<template>
  <div class="spec-page">
    <!-- 规程类型 -->
    <div class="dict-toolbar-row">
      <div class="type-tab-bar">
        <span
          v-for="t in specTypeTab"
          :key="'stype-' + (t.value === '' ? 'all' : t.value)"
          :class="['type-tab', { active: activeSpecType === t.value }]"
          @click="switchSpecType(t.value)"
        >{{ t.label }}</span>
      </div>
      <dict-select
        toolbar-only
        :kisv="false"
        :editable="true"
        :refresh="false"
        :dict-type="DICT_SPEC_TYPE"
        panel-title="规程工艺类型字典"
        @dict-updated="loadSpecTypeDict"
      />
    </div>

    <!-- 产线 -->
    <div class="dict-toolbar-row line-row">
      <div class="line-tab-bar">
        <span
          :class="['line-tab', { active: activeLineId === '' }]"
          @click="switchLine('')"
        >全部</span>
        <span
          v-for="line in lineOptions"
          :key="'ln-' + line.lineId"
          :class="['line-tab', { active: lineTabActive(line) }]"
          @click="switchLine(line.lineId)"
        >{{ line.lineName }}</span>
      </div>
      <dict-select
        toolbar-only
        :kisv="false"
        :editable="true"
        :refresh="false"
        :dict-type="DICT_LINE"
        panel-title="规程产线筛选项（字典值为产线 line_id）"
        @dict-updated="loadLineOptions"
      />
    </div>

    <!-- 工具栏 -->
    <div class="toolbar">
      <div class="toolbar-left">
        <el-button type="primary" size="mini" icon="el-icon-plus" @click="handleAdd">新增</el-button>
        <el-button size="mini" icon="el-icon-edit" :disabled="single" @click="handleUpdate()">修改</el-button>
        <el-button size="mini" icon="el-icon-delete" :disabled="multiple" @click="handleDelete()">删除</el-button>
      </div>
      <div class="toolbar-right">
        <el-input
          v-model="queryParams.specName"
          size="small"
          placeholder="规程名称"
          clearable
          style="width:180px; margin-right:8px"
          @keyup.enter.native="handleQuery"
        />
        <el-button size="mini" type="primary" @click="handleQuery">查询</el-button>
        <el-button size="mini" @click="resetQuery">重置</el-button>
      </div>
    </div>

    <!-- 列表 -->
    <el-table
      v-loading="loading"
      :data="dataList"
      size="small"
      highlight-current-row
      @selection-change="handleSelectionChange"
    >
      <el-table-column type="selection" />
      <el-table-column label="规程编号" prop="specCode" show-overflow-tooltip />
      <el-table-column label="规程名称" prop="specName" show-overflow-tooltip />
      <el-table-column label="产品类型" prop="productType" show-overflow-tooltip />
      <el-table-column label="创建时间" prop="createTime" />
      <el-table-column label="启用" align="center">
        <template slot-scope="{ row }">
          <el-switch
            :value="row.isEnabled === 1"
            active-color="#5F7BA0"
            @change="toggleEnabled(row, $event)"
          />
        </template>
      </el-table-column>
      <el-table-column label="操作" align="right">
        <template slot-scope="{ row }">
          <el-button type="text" size="mini" @click="goVersionManage(row)">版本与方案</el-button>
          <el-button type="text" size="mini" @click="handleUpdate(row)">修改</el-button>
          <el-button type="text" size="mini" class="btn-danger" @click="handleDelete(row)">删除</el-button>
        </template>
      </el-table-column>
    </el-table>

    <pagination
      v-show="total > 0"
      :total="total"
      :page.sync="queryParams.pageNum"
      :limit.sync="queryParams.pageSize"
      @pagination="getList"
    />

    <!-- 新增/修改 -->
    <el-dialog :title="dialogTitle" :visible.sync="open" width="520px" append-to-body @close="reset">
      <el-form ref="form" :model="form" :rules="rules" label-width="88px" size="small">
        <el-form-item label="规程编号" prop="specCode">
          <el-input v-model="form.specCode" placeholder="唯一编号" maxlength="64" show-word-limit />
        </el-form-item>
        <el-form-item label="规程名称" prop="specName">
          <el-input v-model="form.specName" maxlength="200" show-word-limit />
        </el-form-item>
        <el-form-item label="规程类型" prop="specType">
          <el-select v-model="form.specType" style="width:100%">
            <el-option
              v-for="t in specTypeOptionsForForm"
              :key="t.dictValue"
              :label="t.dictLabel"
              :value="t.dictValue"
            />
          </el-select>
        </el-form-item>
        <el-form-item label="产线" prop="lineId">
          <el-select v-model="form.lineId" filterable placeholder="请选择" style="width:100%">
            <el-option
              v-for="line in lineOptionsForForm"
              :key="line.lineId"
              :label="lineOptLabel(line)"
              :value="line.lineId"
            />
          </el-select>
        </el-form-item>
        <el-form-item label="产品类型" prop="productType">
          <el-input v-model="form.productType" maxlength="100" />
        </el-form-item>
        <el-form-item label="是否启用" prop="isEnabled">
          <el-switch v-model="form.isEnabled" :active-value="1" :inactive-value="0" />
        </el-form-item>
        <el-form-item label="备注" prop="remark">
          <el-input v-model="form.remark" type="textarea" rows="2" maxlength="500" show-word-limit />
        </el-form-item>
      </el-form>
      <div slot="footer">
        <el-button size="small" @click="open = false">取消</el-button>
        <el-button size="small" type="primary" :loading="btnLoading" @click="submitForm">确定</el-button>
      </div>
    </el-dialog>
  </div>
</template>

<script>
import { getDicts } from '@/api/system/dict/data'
import { listProcessSpec, getProcessSpec, delProcessSpec, updateProcessSpec, addProcessSpec } from '@/api/wms/processSpec'
import { listProductionLine } from '@/api/wms/productionLine'

const DICT_SPEC_TYPE = 'wms_process_spec_type'
const DICT_LINE = 'wms_process_spec_line'

const DEFAULT_SPEC_TYPES = [
]

export default {
  name: 'ProcessSpec',
  data() {
    return {
      DICT_SPEC_TYPE,
      DICT_LINE,
      loading: false,
      btnLoading: false,
      total: 0,
      dataList: [],
      ids: [],
      single: true,
      multiple: true,
      open: false,
      dialogTitle: '',
      specTypeRows: [],
      lineOptions: [],
      activeSpecType: '',
      activeLineId: '',
      queryParams: {
        pageNum: 1,
        pageSize: 20,
        specName: undefined,
        specType: undefined,
        lineId: undefined
      },
      form: {},
      rules: {
        specCode: [{ required: true, message: '规程编号不能为空', trigger: 'blur' }],
        specName: [{ required: true, message: '规程名称不能为空', trigger: 'blur' }],
        specType: [{ required: true, message: '请选择规程类型', trigger: 'change' }],
        lineId: [{ required: true, message: '请选择产线', trigger: 'change' }]
      }
    }
  },
  computed: {
    specTypeTab() {
      const rows = this.mergeSpecTypeRowsWithDefaults()
      const sorted = [...rows].sort((a, b) => (Number(a.dictSort) || 0) - (Number(b.dictSort) || 0))
      return [{ label: '全部', value: '' }, ...sorted.map(r => ({ label: r.dictLabel, value: r.dictValue }))]
    },
    specTypeOptionsForForm() {
      const rows = this.mergeSpecTypeRowsWithDefaults()
      return [...rows].sort((a, b) => (Number(a.dictSort) || 0) - (Number(b.dictSort) || 0))
    },
    lineOptionsForForm() {
      return this.lineOptions
    }
  },
  created() {
    Promise.all([this.loadSpecTypeDict(), this.loadLineOptions()]).finally(() => {
      this.getList()
    })
  },
  methods: {
    /**
     * 工艺类型：默认 PROCESS/STANDARD 与字典合并。若仅有字典中存在的新项，仍可保留两行基础兜底；同 dict_value 以字典为准（可改名、调 sort）。
     */
    mergeSpecTypeRowsWithDefaults() {
      const byVal = new Map()
      DEFAULT_SPEC_TYPES.forEach(row => {
        byVal.set(row.dictValue, { ...row })
      })
      for (const row of this.specTypeRows || []) {
        if (!row || row.dictValue === undefined || row.dictValue === null || row.dictValue === '') continue
        const v = String(row.dictValue)
        const prev = byVal.get(v)
        const sort = row.dictSort != null && row.dictSort !== ''
          ? Number(row.dictSort)
          : (prev && prev.dictSort != null ? prev.dictSort : 999)
        const label = (row.dictLabel != null && String(row.dictLabel).trim() !== '')
          ? row.dictLabel
          : (prev && prev.dictLabel)
        byVal.set(v, {
          dictLabel: label,
          dictValue: v,
          dictSort: sort
        })
      }
      return Array.from(byVal.values())
    },
    /**
     * 产线 ID 与字典值：用数字字符串，避免超过 Number.MAX_SAFE_INTEGER 时精度丢失（雪花 id）。
     */
    normalizeLineIdString(value) {
      if (value === undefined || value === null || value === '') return ''
      const s = String(value).trim()
      return /^\d+$/.test(s) ? s : ''
    },
    /** Tab 高亮：雪花 id 一律按字符串比较 */
    lineTabActive(line) {
      if (this.activeLineId === '' || this.activeLineId === undefined) return false
      return String(this.activeLineId) === String(line.lineId)
    },
    parseDictRows(res) {
      const rows = (res.data || []).filter(d => d.status === '0' || d.status === undefined)
      rows.sort((a, b) => (Number(a.dictSort) || 0) - (Number(b.dictSort) || 0))
      return rows
    },
    async loadSpecTypeDict() {
      try {
        const res = await getDicts(DICT_SPEC_TYPE)
        this.specTypeRows = this.parseDictRows(res)
      } catch (err) {
        console.error('规程工艺类型字典加载失败', err)
        this.specTypeRows = []
      }
    },
    /**
     * 产线 Tab：产线主表 ∪ 字典中合法数字 line_id（字典独有也会显示 Tab）。
     * line_id 全程用数字字符串，避免超过 Number.MAX_SAFE_INTEGER 时精度丢失；字典值须为数字 line_id。
     */
    async loadLineOptions() {
      const previousOptions = Array.isArray(this.lineOptions) && this.lineOptions.length
        ? this.lineOptions.map(o => ({ ...o }))
        : []

      let dictRows = []
      try {
        const res = await getDicts(DICT_LINE)
        dictRows = this.parseDictRows(res)
      } catch (err) {
        console.error('规程产线字典加载失败', err)
      }

      const dictMeta = new Map()
      for (const d of dictRows) {
        const idStr = this.normalizeLineIdString(d.dictValue)
        if (!idStr) continue
        const sort = Number(d.dictSort) || 0
        const label = (d.dictLabel != null && String(d.dictLabel).trim() !== '')
          ? String(d.dictLabel).trim()
          : idStr
        dictMeta.set(idStr, { label, sort })
      }

      let tableLines = []
      // try {
      //   const res = await listProductionLine({ pageNum: 1, pageSize: 500 })
      //   tableLines = (res.rows || []).map(p => {
      //     const idStr = this.normalizeLineIdString(p.lineId) || (p.lineId != null ? String(p.lineId).trim() : '')
      //     return {
      //       lineId: idStr,
      //       lineName: p.lineName,
      //       lineCode: p.lineCode
      //     }
      //   }).filter(p => p.lineId)
      // } catch (e2) {
      //   console.error('产线列表加载失败', e2)
      // }

      const tableIdSet = new Set(tableLines.map(l => String(l.lineId)))
      const next = []

      for (const line of tableLines) {
        const idStr = String(line.lineId)
        const dm = dictMeta.get(idStr)
        next.push({
          lineId: idStr,
          lineName: dm ? dm.label : line.lineName,
          lineCode: line.lineCode
        })
      }

      const dictOnly = []
      for (const [idStr, meta] of dictMeta) {
        if (!tableIdSet.has(idStr)) {
          dictOnly.push({ lineId: idStr, lineName: meta.label, lineCode: undefined, _sort: meta.sort })
        }
      }
      dictOnly.sort((a, b) => a._sort - b._sort)
      dictOnly.forEach(d => {
        const { _sort, ...rest } = d
        next.push(rest)
      })

      if (next.length === 0 && previousOptions.length > 0) {
        console.warn('[规程产线] 本次未解析出有效筛选项（可能字典值非数字或产线接口异常），保留上一版 Tab')
        return
      }
      this.lineOptions = next
    },
    lineOptLabel(line) {
      if (line.lineCode) {
        return `${line.lineName}（${line.lineCode}）`
      }
      return line.lineName
    },
    getList() {
      this.loading = true
      listProcessSpec(this.queryParams).then(res => {
        this.dataList = res.rows || []
        this.total = res.total || 0
      }).finally(() => { this.loading = false })
    },
    switchSpecType(val) {
      this.activeSpecType = val
      this.queryParams.specType = val || undefined
      this.queryParams.pageNum = 1
      this.getList()
    },
    switchLine(lineId) {
      if (lineId === '' || lineId === undefined || lineId === null) {
        this.activeLineId = ''
      } else {
        const s = this.normalizeLineIdString(lineId)
        this.activeLineId = s || String(lineId).trim()
      }
      this.queryParams.lineId = this.activeLineId === '' ? undefined : this.activeLineId
      this.queryParams.pageNum = 1
      this.getList()
    },
    handleQuery() {
      this.queryParams.pageNum = 1
      this.getList()
    },
    resetQuery() {
      this.queryParams.specName = undefined
      this.handleQuery()
    },
    handleSelectionChange(sel) {
      this.ids = sel.map(r => r.specId)
      this.single = sel.length !== 1
      this.multiple = !sel.length
    },
    defaultSpecType() {
      const first = this.specTypeOptionsForForm[0]
      return first ? first.dictValue : 'PROCESS'
    },
    reset() {
      this.form = {
        specId: undefined,
        specCode: undefined,
        specName: undefined,
        specType: this.defaultSpecType(),
        lineId: undefined,
        productType: undefined,
        isEnabled: 1,
        remark: undefined
      }
      this.$refs.form && this.$refs.form.clearValidate()
    },
    handleAdd() {
      this.reset()
      this.dialogTitle = '新增规程'
      this.open = true
    },
    handleUpdate(row) {
      this.reset()
      const specId = row ? row.specId : this.ids[0]
      getProcessSpec(specId).then(res => {
        this.form = res.data || {}
        if (this.form.lineId != null && this.form.lineId !== '') {
          const sid = this.normalizeLineIdString(this.form.lineId)
          this.form.lineId = sid || String(this.form.lineId).trim()
        }
        this.dialogTitle = '修改规程'
        this.open = true
      })
    },
    submitForm() {
      this.$refs.form.validate(valid => {
        if (!valid) return
        this.btnLoading = true
        const req = this.form.specId ? updateProcessSpec(this.form) : addProcessSpec(this.form)
        req.then(() => {
          this.$modal.msgSuccess('保存成功')
          this.open = false
          this.getList()
        }).finally(() => { this.btnLoading = false })
      })
    },
    handleDelete(row) {
      const ids = row ? row.specId : this.ids
      this.$modal.confirm('确认删除所选规程？').then(() => {
        this.loading = true
        return delProcessSpec(ids)
      }).then(() => {
        this.$modal.msgSuccess('删除成功')
        this.getList()
      }).catch(() => {}).finally(() => { this.loading = false })
    },
    toggleEnabled(row, val) {
      const updated = { ...row, isEnabled: val ? 1 : 0 }
      updateProcessSpec(updated).then(() => {
        row.isEnabled = updated.isEnabled
      }).catch(() => {})
    },
    goVersionManage(row) {
      const pathCurrent = this.$route.path.replace(/\/$/, '')
      const m = pathCurrent.match(/^(.*\/processSpec)(?:\/.*)?$/)
      const base = m ? m[1] : pathCurrent
      this.$router.push({ path: `${base}/version`, query: { specId: String(row.specId) } })
    }
  }
}
</script>

<style scoped>
.spec-page {
  padding: 16px 20px;

  min-height: 100%;
}

/* ── 双色主题：默认=白底灰边，激活/主操作=深藏青 #5F7BA0 ── */

.dict-toolbar-row {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px 10px;
  margin-bottom: 6px;
}

.dict-toolbar-row.line-row {
  margin-bottom: 12px;
}

.type-tab-bar {
  display: flex;
  flex: 0 1 auto;
  flex-wrap: wrap;
  gap: 0;
  border-radius: 4px;
  overflow: hidden;
  border: 1px solid #dcdfe6;
}

.type-tab {
  padding: 5px 14px;
  font-size: 12px;
  cursor: pointer;
  color: #606266;
  background: #fff;
  border: none;
  border-right: 1px solid #dcdfe6;
  transition: color .15s, background .15s;
  user-select: none;
  line-height: 1;
}

.type-tab:last-child { border-right: none; }
.type-tab:hover { color: #5F7BA0; }

.type-tab.active {
  color: #fff;
  background: #5F7BA0;
}

.line-tab-bar {
  display: flex;
  flex-wrap: wrap;
  flex: 0 1 auto;
  align-items: center;
  gap: 6px;
  padding: 10px 0;
  min-width: 0;
}

.line-tab {
  padding: 4px 12px;
  border-radius: 4px;
  font-size: 12px;
  cursor: pointer;
  color: #606266;
  background: #fff;
  border: 1px solid #dcdfe6;
  transition: color .15s, background .15s, border-color .15s;
  user-select: none;
  line-height: 1;
}

.line-tab:hover { color: #5F7BA0; border-color: #5F7BA0; }

.line-tab.active {
  color: #fff;
  background: #5F7BA0;
  border-color: #5F7BA0;
}

.toolbar {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 10px;
}

.toolbar-left,
.toolbar-right {
  display: flex;
  align-items: center;
  gap: 6px;
}

.el-table {
  border-radius: 4px;
  overflow: hidden;
}

/* el-button：主操作类 → 深藏青；默认类 → 白底灰边 */
::v-deep .el-button--primary {
  color: #fff !important;
  background: #5F7BA0 !important;
  border-color: #5F7BA0 !important;
}
::v-deep .el-button--primary:hover,
::v-deep .el-button--primary:focus {
  background: #4d6a8e !important;
  border-color: #4d6a8e !important;
}
::v-deep .el-button--primary:active { background: #4a6585 !important; border-color: #4a6585 !important; }
::v-deep .el-button--primary.is-disabled { opacity: .5; }

::v-deep .el-button:not(.el-button--primary):not(.el-button--text):not(.el-button--danger):not(.el-button--info) {
  color: #606266 !important;
  background: #fff !important;
  border-color: #dcdfe6 !important;
}
::v-deep .el-button:not(.el-button--primary):not(.el-button--text):not(.el-button--danger):not(.el-button--info):hover {
  color: #5F7BA0 !important;
  border-color: #5F7BA0 !important;
}
::v-deep .el-button:not(.el-button--primary):not(.el-button--text):not(.el-button--danger):not(.el-button--info).is-disabled { opacity: .5; }

::v-deep .el-button--text { background: transparent !important; border-color: transparent !important; }
::v-deep .el-button--text.btn-danger { color: #f56c6c !important; }

.btn-danger { color: #f56c6c; }

/* 与 Tab 同一行时，将齿轮框配色贴近规程主题 */
::v-deep .dict-toolbar-row .el-icon-setting {
  color: #5F7BA0;
}
</style>
