/*
 * Licensed to the Apache Software Foundation (ASF) under one or more
 * contributor license agreements.  See the NOTICE file distributed with
 * this work for additional information regarding copyright ownership.
 * The ASF licenses this file to You under the Apache License, Version 2.0
 * (the "License"); you may not use this file except in compliance with
 * the License.  You may obtain a copy of the License at
 *
 *    http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */
<template>
  <div class="mr-model">
    <m-list-box>
      <div slot="text">{{$t('Program Type')}}</div>
      <div slot="content">
        <x-select v-model="programType" @on-change="_onChange" :disabled="isDetails" style="width: 110px;">
          <x-option
                  v-for="city in programTypeList"
                  :key="city.code"
                  :value="city.code"
                  :label="city.code">
          </x-option>
        </x-select>
      </div>
    </m-list-box>
    <m-list-box v-if="programType !== 'PYTHON'">
      <div slot="text">{{$t('Main Class')}}</div>
      <div slot="content">
        <x-input
                :disabled="isDetails"
                type="input"
                v-model="mainClass"
                :placeholder="$t('Please enter main class')"
                autocomplete="off">
        </x-input>
      </div>
    </m-list-box>
    <m-list-box>
      <div slot="text">{{$t('Main Package')}}</div>
      <div slot="content">
        <treeselect v-model="mainJar" :options="mainJarLists" :disable-branch-nodes="true" :normalizer="normalizer" :value-consists-of="valueConsistsOf" :disabled="isDetails"  :placeholder="$t('Please enter main package')">
          <div slot="value-label" slot-scope="{ node }">{{ node.raw.fullName }}</div>
        </treeselect>
      </div>
    </m-list-box>
    <m-list-box>
      <div slot="text">{{$t('App Name')}}</div>
      <div slot="content">
        <x-input
                :disabled="isDetails"
                type="input"
                v-model="appName"
                :placeholder="$t('Please enter app name(optional)')"
                autocomplete="off">
        </x-input>
      </div>
    </m-list-box>
    <m-list-box>
      <div slot="text">{{$t('Main Arguments')}}</div>
      <div slot="content">
        <x-input
                :autosize="{minRows:2}"
                :disabled="isDetails"
                type="textarea"
                v-model="mainArgs"
                :placeholder="$t('Please enter main arguments')"
                autocomplete="off">
        </x-input>
      </div>
    </m-list-box>
    <m-list-box>
      <div slot="text">{{$t('Option Parameters')}}</div>
      <div slot="content">
        <x-input
                :disabled="isDetails"
                :autosize="{minRows:2}"
                type="textarea"
                v-model="others"
                :placeholder="$t('Please enter option parameters')"
                autocomplete="off">
        </x-input>
      </div>
    </m-list-box>
    <m-list-box>
      <div slot="text">{{$t('Resources')}}</div>
      <div slot="content">
        <treeselect  v-model="resourceList" :multiple="true" :options="mainJarList" :normalizer="normalizer" :disabled="isDetails" :value-consists-of="valueConsistsOf" :placeholder="$t('Please select resources')">
          <div slot="value-label" slot-scope="{ node }">{{ node.raw.fullName }}</div>
        </treeselect>
      </div>
    </m-list-box>
    <m-list-box>
      <div slot="text">{{$t('Custom Parameters')}}</div>
      <div slot="content">
        <m-local-params
                ref="refLocalParams"
                @on-local-params="_onLocalParams"
                :udp-list="localParams"
                :hide="false">
        </m-local-params>
      </div>
    </m-list-box>
  </div>
</template>
<script>
  import _ from 'lodash'
  import i18n from '@/module/i18n'
  import mListBox from './_source/listBox'
  import mResources from './_source/resources'
  import mLocalParams from './_source/localParams'
  import Treeselect from '@riophae/vue-treeselect'
  import '@riophae/vue-treeselect/dist/vue-treeselect.css'
  import disabledState from '@/module/mixin/disabledState'
  export default {
    name: 'mr',
    data () {
      return {
        valueConsistsOf: 'LEAF_PRIORITY',
        // Main function class
        mainClass: '',
        // Master jar package
        mainJar: null,
        // Main package (List)
        mainJarLists: [],
        mainJarList: [],
        jarList: [],
        pyList: [],
        // Resource(list)
        resourceList: [],
        // Cache ResourceList
        cacheResourceList: [],
        // Custom parameter
        localParams: [],
        // MR app name
        appName: '',
        // Main arguments
        mainArgs: '',
        // Option parameters
        others: '',
        // Program type
        programType: 'JAVA',
        // Program type(List)
        programTypeList: [{ code: 'JAVA' }, { code: 'PYTHON' }],
        normalizer(node) {
          return {
            label: node.name
          }
        },
        allNoResources: [],
        noRes: []
      }
    },
    props: {
      backfillItem: Object
    },
    mixins: [disabledState],
    methods: {
      /**
       * programType change
       */
      _onChange(o) {
        if(o.value === 'PYTHON') {
          this.mainJarLists = this.pyList
        } else {
          this.mainJarLists = this.jarList
        }
      },
      /**
       * getResourceId
       */
      marjarId(name) {
        this.store.dispatch('dag/getResourceId',{
          type: 'FILE',
          fullName: '/'+name
        }).then(res => {
          this.mainJar = res.id
        }).catch(e => {
          this.$message.error(e.msg || '')
        })
      },
      /**
       * return localParams
       */
      _onLocalParams (a) {
        this.localParams = a
      },
      /**
       * return resourceList
       */
      _onResourcesData (a) {
        this.resourceList = a
      },
      /**
       * cache resourceList
       */
      _onCacheResourcesData (a) {
        this.cacheResourceList = a
      },
      diGuiTree(item) {  // Recursive convenience tree structure
        item.forEach(item => {
          item.children === '' || item.children === undefined || item.children === null || item.children.length === 0?　　　　　　　　
            this.operationTree(item) : this.diGuiTree(item.children);
        })
      },
      operationTree(item) {
        if(item.dirctory) {
          item.isDisabled =true
        }
        delete item.children
      },
      searchTree(element, id) {
        // 根据id查找节点
        if (element.id == id) {
          return element;
        } else if (element.children != null) {
          var i;
          var result = null;
          for (i = 0; result == null && i < element.children.length; i++) {
            result = this.searchTree(element.children[i], id);
          }
          return result;
        }
        return null;
      },
      dataProcess(backResource) {
        let isResourceId = []
        let resourceIdArr = []
        if(this.resourceList.length>0) {
          this.resourceList.forEach(v=>{
            this.mainJarList.forEach(v1=>{
              if(this.searchTree(v1,v)) {
                isResourceId.push(this.searchTree(v1,v))
              }
            })
          })
          resourceIdArr = isResourceId.map(item=>{
            return item.id
          })
          let diffSet
          diffSet = _.xorWith(this.resourceList, resourceIdArr, _.isEqual)
          let optionsCmp = []
          if(diffSet.length>0) {
            diffSet.forEach(item=>{
              backResource.forEach(item1=>{
                if(item==item1.id || item==item1.res) {
                  optionsCmp.push(item1)
                }
              })
            })
          }
          let noResources = [{
            id: -1,
            name: $t('No resources exist'),
            children: []
          }]
          if(optionsCmp.length>0) {
            this.allNoResources = optionsCmp
            optionsCmp = optionsCmp.map(item=>{
              return {id: item.id,name: item.name || item.res,fullName: item.res}
            })
            optionsCmp.forEach(item=>{
              item.isNew = true
            })
            noResources[0].children = optionsCmp
            this.mainJarList = _.filter(this.mainJarList, o=> { return o.id!==-1 })
            this.mainJarList = this.mainJarList.concat(noResources)
          }
        }
      },
      /**
       * verification
       */
      _verification () {
        if (this.programType !== 'PYTHON' && !this.mainClass) {
          this.$message.warning(`${i18n.$t('Please enter main class')}`)
          return false
        }

        if (!this.mainJar) {
          this.$message.warning(`${i18n.$t('Please enter main package')}`)
          return false
        }

        // noRes
        if (this.noRes.length>0) {
          this.$message.warning(`${i18n.$t('Please delete all non-existing resources')}`)
          return false
        }

        // localParams Subcomponent verification
        if (!this.$refs.refLocalParams._verifProp()) {
          return false
        }
        // storage
        this.$emit('on-params', {
          mainClass: this.mainClass,
          mainJar: {
            id: this.mainJar
          },
          resourceList: _.map(this.resourceList, v => {
            return {id: v}
          }),
          localParams: this.localParams,
          appName: this.appName,
          mainArgs: this.mainArgs,
          others: this.others,
          programType: this.programType
        })
        return true
      },
    
    },
    watch: {
      /**
       * monitor
       */
      programType (type) {
        if (type === 'PYTHON') {
          this.mainClass = ''
        }
      },
      //Watch the cacheParams
      cacheParams (val) {
        this.$emit('on-cache-params', val);
      }
    },
    computed: {
      cacheParams () {
        let isResourceId = []
        let resourceIdArr = []
        if(this.resourceList.length>0) {
          this.resourceList.forEach(v=>{
            this.mainJarList.forEach(v1=>{
              if(this.searchTree(v1,v)) {
                isResourceId.push(this.searchTree(v1,v))
              }
            })
          })
          resourceIdArr = isResourceId.map(item=>{
            return {id: item.id,name: item.name,res: item.fullName}
          })
        }
        let result = []
        resourceIdArr.forEach(item=>{
          this.allNoResources.forEach(item1=>{
            if(item.id==item1.id) {
              // resultBool = true
             result.push(item1)
            }
          })
        })
        this.noRes = result
        return {
          mainClass: this.mainClass,
          mainJar: {
            id: this.mainJar
          },
          resourceList: resourceIdArr,
          localParams: this.localParams,
          appName: this.appName,
          mainArgs: this.mainArgs,
          others: this.others,
          programType: this.programType
        }
      }
    },
    created () {
        let o = this.backfillItem
        let item = this.store.state.dag.resourcesListS
        let items = this.store.state.dag.resourcesListJar
        let pythonList = this.store.state.dag.resourcesListPy
        this.diGuiTree(item)
        this.diGuiTree(items)
        this.diGuiTree(pythonList)

        this.mainJarList = item
        this.jarList = items
        this.pyList = pythonList

        if(!_.isEmpty(o) && o.params.programType === 'PYTHON') {
          this.mainJarLists = pythonList
        } else {
          this.mainJarLists = items
        }
        

        // Non-null objects represent backfill
        if (!_.isEmpty(o)) {
          this.mainClass = o.params.mainClass || ''
          if(!o.params.mainJar.id) {
            this.marjarId(o.params.mainJar.res)
          } else if(o.params.mainJar.res=='') {
            this.mainJar = ''
          } else {
            this.mainJar = o.params.mainJar.id || ''
          }
          this.appName = o.params.appName || ''
          this.mainArgs = o.params.mainArgs || ''
          this.others = o.params.others
          this.programType = o.params.programType || 'JAVA'

          // backfill resourceList
          let resourceList = o.params.resourceList || []
          if (resourceList.length) {
            _.map(resourceList, v => {
              if(!v.id) {
                this.store.dispatch('dag/getResourceId',{
                  type: 'FILE',
                  fullName: '/'+v.res
                }).then(res => {
                  this.resourceList.push(res.id)
                  this.dataProcess(backResource)
                }).catch(e => {
                  this.resourceList.push(v.res)
                  this.dataProcess(backResource)
                })
              } else {
                this.resourceList.push(v.id)
                this.dataProcess(backResource)
              }
            })
            this.cacheResourceList = resourceList
          }

          // backfill localParams
          let backResource = o.params.resourceList || []
          let localParams = o.params.localParams || []
          if (localParams.length) {
            this.localParams = localParams
          }
        }
    },
    mounted () {

    },
    components: { mLocalParams, mListBox, mResources, Treeselect }
  }
</script>

<style lang="scss" rel="stylesheet/scss">
  .mr-model {
    .list-box-4p {
      .list {
        margin-bottom: 14px;
        .sp1 {
          float: left;
          width: 112px;
          text-align: right;
          margin-right: 10px;
          font-size: 14px;
          color: #777;
          display: inline-block;
          padding-top: 6px;
        }
        .sp2 {
          float: left;
          margin-right: 4px;
        }
      }
    }
  }
  .vue-treeselect--disabled {
    .vue-treeselect__control {
      background-color: #ecf3f8;
      .vue-treeselect__single-value {
        color: #6d859e;
      }
    }
  }
</style>
