<template>
    <Head>
        <Title>寄托天下 - 面经发布</Title>
        <Meta name="keyword" content="留学资讯，留学交流论坛，留学面经，面试经验，寄托天下" />
    </Head>
    <div class="content-box">
        <div class="flexacenter save-box save-left" @click="submit(0)">
            <img class="save-icon" src="@/assets/img/arrow-gray.png" />
            保存并退出
        </div>
        <div class="flexacenter save-box save-right" @click="abandonSaving">
            放弃保存
            <img class="save-icon" src="@/assets/img/cross-icon.png" />
        </div>
        <div class="contentcontent flex1">
            <div class="header flexacenter">发起投票</div>
            <div class="box flex1 flexflex">
                <div class="box-left">
                    <div class="item">
                        <div class="titletitle flexacenter">
                            标题
                            <div class="asterisk">*</div>
                        </div>
                        <el-input class="item-input headline-textarea" type="textarea" placeholder="请输入" maxlength="60" show-word-limit v-model="info.title" autosize></el-input>
                    </div>

                    <div class="item">
                        <div class="titletitle flexacenter">详细说明</div>
                        <el-input class="item-input explain-textarea" type="textarea" placeholder="请输入" maxlength="1000" show-word-limit v-model="info.message" autosize></el-input>
                    </div>

                    <div class="item">
                        <div class="titletitle flexacenter">
                            截止投票日期
                            <div class="asterisk">*</div>
                        </div>

                        <div class="time-box item-input-box flexacenter">
                            <el-config-provider :locale="zhCn">
                                <el-date-picker ref="pickerRef" v-model="info.deadline" type="date" placeholder="请选择" size="large" class="flex1 flexacenter" :clear-icon="{}" value-format="YYYY-MM-DD" :disabled-date="setDisabled" />
                            </el-config-provider>
                            <div class="flexacenter">
                                <img class="calendar-icon" @click="handlePicker" src="@/assets/img/calendar-icon.svg" />
                            </div>
                        </div>
                    </div>
                </div>
                <div class="box-right flex1">
                    <div class="item">
                        <div class="titletitle flexacenter">
                            选项
                            <div class="asterisk">*</div>
                        </div>
                        <div class="option-list flexflex">
                            <div class="" ref="draggableContainer">
                                <template v-if="optionList.length == 0">
                                    <div class="option-item flexacenter" v-for="(item, index) in 2" :key="index">
                                        <div class="option-content flexacenter">
                                            <div class="option-text flexcenter">{{ index + 1 }}</div>
                                            <el-input class="option-input flex1" placeholder="请输入" />
                                        </div>
                                        <div class="option-drag flexcenter">
                                            <img class="option-icon" src="@/assets/img/option-icon.svg" />
                                        </div>
                                    </div>
                                </template>
                                <template v-else>
                                    <div class="option-item flexacenter" v-for="(item, index) in optionList" :key="item.id">
                                        <div class="option-content flexacenter">
                                            <div class="option-text flexcenter">{{ index + 1 }}</div>
                                            <!-- <input class="option-input flex1" placeholder="请输入" v-model="optionList[index]['message']" /> -->
                                            <el-input class="option-input flex1" placeholder="请输入" maxlength="100" show-word-limit v-model="optionList[index]['message']" />
                                            <img class="option-cross" v-if="optionList[index]['message']" @click="clearMessage(index)" src="@/assets/img/cross-undertint-icon.svg" />
                                        </div>
                                        <div class="option-drag flexcenter">
                                            <img class="option-icon" src="@/assets/img/option-icon.svg" />
                                        </div>
                                        <img class="rubbish-icon" v-if="optionList.length > 2" @click="deleteOption(index)" src="@/assets/img/rubbish-icon.svg" />
                                    </div>
                                </template>
                            </div>
                            <div class="option-item option-circusee flexacenter" :class="{ 'hascontent': optionList.length > 2 }">
                                <div class="option-content flexacenter">
                                    <div class="option-text flexcenter">{{ optionList.length + 1 }}</div>
                                    <input class="option-input flex1" disabled value="不懂，围观学习" />
                                </div>
                            </div>
                        </div>
                        <div class="flexcenter" style="padding-right: 26px;">
                            <div class="add-box flexcenter" @click="addOption()" v-if="optionList.length < 15">
                                <img class="add-icon" src="@/assets/img/add-green-icon.svg" />
                                添加选项
                            </div>
                        </div>
                    </div>
                </div>
            </div>

            <div class="hint-box flexcenter">注：请确保以上内容已正确填写，发布后将不能修改</div>
        </div>
    </div>

    <div class="floor-box">
        <div class="box flexacenter">
            <div class="anonymous-box flexacenter" @click="cutAnonymous()">
                <img class="anonymous-icon" v-if="info.anonymous == 0" src="@/assets/img/frame-no.svg" />
                <img class="anonymous-icon" v-else src="@/assets/img/frame-pitch.svg" />
                匿名发表
                <div class="text">（发布后可修改）</div>
            </div>
            <div class="issue-btn flexcenter" @click="submit()">发布</div>
        </div>
    </div>
</template>

<script setup>
useHead({ script: [{ src: "https://app.gter.net/bottom?tpl=footer", body: true }] })
import { useRouter } from "vue-router"

import { ElMessage } from "element-plus"
import zhCn from "element-plus/dist/locale/zh-cn.mjs"
import Sortable from "sortablejs"

const router = useRouter()
const goLogin = inject("goLogin")
const setDisabled = time => {
    // return time.getTime() < Date.now() // 可选历史天、可选当前天、不可选未来天
    const today = new Date()
    const tomorrow = new Date(today)
    tomorrow.setDate(today.getDate())

    const thirtyDaysLater = new Date(today)
    thirtyDaysLater.setDate(today.getDate() + 29)

    return time < tomorrow || time > thirtyDaysLater
}

onMounted(() => {})

onBeforeMount(() => {
    clearBottom()
    // clearTop()
})

// 清除底部的次数
let clearBottomCount = 0

// 清除 底部
const clearBottom = () => {
    const indexFooter = document.querySelector("section.index-footer")
    if (!indexFooter) {
        clearBottomCount++
        setTimeout(() => clearBottom(), 50)
        return
    }
    if (clearBottomCount == 15) return
    indexFooter.style.display = "none"
}

// 清除顶部的次数
let clearTopCount = 0

// 清除 顶部
const clearTop = () => {
    const indexHeader = document.querySelector("header.page-header")
    if (!indexHeader) {
        clearTopCount++
        setTimeout(() => clearTop(), 50)
        return
    }
    if (clearTopCount == 5) return

    indexHeader.style.display = "none"
}

let info = ref({})
let token = ""

// 切换匿名状态
const cutAnonymous = () => {
    info.value["anonymous"] = info.value["anonymous"] == 0 ? 1 : 0
}

let loading = false // 加载中
// 提交发布
const submit = (status = 1) => {
    // status = 0
    if (loading) return
    loading = true

    let option = []
    optionList.value.forEach(element => {
        if (element["message"].trim() !== "") option.push(element["message"])
    })

    if (status == 1) {
        if (option.length < 2) {
            ElMessage.error("请设置至少2个选项~")
            loading = false
            return
        }

        const hash = {}
        for (let i = 0; i < option.length; i++) {
            if (hash[option[i]]) {
                ElMessage.error("选项名称不能重复")
                loading = false
                return // 有重复值
            }
            hash[option[i]] = true
        }

        option.push("不懂，围观学习")
    }

    info.value["option"] = option

    // return
    publishSubmitHttp({ info: info.value, token, status })
        .then(res => {
            if (res.code != 200) {
                ElMessage.error(res.message)
                return
            }

            const data = res.data
            ElMessage.success(res.message)

            // router.push(`/details/${data["uniqid"]}`)
            if (status == 0) goToURL(`/index.html`, false)
            else goToURL(`/details/${data["uniqid"]}`, false)
        })
        .finally(() => (loading = false))
}

// 放弃保存 跳跃上一页或者首页
const abandonSaving = () => {
    if (router.currentRoute.value.meta.previousPage) router.go(-1)
    else goToURL("./index.html", false) // 跳转到首页
    // else router.push("./index.html") // 跳转到首页
}

let draggableContainer = ref(null)
const sortable = ref(null)

onMounted(() => {
    getinit()
    initDraggable()
})

const getinit = () => {
    publishInitHttp().then(res => {
        if (res.code != 200) {
            ElMessage.error(res.message || "报错了，刷新一下")
            if (res.code == 401) goLogin()
            return
        }

        const data = res.data
        // data.info.option = []
        const option = data.info?.option || []

        if (option.length == 0) {
            for (let index = 0; index < 2; index++) {
                optionList.value.push({ id: index, message: "" })
            }
        } else {
            option.forEach((message, index) => {
                if (message !== "不懂，围观学习") {
                    optionList.value.push({ id: index, message })
                }
            })
            while (optionList.value.length < 2) {
                optionList.value.push({ id: optionList.value.length, message: "" })
            }
        }

        let deadline = data["info"]["deadline"] || 0
        // console.log("deadline", deadline)
        if (deadline > 100000) data["info"]["deadline"] = handleDate(deadline)
        else data["info"]["deadline"] = null

        if (data["info"]["deadline"]) data["info"]["deadline"] = handleDate(deadline)

        info.value = data.info
        token = data.token
    })
}

// 处理初始化 面试时间的 时间戳格式
const handleDate = timestamp => {
    // 使用Date对象将时间戳转换为日期对象
    var date = new Date(timestamp * 1000)

    // 获取年份、月份和日期
    var year = date.getFullYear()
    var month = ("0" + (date.getMonth() + 1)).slice(-2) // 月份从0开始，需要加1并补0
    var day = ("0" + date.getDate()).slice(-2) // 获取日期并补0

    // 拼接为yyyy-mm-dd格式的日期字符串
    var formattedDate = year + "-" + month + "-" + day

    return formattedDate
}

// 初始化拖拽
const initDraggable = () => {
    if (!draggableContainer.value) {
        console.warn("容器不能为空")
        return
    }
    sortable.value = Sortable.create(draggableContainer.value, {
        handle: ".option-drag",
        draggable: ".option-item", // 允许拖拽的项目类名
        direction: "horizontal",
        forceFallback: true,
        animation: 300,

        onUpdate(e) {
            if (e.oldIndex !== undefined && e.newIndex !== undefined) {
                // 删除拖拽的元素
                const list = [...optionList.value]
                const item = list.splice(e.oldIndex, 1)[0]
                // 把删除的元素放到新的位置
                list.splice(e.newIndex, 0, item)
                optionList.value = list
            }
        },
    })
}

let optionList = ref([]) // 特殊的 选项 列表

// 点击添加选项
const addOption = () => {
    optionList.value.push({
        id: optionList.value.length,
        message: "",
    })
}

// 点击删除选项
const deleteOption = index => {
    optionList.value.splice(index, 1)
    optionList.value.forEach((element, index) => {
        element["id"] = index
    })
}

// 点进清除选项
const clearMessage = index => {
    optionList.value[index]["message"] = ""
}

let pickerRef = ref(null)
const handlePicker = () => {
    pickerRef.value.handleOpen()
}
</script>

<style scoped lang="less">
.content-box {
    display: flex;
    justify-content: center;
    padding: 0 122px;
}

@media (max-width: 920px) {
    .content-box {
        display: block;
        padding: 0 10px;
    }
}
.contentcontent {
    max-width: 1200px;
    min-width: 900px;
    min-height: calc(100vh - 120px);
    background: #fff;
    margin: 30px auto 90px;
    border-radius: 16px;
    display: flex;
    flex-direction: column;
    position: relative;

    .header {
        font-weight: 650;
        font-size: 20px;
        color: #000000;
        border-bottom: 1px solid #ebebeb;
        height: 88px;
        padding-left: 30px;
    }

    .box {
        .titletitle {
            color: #666666;
            font-size: 14px;
            margin-bottom: 10px;
        }

        .box-left {
            border-right: 16px solid #f6f6f6;
            width: 48.176%;
            padding: 30px;
            padding-right: 50px;

            .item {
                &:not(:last-of-type) {
                    margin-bottom: 30px;
                }

                .item-input {
                    border-radius: 5px;
                    outline: none;
                    width: 100%;
                    font-size: 14px;

                    /deep/ .el-textarea__inner {
                        padding: 13px 14px;
                        border-radius: 5px;
                        box-shadow: none;
                        border: 1px solid rgba(215, 215, 215, 1);
                    }
                }

                .headline-textarea {
                    /deep/ .el-textarea__inner {
                        min-height: 70px !important;
                    }
                }
                .explain-textarea {
                    /deep/ .el-textarea__inner {
                        min-height: 300px !important;
                    }
                }
            }

            .item-input-box {
                // width: 482px;S
                height: 46px;
                border: 1px solid rgba(215, 215, 215, 1);
                border-radius: 5px;
                cursor: pointer;
                /deep/ .el-input {
                    height: 100%;
                    .el-input__wrapper {
                        height: 100%;
                        box-shadow: none;
                    }
                }
            }

            .time-box {
                .calendar-icon {
                    width: 17px;
                    // height: 16px;
                    margin: 0 9px;
                    cursor: auto;
                }

                /deep/ .el-input {
                    .el-input__prefix {
                        display: none;
                    }
                }
            }
            // }

            .visible-box {
                margin: 30px;
                font-size: 14px;
                color: #555555;
                cursor: pointer;
                user-select: none;
                .visible-icon {
                    width: 18px;
                    height: 18px;
                    margin-right: 5px;
                }
            }
        }

        .box-right {
            padding-top: 30px;
            padding-left: 56px;
            padding-right: 30px;
            .option-list {
                flex-direction: column;
                margin-bottom: 53px;
                .option-item {
                    // transition: all linear 0.3s;

                    &:not(:first-of-type) {
                        margin-top: 20px;
                    }
                    &.option-circusee {
                        // margin-bottom: 53px;
                        transition: all 0.3s;
                        padding-right: 33px;

                        &.hascontent {
                            padding-right: 66px;
                        }
                        .option-content {
                            background: rgba(246, 246, 246, 1);

                            .option-input {
                                background: transparent;
                            }
                        }
                    }
                    .option-content {
                        // width: 470px;
                        // width: 87.69%;
                        flex: 1;
                        height: 46px;
                        border: 1px solid rgba(215, 215, 215, 1);
                        border-radius: 5px;
                        .option-text {
                            width: 14px;
                            height: 14px;
                            color: #333;
                            font-size: 11px;
                            position: relative;
                            margin: 0 10px;
                            border-radius: 50%;
                            border: 1px solid #797979;
                        }
                        .option-input {
                            height: 100%;
                            border: none;
                            outline: none;
                            border-radius: 5px;
                            color: #333;

                            /deep/ .el-input__wrapper {
                                outline: none;
                                border: none;
                                box-shadow: none;
                                padding-right: 10px;
                            }
                        }
                        .option-cross {
                            width: 12px;
                            height: 12px;
                            cursor: pointer;
                            margin-right: 10px;
                        }
                    }

                    .option-drag {
                        padding-left: 15px;
                        .option-icon {
                            width: 18px;
                            height: 16px;
                        }
                        // cursor: move;
                    }

                    .rubbish-icon {
                        width: 13px;
                        height: 14px;
                        margin-left: 20px;
                        cursor: pointer;
                    }
                }
            }

            .add-box {
                .add-icon {
                    width: 14px;
                    height: 14px;
                    margin-right: 6px;
                }
                font-size: 14px;
                color: #333;
                cursor: pointer;
                margin-bottom: 50px;
                // max-width: max-content;
            }
        }
    }

    .hint-box {
        height: 58px;
        background-color: rgba(246, 246, 246, 1);
        color: #555555;
        font-size: 13px;
    }
}
.asterisk {
    color: #fa9183;
    margin-left: 5px;
}

.floor-box {
    width: 100vw;
    min-width: 900px;
    height: 90px;
    background-color: rgba(255, 255, 255, 1);
    -moz-box-shadow: 0px -1px 2px rgba(0, 0, 0, 0.192156862745098);
    -webkit-box-shadow: 0px -1px 2px rgba(0, 0, 0, 0.192156862745098);
    box-shadow: 0px -1px 2px rgba(0, 0, 0, 0.192156862745098);
    position: fixed;
    bottom: 0;
    .box {
        max-width: 1200px;
        min-width: 900px;
        height: 100%;
        margin: 0 auto;
        justify-content: space-between;
        padding: 0 30px;
        .anonymous-box {
            cursor: pointer;
            color: #333333;
            font-size: 14px;
            user-select: none;

            .text {
                color: rgb(170, 170, 170);
                font-size: 13px;
            }
            .anonymous-icon {
                width: 18px;
                height: 18px;
            }
        }
        .issue-btn {
            width: 200px;
            height: 46px;
            background-color: rgba(114, 219, 134, 1);
            border-radius: 190px;
            font-size: 16px;
            color: #fff;
            cursor: pointer;
        }
    }
}

// @media (max-width: 1300px) {
//     .save-box.save-left {
//         left: 0 !important;
//     }
//     .save-box.save-right {
//         right: 0 !important;
//     }
// }

.save-box {
    font-size: 14px;
    color: #666666;
    position: absolute;
    // position: fixed;
    top: 30px;
    cursor: pointer;
    transition: all 0.3s;
    z-index: 1;
    &.save-left {
        left: 0px;
        // left: calc((1200px - 100vw) / 2 + 25px);
    }
    &.save-right {
        right: 0px;
        // right: calc((1200px - 100vw) / 2 + 25px);

        .save-icon {
            width: 16px;
            height: 16px;
            margin-left: 10px;
        }
    }
    .save-icon {
        width: 22px;
        height: 22px;
        margin-right: 10px;
        transform: rotate(180deg);
    }
}
</style>

<style scoped>
/* .list-transition-enter-active,
.list-transition-leave-active {
    transition: all 0.3s;
}
.list-transition-enter,
.list-transition-leave-to {
    opacity: 0;
    transform: translateY(20px);
} */
</style>
