<template>
    <ma-form-item
        v-if="typeof props.component.display == 'undefined' || props.component.display === true"
        :component="props.component"
        :custom-field="props.customField"
    >
        <slot :name="`form-${props.component.dataIndex}`" v-bind="props.component">
            <a-textarea
                v-model="value"
                :size="props.component.size"
                :allow-clear="props.component.allowClear ?? true"
                :disabled="props.component.disabled"
                :readonly="props.component.readonly"
                :auto-size="props.component.autoSize"
                :error="props.component.error"
                :placeholder="props.component.placeholder ?? `请输入${props.component.title}`"
                :max-length="props.component.maxLength"
                :show-word-limit="props.component.showWordLimit"
                :word-length="props.component.wordLength"
                :word-slice="props.component.wordSlice"
                @input="maEvent.handleInputEvent(props.component, $event)"
                @change="maEvent.handleChangeEvent(props.component, $event)"
                @clear="maEvent.handleCommonEvent(props.component, 'onClear')"
                @focus="maEvent.handleCommonEvent(props.component, 'onFocus')"
                @blur="maEvent.handleCommonEvent(props.component, 'onBlur')"
            >
            </a-textarea>
        </slot>
    </ma-form-item>
</template>

<script setup>
import { ref, inject, onMounted, watch } from "vue"
import { get, set } from "lodash"
import MaFormItem from "./form-item.vue"
import { maEvent } from "../js/formItemMixin.js"
const props = defineProps({
    component: Object,
    customField: { type: String, default: undefined }
})

const formModel = inject("formModel")
const index = props.customField ?? props.component.dataIndex
const value = ref(get(formModel.value, index))

watch(
    () => get(formModel.value, index),
    (vl) => (value.value = vl)
)
watch(
    () => value.value,
    (v) => {
        set(formModel.value, index, v)
        index.indexOf(".") > -1 && delete formModel.value[index]
    }
)

maEvent.handleCommonEvent(props.component, "onCreated")
onMounted(() => {
    maEvent.handleCommonEvent(props.component, "onMounted")
})
</script>
