华西海圻ELN前端工程
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<template>
<div class="flex flex1">
<div class="flex1 flex">
<el-input v-if="type === 'input'" :maxlength="item.maxlength || 50" :disabled="getDisabled()"
:class="getFillTypeStyle() + (orangeBg ? ' orange-bg' : '')" @blur="onCommonHandleSaveRecord"
:placeholder="getPlaceholder()" v-model="inputValue"
@input="onInputChange" @change="onInputChange" />
<el-input v-else-if="type === 'textarea'" :maxlength="item.maxlength || 50" :disabled="getDisabled()"
:class="getFillTypeStyle() + (orangeBg ? ' orange-bg' : '')" type="textarea" show-word-limit resize="none" @blur="onCommonHandleSaveRecord"
:rows="item.rows || 3" :placeholder="getPlaceholder()"
v-model="inputValue" @input="onInputChange" @change="onInputChange" />
<DecimalInput v-else-if="type === 'inputNumber'" @blur="onCommonHandleSaveRecord" :maxlength="item.maxlength || 10"
class="flex1" :disabled="getDisabled()" :controls="item.controls || false" :min="item.min || 0"
:prepend = "item.prepend"
:decimalDigits="item.precision" :class="getFillTypeStyle() + (orangeBg ? ' orange-bg' : '')"
:placeholder="getPlaceholder()" v-model="inputValue"
@input="onInputChange" @change="onInputChange" />
<el-select v-else-if="type === 'select'" class="flex1" :multiple="item.multiple"
:class="getFillTypeStyle() + (orangeBg ? ' orange-bg' : '')" v-model="inputValue" :disabled="getDisabled()"
:placeholder="getPlaceholder()" @change="onInputChange">
<el-option v-for="op in item.options" :key="op.value" :label="op.label" :value="op.value">
</el-option>
</el-select>
<el-date-picker v-else-if="type === 'dateTime'" type="datetime" class="flex1" :class="getFillTypeStyle() + (orangeBg ? ' orange-bg' : '')"
v-model="inputValue" :disabled="getDisabled()" format="yyyy/MM/DD HH:mm:ss"
value-format="yyyy/MM/DD HH:mm:ss"
:placeholder="getPlaceholder()" @change="onCommonHandleSaveRecord">
</el-date-picker>
<div class="clickable" :class="getFillTypeStyle() + (getDisabled()?' disabled':'') + (orangeBg ? ' orange-bg' : '')" v-else-if = "item.type ==='clickable'" @click="handleClickable(item,$event)">
<span v-if="value">{{ value }}</span>
<span v-else class="default-placeholder-text">{{getPlaceholder()}}</span>
</div>
</div>
<!-- qc才能操作 -->
<div class="handle-row" v-if="isShowHandle()">
<el-checkbox class="ml-5"></el-checkbox>
<div @mouseenter="onMouseEnter" @mouseleave="onMouseLeave">
<Question class="handle-icon" :class="getQuestionColor()" />
</div>
<img v-if="getIsShowCopyIcon()" @click="onCopy" src="@/assets/images/copy-icon.svg" class="handle-icon"
alt="" />
<img src="@/assets/images/record-icon.svg" class="handle-icon" alt="" />
</div>
<!-- 修改记录模态框 -->
<div
v-if="showModal && modificationRecords.length > 0"
ref="modalRef"
:class="['modification-modal', {'show': showModal}]"
@mouseenter="onModalEnter"
@mouseleave="onModalLeave"
>
<div class="modal-content">
<h4>修改记录</h4>
<div class="records-list">
<div
v-for="(record, index) in modificationRecords"
:key="index"
class="record-item"
>
<p><strong>时间:</strong> {{ record.timestamp }}</p>
<p><strong>旧值:</strong> {{ record.oldValue }}</p>
<p><strong>新值:</strong> {{ record.newValue }}</p>
<hr v-if="index < modificationRecords.length - 1">
</div>
<div v-if="!modificationRecords || modificationRecords.length === 0" class="no-records">
暂无修改记录
</div>
</div>
</div>
</div>
</div>
</template>
<script>
import Question from "./icons/Question.vue";
import DecimalInput from "./DecimalInput.vue";
export default {
components: {
Question,
DecimalInput
},
props: {
type: {//form类型 input/select等
type: String,
default: "input"
},
item: {
type: Object,
default: () => {
return {
placeholder: "",
maxlength: 30,
label: "",
disabled: false,
}
}
},
// v-model 值
value: {
type: [String, Number, Array],
default: ''
},
// 错误状态
error: {
type: Boolean,
default: false
},
// 橙色背景状态
orangeBg: {
type: Boolean,
default: false
},
},
data() {
return {
inputValue: this.value,
oldValue: this.value, // 记录上一次的值
showModal: false, // 控制模态框显示
modificationRecords: [], // 存储修改记录
modalTimer: null, // 用于延迟隐藏模态框
isHoveringModal: false, // 是否悬停在模态框上
isHoveringMain: false, // 是否悬停在主元素上(这个实际上不需要,因为我们有事件处理)
db: null, // IndexedDB 实例
}
},
watch: {
value(newVal) {
this.inputValue = newVal;
console.log(newVal,"newVal")
}
},
filters: {
},
methods: {
getFillTypeStyle(type) {
const {fillType} = this.item;
const typeObj = {
actFill: "orange-border",//实际填写的边框颜色
green: "green-border",
preFill: "blue-border",//预填写的边框颜色
}
// 如果有错误状态,返回红色边框样式,覆盖原有的边框颜色
if (this.error) {
return "error-border";
}
return typeObj[fillType] || ""
},
//获取question图标颜色
getQuestionColor() {
//gray 灰色 green 绿色 orange 橙色
return "green"
},
// 统一处理输入变化
onInputChange(val) {
const value = val !== undefined ? val : this.inputValue;
this.$emit('input', value);
this.$emit('change', value);
// 根据输入值判断是否显示错误状态
const isEmpty = this.isValueEmpty(value);
if (this.error && !isEmpty) {
this.$emit('update:error', false);
} else if (!this.error && isEmpty) {
this.$emit('update:error', true);
}
},
async onCommonHandleSaveRecord(val){
const isEmpty = this.isValueEmpty(this.inputValue);
if (this.error && !isEmpty) {
this.$emit('update:error', false);
} else if (!this.error && isEmpty) {
this.$emit('update:error', true);
}
const {templateStatus} = this.$store.state.template;
// 检查值是否发生变化
if (this.inputValue !== this.oldValue && templateStatus === "actFill") {
// 值发生了变化,需要弹出密码输入框
try {
// const passwordResult = await this.$prompt('请输入密码以确认修改', '密码验证', {
// confirmButtonText: '确定',
// cancelButtonText: '取消',
// inputType: 'password',
// inputPattern: /.+/,
// inputErrorMessage: '请输入密码',
// zIndex: 10000,
// });
// 用户输入密码并点击确定,保存修改
this.oldValue = this.inputValue; // 更新旧值
this.$emit("blur", val);
this.$emit('input', this.inputValue);
this.$emit("change", val);
// 调用后端接口记录修改记录
await this.saveModificationRecord();
} catch {
// 用户点击取消,还原数据
this.inputValue = this.oldValue;
this.$emit('input', this.inputValue); // 触发 v-model 更新
this.$emit("blur", this.oldValue);
this.$emit("change", this.oldValue);
}
} else {
// 值没有变化,正常触发 blur和change 事件
this.$emit("blur", val)
// this.$emit('input', val);
this.$emit("change", val)
}
},
// 通用的值变化处理方法
async handleValueChange(val, componentType = '') {
const oldValue = this.oldValue; // 保存旧值
this.$emit('input', val);
this.$emit('change', val);
// 根据输入值判断是否显示错误状态
const isEmpty = this.isValueEmpty(val);
if (this.error && !isEmpty) {
this.$emit('update:error', false);
} else if (!this.error && isEmpty) {
this.$emit('update:error', true);
}
// 值发生改变,记录修改
const { templateStatus } = this.$store.state.template;
if (val !== oldValue && templateStatus === "actFill") {
// 值发生了变化,记录修改
try {
this.oldValue = val; // 更新旧值
// 调用后端接口记录修改记录
await this.saveModificationRecord();
} catch (error) {
const componentName = componentType || '组件';
console.error(`记录${componentName}修改失败:`, error);
}
}
},
// 判断值是否为空
isValueEmpty(value) {
if (value === null || value === undefined || value === '') {
return true;
}
if (typeof value === 'string' && value.trim() === '') {
return true;
}
if (Array.isArray(value) && value.length === 0) {
return true;
}
return false;
},
handleClickable(item,event){
if(item.fillType !== 'actFill'){
return
}
this.$emit("clickable",item)
},
//判断是否显示复制按钮
getIsShowCopyIcon() {
const { copyFrom } = this.item;
const { templateStatus } = this.$store.state.template;
return copyFrom && templateStatus === "actFill";
},
//判断是否显示操作按钮
isShowHandle() {
const { fillType } = this.item;
const { templateStatus } = this.$store.state.template;
//只有当模板状态是qc和实际填报时,才显示操作按钮
return (templateStatus === "qc" || templateStatus === "actFill") && fillType === "actFill";
},
//判断是否禁用
getDisabled() {
const { item } = this;
const { fillType } = item;
if (item.hasOwnProperty("disabled")) {
return item.disabled
} else {
const { templateStatus } = this.$store.state.template;
if (fillType === "actFill") {//当模板状态是实际填写时,只有当fillType是actFill时才能填写
return templateStatus !== "actFill"
} else if (fillType === "preFill") {//当模板状态是预填写时,只有当fillType是preFill才能填写
return templateStatus !== "preFill"
} else {
return true
}
}
},
getPlaceholder() {
const { placeholder,label } = this.item;
const {type} = this;
if(this.getDisabled()){
return ""
}
if(type === "clickable"){
return "请选择"
}
let prex = "请输入";
if(type === "select" || type === "dateTime"){
prex = "请选择"
}
return placeholder ? placeholder : (prex + label)
},
onCopy() {
this.$emit("copy")
},
// 记录数据修改
// 鼠标进入主容器
// 初始化 IndexedDB
initDB() {
return new Promise((resolve, reject) => {
const request = indexedDB.open('ModificationRecordsDB', 1);
request.onerror = (event) => {
console.error('IndexedDB error:', event.target.error);
reject(event.target.error);
};
request.onsuccess = (event) => {
this.db = event.target.result;
resolve(this.db);
};
request.onupgradeneeded = (event) => {
const db = event.target.result;
if (!db.objectStoreNames.contains('modificationRecords')) {
const objectStore = db.createObjectStore('modificationRecords', { keyPath: 'id' });
objectStore.createIndex('fieldId', 'fieldId', { unique: false });
objectStore.createIndex('timestamp', 'timestamp', { unique: false });
}
};
});
},
// 生成唯一字段ID (id + key值)
getFieldId() {
const templateId = 'template_123'; // 这里是写死的id
const fieldKey = this.item.key || this.item.prop || this.item.label || 'default_key';
// 考虑到CustomTable组件可能有重复的key值,我们需要额外标识
// 如果在表格中,可能需要添加行索引等信息
const tableRowIndex = this.item.rowIndex !== undefined ? `_${this.item.rowIndex}` : '';
return `${templateId}_${fieldKey}${tableRowIndex}`;
},
// 获取 IndexedDB 对象存储实例
async getObjectStore(storeName = 'modificationRecords', mode = 'readonly') {
if (!this.db) {
await this.initDB();
}
const transaction = this.db.transaction([storeName], mode);
return transaction.objectStore(storeName);
},
// 保存单条修改记录到 IndexedDB
async saveRecordToDB(record) {
const objectStore = await this.getObjectStore('modificationRecords', 'readwrite');
const fieldId = this.getFieldId();
const newRecord = {
id: `${fieldId}_${Date.now()}`, // 使用时间戳确保唯一性
fieldId: fieldId,
oldValue: record.oldValue,
newValue: record.newValue,
timestamp: new Date().toLocaleString(),
};
return new Promise((resolve, reject) => {
const request = objectStore.add(newRecord);
request.onsuccess = () => {
resolve(request.result);
};
request.onerror = (event) => {
reject(event.target.error);
};
});
},
// 从 IndexedDB 获取修改记录
async getRecordsFromDB() {
if (!this.db) {
await this.initDB();
}
const transaction = this.db.transaction(['modificationRecords'], 'readonly');
const objectStore = transaction.objectStore('modificationRecords');
const fieldIdIndex = objectStore.index('fieldId');
const fieldId = this.getFieldId();
return new Promise((resolve, reject) => {
const request = fieldIdIndex.getAll(IDBKeyRange.only(fieldId));
request.onsuccess = (event) => {
// 按时间戳排序,最新的在前
const records = event.target.result.sort((a, b) => {
return new Date(b.timestamp) - new Date(a.timestamp);
});
resolve(records);
};
request.onerror = (event) => {
reject(event.target.error);
};
});
},
// 同步后端修改记录到 IndexedDB
async syncRecordsToDB(backendRecords) {
// 清空当前字段的记录
await this.clearFieldRecords();
// 批量添加后端记录到 IndexedDB
const objectStore = await this.getObjectStore('modificationRecords', 'readwrite');
const fieldId = this.getFieldId();
return new Promise((resolve, reject) => {
let completed = 0;
const total = backendRecords.length;
if (total === 0) {
resolve();
return;
}
backendRecords.forEach((record) => {
// 标准化记录格式以匹配 IndexedDB 存储格式
const newRecord = {
id: `${fieldId}_${Date.parse(record.timestamp) || Date.now()}`, // 使用时间戳或当前时间戳作为 ID
fieldId: fieldId,
oldValue: record.oldValue,
newValue: record.newValue,
timestamp: record.timestamp || new Date().toLocaleString(),
password: record.password ? '***' : '' // 不直接存储密码
};
const request = objectStore.add(newRecord);
request.onsuccess = () => {
completed++;
if (completed === total) {
resolve();
}
};
request.onerror = (event) => {
console.error('同步单条记录失败:', event.target.error);
completed++;
if (completed === total) {
resolve(); // 即使有错误也继续,避免单条记录失败影响整体同步
}
};
});
});
},
// 清空当前字段的记录
async clearFieldRecords() {
if (!this.db) {
await this.initDB();
}
const transaction = this.db.transaction(['modificationRecords'], 'readwrite');
const objectStore = transaction.objectStore('modificationRecords');
const fieldIdIndex = objectStore.index('fieldId');
const fieldId = this.getFieldId();
return new Promise((resolve, reject) => {
const request = fieldIdIndex.openCursor(IDBKeyRange.only(fieldId));
request.onsuccess = (event) => {
const cursor = event.target.result;
if (cursor) {
cursor.delete(); // 删除匹配的记录
cursor.continue();
} else {
// 所有匹配的记录已删除
resolve();
}
};
request.onerror = (event) => {
reject(event.target.error);
};
});
},
// 鼠标进入主容器
async onMouseEnter(event) {
clearTimeout(this.modalTimer);
// 从 IndexedDB 加载修改记录
try {
const records = await this.getRecordsFromDB();
this.modificationRecords = records;
} catch (error) {
console.error('获取修改记录失败:', error);
this.modificationRecords = [];
}
// 先计算模态框位置,避免闪烁
this.showModal = true;
this.$nextTick(() => {
if (this.$refs.modalRef) {
const elementRect = event.target.getBoundingClientRect();
const modalEl = this.$refs.modalRef;
// 设置模态框位置在元素右侧
modalEl.style.left = elementRect.right + 5 + 'px'; // 5px间距
modalEl.style.top = elementRect.top + 'px';
}
});
},
// 鼠标离开主容器
onMouseLeave() {
// 延迟隐藏模态框,让用户有机会移动到模态框上
this.modalTimer = setTimeout(() => {
if (!this.isHoveringModal) {
this.showModal = false;
}
}, 300);
},
// 鼠标进入模态框
onModalEnter() {
this.isHoveringModal = true;
clearTimeout(this.modalTimer);
},
// 鼠标离开模态框
onModalLeave() {
this.isHoveringModal = false;
this.modalTimer = setTimeout(() => {
this.showModal = false;
}, 300);
},
// 记录数据修改
async saveModificationRecord() {
// 添加修改记录到本地存储
const record = {
oldValue: this.oldValue,
newValue: this.inputValue,
timestamp: new Date().toLocaleString(), // 格式化时间
};
// 保存到 IndexedDB
try {
await this.saveRecordToDB(record);
// 保存成功后更新本地记录(可选,取决于是否需要立即显示)
// const records = await this.getRecordsFromDB();
// this.modificationRecords = records;
} catch (error) {
console.error('保存修改记录失败:', error);
}
// 发送事件告知父组件值已修改
this.$emit('modification-recorded', {
field: this.item.label || '',
oldValue: this.oldValue,
newValue: this.inputValue,
});
}
},
}
</script>
<style lang="scss">
.flex {
display: flex;
align-items: center;
}
.flex1 {
flex: 1;
}
.handle-row {
margin-left: 10px;
display: flex;
align-items: center;
cursor: pointer;
}
.w-100 {
width: 100%;
}
.handle-icon {
width: 18px;
height: 18px;
margin-left: 5px;
}
.ml-5 {
margin-left: 5px;
}
.orange {
color: #f9c588;
}
.green {
color: green;
}
.gray {
color: #b2b2b2;
}
.orange-border {
.el-input-group__prepend,input,
textarea {
border-color: #f9c588;
&:focus {
border-color: #f9c588;
}
&:hover {
border-color: #f9c588;
}
&:disabled {
border-color: #f9c588 !important;
}
}
}
.green-border {
.el-input-group__prepend,input,
textarea {
border-color: green;
&:focus {
border-color: green;
}
&:hover {
border-color: green;
}
&:disabled {
border-color: green !important;
}
}
}
.blue-border {
.el-input-group__prepend,input,
textarea {
border-color: #4ea2ff;
&:focus {
border-color: #4ea2ff;
}
&:hover {
border-color: #4ea2ff;
}
&:disabled {
border-color: #4ea2ff !important;
}
}
}
.error-border {
.el-input-group__prepend,input,
textarea,
.el-select,
.clickable,
.el-date-editor {
border-color: #f56c6c;
&:focus {
border-color: #f56c6c;
}
&:hover {
border-color: #f56c6c;
}
}
// el-select el-date-picker 添加错误边框样式
.el-select .el-input__inner,
.el-date-editor .el-input__inner {
border-color: #f56c6c;
}
// 处理 DecimalInput 组件的错误边框样式
:deep(.el-input-number) {
.el-input__inner {
border-color: #f56c6c;
}
}
// 为点击式表单项添加错误边框样式
.clickable {
border-color: #f56c6c;
}
}
.orange-bg {
background-color: #FFF1F1 !important; // 橙色背景透明度适中
input, textarea, .el-input__inner, .el-textarea__inner {
background-color: #FFF1F1 !important;
}
}
.modification-modal {
position: fixed;
z-index: 9999;
background-color: rgba(0, 0, 0, 0.7);
border-radius: 4px;
padding: 10px;
color: white;
max-height: 300px;
min-width: 250px;
overflow: hidden;
pointer-events: auto;
opacity: 0;
transform: scale(0.9);
transition: opacity 0.2s ease, transform 0.2s ease;
}
.modification-modal.show {
opacity: 1;
transform: scale(1);
}
.modification-modal .modal-content {
max-height: 280px;
overflow-y: auto;
padding-right: 5px;
}
.modification-modal .modal-content h4 {
margin: 0 0 10px 0;
font-size: 14px;
border-bottom: 1px solid #ccc;
padding-bottom: 5px;
}
.modification-modal .records-list {
font-size: 12px;
}
.modification-modal .record-item p {
margin: 5px 0;
word-break: break-all;
}
.modification-modal .record-item hr {
border: 0;
border-top: 1px solid #555;
margin: 8px 0;
}
.modification-modal .no-records {
text-align: center;
color: #aaa;
font-style: italic;
}
.clickable{
cursor: pointer;
width: auto;
// margin-left: 10px;
min-width: 100px;
height: 28px;
border-radius: 4px;
border:1px solid #4ea2ff;
display: flex;
align-items: center;
padding:0 15px;
font-size: 14px;
font-weight: normal;
color: #606266;
flex:1;
&.disabled{
cursor: not-allowed;
color: #c0c4cc;
background-color: #f5f7fa;
}
&.error-border{
border-color: #f56c6c !important;
}
}
</style>