<template>
  <div class="node__container">
    <NodeState :state="nodeOperatingStatus">
      <template #input>
        <JsonViewer :value="inputJsonData" copyable boxed sort theme="light" />
      </template>
      <template #output>
        <JsonViewer v-if="props.properties.outputType === 'json'" :value="outputJsonData" copyable boxed sort theme="light" />
        <el-image
            v-if="props.properties.outputType === 'img'"
            v-for="item in outputJsonData.imageUrl"
            style="width: 60px; height: 60px"
            :src="item"
            :preview-src-list="outputJsonData.imageUrl"
            :preview-teleported="true"
            show-progress
            fit="fill"
        />
        <IPlayer v-if="props.properties.outputType === 'video'" v-for="item in outputJsonData.videoUrl" :videoUrl="item" />
      </template>
    </NodeState>
    <NodeTitle
      :icon="props.properties.icon"
      :nodeId="props.model.id"
      :nodeProperties="props.properties"
      :nodeName="props.properties.name"
      :nodeDesc="props.properties.desc"
    />
    <div class="input__container">
      <div class="title">
        <div class="left">
          <div class="tag"></div>
          <div class="text">输入</div>
        </div>
        <div class="right" v-if="properties.properties?.canAddFormItem">
          <el-button
            :disabled="flowStore.disableForm"
            @click="addFormItem"
            class="addFormItem"
          >
            <el-icon :size="20"><Plus /></el-icon>
          </el-button>
        </div>
      </div>
      <div class="form__container">
        <el-form
          :inline="true"
          :model="formData"
          :rules="rules"
          ref="dynamicForm"
          label-position="top"
          label-width="auto"
          :disabled="flowStore.disableForm"
        >
          <div v-for="(property, index) in formData.nodeParams" :key="index">
            <el-row>
              <el-form-item
                :label="index === 0 ? '参数名' : ''"
                :prop="`nodeParams.${index}.name`"
                :rules="[{ required: true, message: '请输入参数名', trigger: 'blur' }]"
              >
                <el-input
                  :disabled="property?.disabled || false"
                  v-model="property.name"
                  placeholder="请输入"
                  clearable
                />
              </el-form-item>
              <el-form-item
                :label="index === 0 ? '参数值' : ''"
                :prop="`nodeParams.${index}.type`"
              >
                <el-select v-model="property.type" @change="handleTypeChange(index)">
                  <el-option label="引用" value="quote" />
                  <el-option label="输入" value="input" />
                </el-select>
                <el-form-item
                  v-if="property.type === 'input'"
                  :rules="[{ required: true, message: '请输入参数值', trigger: 'blur' }]"
                  :prop="`nodeParams.${index}.input`"
                >
                    <el-input-number v-if="property.componentType === 'number'" v-model="property.input" :min="0" :controls="false" :step-strictly="true" placeholder="请输入" clearable />
                    <el-select v-model="property.input" v-else-if="property.componentType === 'select'" >
                        <el-option v-for="item in property.selectOptions" :key="item" :label="item" :value="item" />
                    </el-select>
                    <el-input v-else v-model="property.input" placeholder="请输入" clearable />
                </el-form-item>
                <el-form-item
                  v-if="property.type === 'quote'"
                  :rules="[{ required: true, message: '请选择参数值', trigger: 'blur' }]"
                  :prop="`nodeParams.${index}.quote`"
                >
                  <el-cascader
                    :ref="el => { if (el) cascaderRefs[index] = el }"
                    v-model="property.quote"
                    :options="quoteOptions"
                    placeholder="请选择"
                    @visible-change="visibleChange"
                    @change="(value) => cascaderChange(value, index)"
                  />
                </el-form-item>
              </el-form-item>
            </el-row>
          </div>
        </el-form>
      </div>
    </div>
    <div class="output__container" v-if="props.properties?.outputParams?.length > 0">
      <div class="title">
        <div class="left">
          <div class="tag"></div>
          <div class="text">输出</div>
        </div>
        <div class="right" >
          <el-button
            :disabled="flowStore.disableForm"
            @click="addOutputFormItem"
            class="addFormItem"
          >
            <el-icon :size="20"><Plus /></el-icon>
          </el-button>
        </div>
      </div>

      <div class="form__container">
        <el-form
          :inline="true"
          :model="formData"
          label-position="top"
          label-width="auto"
          :rules="outputRules"
          ref="outputFormRef"
        >
          <!-- <el-row v-for="(item, index) in formData.outputParams">
            <el-form-item :label="index === 0 ? '参数名' : ''" >
              <el-input :value="item.name" :disabled="item?.disabled" />
            </el-form-item>
            <el-form-item :label="index === 0 ? '参数类型' : ''" >
              <el-input :value="item.type" />
            </el-form-item>
            <el-form-item :label="index === 0 ? '描述' : ''">
              <el-input :value="item.desc" />
            </el-form-item>
          </el-row> -->
           <FormItemRecursive
            :current-list="formData.outputParams"
            prop-path="outputParams"
            :depth="0"
            :is-first-level="true"
            :endDepth="2"
            :parent-path="[]"
            @delete-item="deleteTopLevelItem"
          />
        </el-form>
      </div>
    </div>
  </div>
</template>

<script setup>
import { ref, reactive, onMounted, onUnmounted } from "vue";
import { getInput } from "@/utils/flow";
import { useFlowStore } from "@/store/modules/flow";
import { Plus } from "@element-plus/icons-vue";
import NodeTitle from "../../components/NodeTitle.vue";
import NodeState from "../../components/NodeState.vue";
import "vue3-json-viewer/dist/index.css";
import { emitter } from "@/utils/eventBus";
import IPlayer from "@/views/device/register/components/LogicFlow/IPlayer/index.vue";
import FormItemRecursive from "./FormItemRecursive.vue";

const props = defineProps({
  model: Object,
  properties: Object,
});

const emits = defineEmits(["contentChange"]);

const flowStore = useFlowStore();

const formData = reactive({
  nodeParams: [],
  outputParams: []
});

const rules = reactive({});

const quoteOptions = ref([]);
const handleTypeChange = (index) => {
  if (formData.nodeParams[index].type === "input") {
    formData.nodeParams[index].quote = "";
  } else {
    formData.nodeParams[index].input = "";
    const option = getInput(props.model.id);
    console.log('option', option)
    if (option) {
      quoteOptions.value = option;
    }
  }
};

const cascaderRefs = ref([])
const outputRules = reactive({});
const cascaderChange = (value, index) => {
  const selectedOptions = cascaderRefs.value[index].getCheckedNodes(true);
  formData.nodeParams[index].quoteType = selectedOptions[0].data.type
}

const addOutputFormItem = () => {
  formData.outputParams.push({
    name: '',
    type: '',
    desc: '',
    children: []
  })
}

const dynamicForm = ref();
const outputFormRef = ref()
const setNodeProperties = async () => {
  try {
    const result = await dynamicForm.value.validate();
    console.log(123456)
    const test = await outputFormRef.value.validate()
    console.log('test', test)
    if (result) {
      const data = toRaw(formData);
      console.log('data', data)
      const properties = lf.getProperties(props.model.id);
      lf.setProperties(props.model.id, {
        ...properties,
        ...data,
      });
      emits("contentChange");
    }
  } catch {
    // dynamicForm.value.clearValidate();
  }
};

const nodeOperatingStatus = ref("NORMAL");
const inputJsonData = ref({});
const outputJsonData = ref({});

const visibleChange = (value) => {
  if (value) {
    const option = getInput(props.model.id);
    if (option) {
      quoteOptions.value = option;
    }
  }
};

const validateForm = async () => {
  try {
    const result = await dynamicForm.value.validate();
    if (result) {
      return { valid: true, message: "验证通过" };
    } else {
      return { valid: false, message: "验证失败" };
    }
  } catch {
    return { valid: false, message: "验证失败" };
  }
};

const addFormItem = () => {
  formData.nodeParams.push({
    name: "",
    type: "",
    desc: "",
    required: false,
    children: [],
  });
  emits("contentChange");
};

// 删除顶层表单项
const deleteTopLevelItem = (fullPath) => {
// 从顶层数据开始查找
  let currentLevel = formData.outputParams;
  
  // 遍历路径（除最后一个索引，因为最后一个是要删除的项）
  for (let i = 0; i < fullPath.length - 1; i++) {
    const index = fullPath[i];
    // 进入下一层级
    currentLevel = currentLevel[index].children;
  }
  
  // 最后一个索引是当前层级要删除的项
  const lastIndex = fullPath[fullPath.length - 1];
  currentLevel.splice(lastIndex, 1);
  emits("contentChange");
}

watch(
  () => props.properties,
  () => {
    if (props.properties.nodeParams && props.properties.nodeParams.length > 0) {
      formData.nodeParams = props.properties.nodeParams;
      const option = getInput(props.model.id);
      if (option) {
        quoteOptions.value = option;
      }
    }
    if (props.properties.outputParams && props.properties.outputParams.length > 0) {
      formData.outputParams = props.properties.outputParams;
    }
  },
  {
    immediate: true,
    deep: true,
  }
);

onMounted(() => {
  emitter.on("changeNodeState", (data) => {
    if (data.nodeId === props.model.id) {
      nodeOperatingStatus.value = data.status;
      let inputData = {};
      let output = {};
      try {
        inputData = JSON.parse(data.paramsIn) || {};
        output = JSON.parse(data.paramsOut) || {};
      } catch (error) {
        inputData = data.paramsIn || {};
        output = data.paramsOut || {};
      }
      inputJsonData.value = inputData;
      outputJsonData.value = output;
      emits("contentChange");
    }
  });

  emitter.on("contentChange", (data) => {
    if (data.id === props.model.id) {
      nodeOperatingStatus.value = "NORMAL";
      inputJsonData.value = {};
      outputJsonData.value = {};
      emits("contentChange");
    }
  });
});

onUnmounted(() => {
  emitter.off("changeNodeState");
  emitter.off("contentChange");
});

defineExpose({
  validateForm,
  setNodeProperties,
});
</script>

<style lang="scss" scoped>
.node__container {
  width: 100%;
  height: auto;

  .input__container {
    width: 100%;
    background-color: #fafbfc;
    padding: 0 16px;
    border-radius: 8px;
    box-sizing: border-box;

    .title {
      height: 32px;
      display: flex;
      align-items: center;
      justify-content: space-between;

      .left {
        display: flex;
        align-items: center;

        .tag {
          width: 3px;
          height: 16px;
          background: #1664ff;
          border-radius: 0 4px 4px 0;
          margin-right: 12px;
        }

        .text {
          font-size: 16px;
          font-weight: 700;
          color: #0c0d0e;
        }
      }

      .right {
        .addFormItem {
          border: none;
          background: transparent;
          cursor: pointer;
        }
      }
    }

    .form__container {
      margin: 12px 0;

      .sub-properties {
        margin-left: 10px;
        .zw {
          margin-left: 15px;
          &::before {
            content: "";
            position: absolute;
            left: 0;
            top: -4px;
            width: 10px;
            border-left: 1px solid gray;
            border-bottom: 1px solid gray;
            border-bottom-left-radius: 4px;
            background-color: transparent;
            height: 24px;
          }
        }
      }

      .gSon-properties {
        margin-left: 10px;
        .zw {
          margin-left: 15px;
          &::before {
            content: "";
            position: absolute;
            left: 0;
            top: -4px;
            width: 10px;
            border-left: 1px solid gray;
            border-bottom: 1px solid gray;
            border-bottom-left-radius: 4px;
            background-color: transparent;
            height: 24px;
          }
        }
      }
    }
  }

  .output__container {
    width: 100%;
    background-color: #fafbfc;
    padding: 0 16px;
    border-radius: 8px;
    box-sizing: border-box;

    .title {
      height: 32px;
      display: flex;
      align-items: center;
      justify-content: space-between;

      .left {
        display: flex;
        align-items: center;

        .tag {
          width: 3px;
          height: 16px;
          background: #1664ff;
          border-radius: 0 4px 4px 0;
          margin-right: 12px;
        }

        .text {
          font-size: 16px;
          font-weight: 700;
          color: #0c0d0e;
        }
      }

      .right {
        .addFormItem {
          border: none;
          background: transparent;
          cursor: pointer;
        }
      }
    }

    .form__container {
      margin: 12px 0;
    }
  }

  :deep(.el-row) {
    align-items: end;
    
    .el-input {
        --el-input-width: 120px;
    }

    .el-select {
        --el-select-width: 120px;
    }

    .el-cascader {
      --el-form-inline-content-width: 120px;
    }
  }
}
</style>
