackupPanel();

        var ctpForm = document.getElementById('ctp-settings-form');
        if (ctpForm && !ctpForm.dataset.settingsBound) {
            ctpForm.dataset.settingsBound = '1';
            ctpForm.addEventListener('submit', function (ev) {
                var ctpCard = document.querySelector('[data-settings-fold="ctp"]');
                if (ctpCard) setSettingsFold(ctpCard, false);
                var simnowFold = document.querySelector('[data-ctp-fold="simnow"]');
                if (simnowFold) setCtpFold(simnowFold, false);
                var pwd = document.getElementById('simnow_password');
                var pwdVal = pwd && pwd.value ? pwd.value.trim() : '';
                var pwdWasSet = ctpForm.getAttribute('data-simnow-pwd-set') === '1';
                if (pwdWasSet && !pwdVal) {
                    var ok = window.confirm(
                        'SimNow 交易密码为空，保存后不会更新密码（仍用旧密码）。\n\n'
                        + '若快期已改密，请取消后在「交易密码」框手打新密码再保存。\n\n仍要保存其他项？'
                    );
                    if (!ok) ev.preventDefault();
                }
            });
        }
    }

    if (window.qihuoPageBoot) window.qihuoPageBoot(bootSettingsPage, '.settings-page');
    else if (document.readyState === 'loading') document.addEventListener('DOMContentLoaded', bootSettingsPage);
    else bootSettingsPage();
})();