cma-management/frontend/src/views/Login.vue

<template>
  <div class="login-page">
    <div class="login-card">
      <h1>管理会计OS</h1>
      <p class="subtitle">博海网络科技</p>
      <el-form ref="formRef" :model="form" label-width="0" @keyup.enter="handleLogin">
        <el-form-item>
          <el-input v-model="form.username" placeholder="用户名" size="large" @input="onUsernameChange" />
        </el-form-item>
        <!-- 固定企业版（VITE_FIXED_ENTITY_ID）：隐藏企业下拉，显示只读企业徽标 -->
        <el-form-item v-if="!isFixedEntity()">
          <el-select v-model="form.entity_id" placeholder="选择登录公司" size="large" style="width:100%" :disabled="entities.length === 0">
            <el-option v-for="e in entities" :key="e.id" :label="e.short_name || e.name" :value="e.id">
              <span>{{ e.short_name || e.name }}</span>
              <span style="float:right;color:#999;font-size:12px;">{{ e.name }}</span>
            </el-option>
          </el-select>
        </el-form-item>
        <el-form-item v-else>
          <div class="fixed-entity-badge">
            <span class="fe-label">登录企业</span>
            <span class="fe-name">{{ fixedEntityLabel }}</span>
          </div>
        </el-form-item>
        <el-form-item><el-input v-model="form.password" type="password" placeholder="密码" size="large" show-password /></el-form-item>
        <el-form-item><el-button type="primary" size="large" style="width:100%" :loading="loading" @click="handleLogin">登 录</el-button></el-form-item>
      </el-form>
    </div>
  </div>
</template>

<script setup lang="ts">
import { ref, reactive, computed } from 'vue'
import { useRouter } from 'vue-router'
import { ElMessage } from 'element-plus'
import { authApi } from '../api/index'
import { isFixedEntity, getFixedEntityId } from '../utils/entity'

const router = useRouter()
const loading = ref(false)
const entities = ref<any[]>([])
// 凭据面收口（2026-09-14 cma-defaultcred-code-fix）：不再预填默认口令。
// 演示包若确需"一键登录"便利，只能以构建期开关（如 VITE_DEMO_PREFILL，默认关闭）恢复，不在源码里留默认口令。
const form = reactive({ username: '', password: '', entity_id: undefined as number | undefined })

// ── 固定企业模式（Phase C）：构建期锁定单一企业，隐藏下拉、登录直接带固定 entity_id ──
const fixedMode = isFixedEntity()
const fixedEntityId = getFixedEntityId()

const fixedEntityLabel = computed(() => {
  if (fixedEntityId === undefined) return ''
  const e = entities.value.find((x: any) => x.id === fixedEntityId)
  if (e) return e.short_name || e.name
  return `企业 #${fixedEntityId}`
})

async function loadEntities(username: string) {
  try {
    const r: any = await authApi.loginEntities(username)
    entities.value = r.data || []
    // 切换版：默认选中第一个授权企业；固定企业版：登录时带构建锁定值，不自动改选
    if (!fixedMode && entities.value.length > 0 && (form.entity_id === undefined || !entities.value.some((e: any) => e.id === form.entity_id))) {
      form.entity_id = entities.value[0].id
    }
  } catch (_) {
    entities.value = []
  }
}

function onUsernameChange(val: string) {
  if (val && val.trim()) loadEntities(val.trim())
}

async function handleLogin() {
  const entityId = fixedMode ? fixedEntityId : form.entity_id
  if (entityId === undefined) {
    ElMessage.warning('请选择登录公司')
    return
  }
  loading.value = true
  try {
    const res: any = await authApi.login({ ...form, entity_id: Number(entityId) })
    localStorage.setItem('cma_token', res.token)
    localStorage.setItem('cma_user', JSON.stringify(res.user))
    localStorage.setItem('cma_entity_id', String(res.entity_id ?? res.user?.entity_id ?? 1))
    localStorage.setItem('cma_entity_name', res.entity_short_name || res.entity_name || '')
    router.push('/my-dashboard')
  } catch (e: any) {
    ElMessage.error(e?.response?.data?.detail || '登录失败')
  }
  loading.value = false
}

// 凭据面收口：不在挂载时用硬编码用户名（原 'admin'）触发企业枚举
// （login-entities 是公开端点，以固定用户名预取＝给匿名访客做用户名存在性探测）。
// 企业列表仅在用户输入用户名时由 onUsernameChange 加载；固定企业版展示走 fixedEntityLabel 的"企业 #id"兜底。
</script>

<style scoped>
.login-page { display: flex; align-items: center; justify-content: center; height: 100vh; background: linear-gradient(135deg, #667eea 0%, #764ba2 100%); }
.login-card { background: #fff; padding: 40px; border-radius: 12px; width: 380px; text-align: center; }
.login-card h1 { margin: 0 0 4px; font-size: 24px; }
.subtitle { color: #999; margin-bottom: 24px; }
/* 固定企业版登录徽标 */
.fixed-entity-badge { display: flex; align-items: center; justify-content: center; gap: 10px; width: 100%; height: 40px; border: 1px dashed #c0c4cc; border-radius: 6px; background: #f8f9fc; padding: 0 12px; }
.fe-label { color: #909399; font-size: 13px; }
.fe-name { color: #303133; font-size: 14px; font-weight: 600; }
@media screen and (max-width: 768px) {
  .login-page { padding: 20px; }
  .login-card { width: 100%; max-width: 380px; padding: 30px 24px; }
}
</style>