<script setup>
import { ref, computed, nextTick } from "vue";
import { useDialogStore } from "@/stores/dialogStore";

const emit = defineEmits(['bind-success'])
const router = useRouter();
const dialogStore = useDialogStore();
const agentStore = useAgentStore();
const userStore = useUserStore();
const phoneNumber = ref("");
const verificationCode = ref("");
const isCountingDown = ref(false);
const countdown = ref(60);
const isAgreed = ref(false);
let timer = null;

// 聚焦状态变量
const phoneFocused = ref(false);
const codeFocused = ref(false);

const isPhoneNumberValid = computed(() => {
    return /^1[3-9]\d{9}$/.test(phoneNumber.value);
});

const canBind = computed(() => {
    return (
        isPhoneNumberValid.value &&
        verificationCode.value.length === 6 &&
        isAgreed.value
    );
});

async function sendVerificationCode() {
    if (isCountingDown.value || !isPhoneNumberValid.value) return;
    if (!isPhoneNumberValid.value) {
        showToast({ message: "请输入有效的手机号" });
        return;
    }
    const { data, error } = await useApiFetch("auth/sendSms")
        .post({ mobile: phoneNumber.value, actionType: "bindMobile" })
        .json();

    if (data.value && !error.value) {
        if (data.value.code === 200) {
            showToast({ message: "获取成功" });
            startCountdown();
            // 聚焦到验证码输入框
            nextTick(() => {
                const verificationCodeInput = document.getElementById('verificationCode');
                if (verificationCodeInput) {
                    verificationCodeInput.focus();
                }
            });
        } else {
            showToast(data.value.msg);
        }
    }
}

function startCountdown() {
    isCountingDown.value = true;
    countdown.value = 60;
    timer = setInterval(() => {
        if (countdown.value > 0) {
            countdown.value--;
        } else {
            clearInterval(timer);
            isCountingDown.value = false;
        }
    }, 1000);
}

async function handleBind() {
    if (!isPhoneNumberValid.value) {
        showToast({ message: "请输入有效的手机号" });
        return;
    }
    if (verificationCode.value.length !== 6) {
        showToast({ message: "请输入有效的验证码" });
        return;
    }
    if (!isAgreed.value) {
        showToast({ message: "请先同意用户协议" });
        return;
    }

    const { data, error } = await useApiFetch("/user/bindMobile")
        .post({ mobile: phoneNumber.value, code: verificationCode.value })
        .json();

    if (data.value && !error.value) {
        if (data.value.code === 200) {
            showToast({ message: "绑定成功" });
            localStorage.setItem('token', data.value.data.accessToken)
            localStorage.setItem('refreshAfter', data.value.data.refreshAfter)
            localStorage.setItem('accessExpire', data.value.data.accessExpire)
            closeDialog();
            await Promise.all([
                agentStore.fetchAgentStatus(),
                userStore.fetchUserInfo()
            ]);

            // 发出绑定成功的事件
            emit('bind-success');

            // 延迟执行路由检查，确保状态已更新
            setTimeout(() => {
                // 重新触发路由检查
                const currentRoute = router.currentRoute.value;
                router.replace(currentRoute.path);
            }, 100);
        } else {
            showToast(data.value.msg);
        }
    }
}

function closeDialog() {
    dialogStore.closeBindPhone();
    // 重置表单
    phoneNumber.value = "";
    verificationCode.value = "";
    isAgreed.value = false;
    if (timer) {
        clearInterval(timer);
    }
}

function toUserAgreement() {
    closeDialog();
    router.push(`/userAgreement`);
}

function toPrivacyPolicy() {
    closeDialog();
    router.push(`/privacyPolicy`);
}
</script>

<template>
    <div v-if="dialogStore.showBindPhone">
        <van-popup v-model:show="dialogStore.showBindPhone" round position="bottom" :style="{ height: '80%' }"
            @close="closeDialog">
            <div class="bind-phone-dialog">
                <div class="title-bar">
                    <div class="font-bold">绑定手机号码</div>
                    <div class="text-sm text-gray-500 mt-1">
                        为使用完整功能请绑定手机号码
                    </div>
                    <div class="text-sm text-gray-500 mt-1">
                        如该微信号之前已绑定过手机号，请输入已绑定的手机号
                    </div>
                    <van-icon name="cross" class="close-icon" @click="closeDialog" />
                </div>
                <div class="px-8">
                    <div class="mb-8 pt-8 text-left">
                        <div class="flex flex-col items-center">
                            <img class="h-16 w-16 rounded-full shadow" src="/logo.png" alt="Logo" />
                            <div class="text-3xl mt-4 text-slate-700 font-bold">
                                一查查
                            </div>
                        </div>
                    </div>

                    <div class="space-y-5">
                        <!-- 手机号输入 -->
                        <div :class="[
                            'input-container bg-blue-300/20',
                            phoneFocused ? 'focused' : '',
                        ]">
                            <input v-model="phoneNumber" class="input-field" type="tel" placeholder="请输入手机号"
                                maxlength="11" @focus="phoneFocused = true" @blur="phoneFocused = false" />
                        </div>

                        <!-- 验证码输入 -->
                        <div class="flex items-center justify-between">
                            <div :class="[
                                'input-container bg-blue-300/20',
                                codeFocused ? 'focused' : '',
                            ]">
                                <input v-model="verificationCode" id="verificationCode" class="input-field"
                                    placeholder="请输入验证码" maxlength="6" @focus="codeFocused = true"
                                    @blur="codeFocused = false" />
                            </div>
                            <button
                                class="ml-2 px-4 py-2 text-sm font-bold flex-shrink-0 rounded-lg transition duration-300"
                                :class="isCountingDown || !isPhoneNumberValid
                                    ? 'cursor-not-allowed bg-gray-300 text-gray-500'
                                    : 'bg-blue-500 text-white hover:bg-blue-600'
                                    " @click="sendVerificationCode">
                                {{
                                isCountingDown
                                ? `${countdown}s重新获取`
                                : "获取验证码"
                                }}
                            </button>
                        </div>

                        <!-- 协议同意框 -->
                        <div class="flex items-start space-x-2">
                            <input type="checkbox" v-model="isAgreed" class="mt-1" />
                            <span class="text-xs text-gray-400 leading-tight">
                                绑定手机号即代表您已阅读并同意
                                <a class="cursor-pointer text-blue-400" @click="toUserAgreement">
                                    《用户协议》
                                </a>
                                和
                                <a class="cursor-pointer text-blue-400" @click="toPrivacyPolicy">
                                    《隐私政策》
                                </a>
                            </span>
                        </div>
                    </div>

                    <button
                        class="mt-10 w-full py-3 text-lg font-bold text-white bg-blue-500 rounded-full transition duration-300"
                        :class="{ 'opacity-50 cursor-not-allowed': !canBind }" @click="handleBind">
                        确认绑定
                    </button>
                </div>
            </div>
        </van-popup>
    </div>
</template>

<style scoped>
.bind-phone-dialog {
    background: url("@/assets/images/login_bg.png") no-repeat;
    background-position: center;
    background-size: cover;
    height: 100%;
}

.title-bar {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 12px 16px;
    border-bottom: 1px solid #eee;
}

.close-icon {
    font-size: 20px;
    color: #666;
    cursor: pointer;
}

.input-container {
    border: 2px solid rgba(125, 211, 252, 0);
    border-radius: 1rem;
    transition: duration-200;
}

.input-container.focused {
    border: 2px solid #3b82f6;
}

.input-field {
    width: 100%;
    padding: 1rem;
    background: transparent;
    border: none;
    outline: none;
    transition: border-color 0.3s ease;
}
</style>
