mihomo-patchbay/web/views/InboundForm.vue

<script setup lang="ts">
/**
 * 新增或编辑一路命名入站。
 *
 * 用原生 <dialog>：焦点捕获、Esc 关闭、背景遮罩都是浏览器自带的行为，
 * 自己实现一遍只会做得更差。
 *
 * 表单字段来自从内核源码提取的字段表。只呈现公共字段加该类型的必填项——
 * 20 种类型合计 398 个字段，全铺出来没人填得完，冷门字段留给配置文件手写。
 */
import { computed, ref, watch } from 'vue'
import type { Inbound } from '@shared/inbounds.ts'
import type { FieldSpec, ListenerFields } from '../api'
import type { ConfigObject } from '../../vendor/config-editor/index.ts'
import IconClose from '~icons/ri/close-line'

const props = defineProps<{
  open: boolean
  /** 传了就是编辑，没传就是新增 */
  editing: Inbound | null
  fields: ListenerFields | null
  /** 已被占用的名字，用来挡重名 */
  takenNames: string[]
  saving: boolean
}>()

const emit = defineEmits<{
  close: []
  submit: [entry: ConfigObject]
}>()

/** 常见的客户端入站排在前面——给容器开端口用的就是这几种。 */
const COMMON_TYPES = ['mixed', 'http', 'socks', 'redir', 'tproxy', 'tunnel', 'tun']

const dialog = ref<HTMLDialogElement | null>(null)
const name = ref('')
const type = ref('mixed')
const port = ref('')
const listen = ref('')
const extras = ref<Record<string, string>>({})

const allTypes = computed(() => Object.keys(props.fields?.types ?? {}))
const serverTypes = computed(() => allTypes.value.filter((t) => !COMMON_TYPES.includes(t)))

/** 当前类型的必填字段，公共字段之外的那些。 */
const requiredExtras = computed<FieldSpec[]>(
  () => props.fields?.types[type.value]?.fields.filter((f) => f.required && !f.key.includes('.')) ?? [],
)

const typeNote = computed(() => props.fields?.types[type.value]?.note ?? '')

const nameTaken = computed(
  () =>
    name.value.trim() !== '' &&
    props.takenNames.includes(name.value.trim()) &&
    name.value.trim() !== props.editing?.name,
)

const portInvalid = computed(() => {
  const raw = port.value.trim()
  if (raw === '') return false
  // 端口支持 "7890"、"200,302"、"401-429" 这几种写法
  return !/^\d+([,-]\d+)*$/.test(raw)
})

const canSubmit = computed(
  () =>
    name.value.trim() !== '' &&
    port.value.trim() !== '' &&
    !nameTaken.value &&
    !portInvalid.value &&
    requiredExtras.value.every((f) => (extras.value[f.key] ?? '').trim() !== '') &&
    !props.saving,
)

watch(
  () => props.open,
  (open) => {
    if (open) {
      const e = props.editing
      name.value = e?.name ?? ''
      type.value = e?.type ?? 'mixed'
      port.value = e?.port ?? ''
      listen.value = e?.listen ?? ''
      extras.value = {}
      dialog.value?.showModal()
    } else {
      dialog.value?.close()
    }
  },
)

/** 把表单值转成配置里该有的形状。空字段不写，避免生成一堆没意义的键。 */
function submit() {
  if (!canSubmit.value) return
  const entry: ConfigObject = {
    name: name.value.trim(),
    type: type.value,
    port: /^\d+$/.test(port.value.trim()) ? Number(port.value.trim()) : port.value.trim(),
  }
  if (listen.value.trim()) entry.listen = listen.value.trim()

  for (const field of requiredExtras.value) {
    const raw = (extras.value[field.key] ?? '').trim()
    if (!raw) continue
    if (field.type === 'number') entry[field.key] = Number(raw)
    else if (field.type === 'string[]') entry[field.key] = raw.split(/[,\s]+/).filter(Boolean)
    else if (field.type === 'boolean') entry[field.key] = raw === 'true'
    else entry[field.key] = raw
  }

  // 编辑时保留原来的出站和附加规则——它们在右侧面板改，不归这个表单管
  if (props.editing?.outbound.kind === 'named') entry.proxy = props.editing.outbound.name
  else if (props.editing?.outbound.kind === 'direct') entry.proxy = 'DIRECT'
  else if (props.editing?.outbound.kind === 'global') entry.proxy = 'GLOBAL'
  if (props.editing?.ruleSet) entry.rule = props.editing.ruleSet

  emit('submit', entry)
}
</script>

<template>
  <dialog ref="dialog" class="dlg" @close="emit('close')" @cancel.prevent="emit('close')">
    <form method="dialog" @submit.prevent="submit">
      <header class="dlg-head">
        <h2>{{ editing ? '编辑路由' : '新增路由' }}</h2>
        <button type="button" class="x" @click="emit('close')"><IconClose /></button>
      </header>

      <div class="body">
        <label class="row">
          <span class="k">名称</span>
          <span class="v">
            <input v-model="name" type="text" placeholder="容器A" autocomplete="off" />
            <span v-if="nameTaken" class="bad">名称已存在</span>
          </span>
        </label>

        <label class="row">
          <span class="k">类型</span>
          <span class="v">
            <select v-model="type">
              <optgroup label="客户端入站">
                <option v-for="t in COMMON_TYPES" :key="t" :value="t">{{ t }}</option>
              </optgroup>
              <optgroup label="服务端入站">
                <option v-for="t in serverTypes" :key="t" :value="t">{{ t }}</option>
              </optgroup>
            </select>
            <span v-if="typeNote" class="note">{{ typeNote }}</span>
          </span>
        </label>

        <label class="row">
          <span class="k">端口</span>
          <span class="v">
            <input v-model="port" class="mono" type="text" placeholder="7778" autocomplete="off" />
            <span v-if="portInvalid" class="bad">支持单个端口、逗号分隔的多个端口、连字符表示的区间</span>
          </span>
        </label>

        <label class="row">
          <span class="k">监听</span>
          <span class="v">
            <input v-model="listen" class="mono" type="text" placeholder="0.0.0.0" autocomplete="off" />
            <span class="note">留空为 0.0.0.0，允许来自其它主机的连接</span>
          </span>
        </label>

        <label v-for="f in requiredExtras" :key="f.key" class="row">
          <span class="k">{{ f.key }}</span>
          <span class="v">
            <select v-if="f.enum" v-model="extras[f.key]">
              <option value="" disabled>请选择</option>
              <option v-for="opt in f.enum" :key="String(opt)" :value="String(opt)">{{ opt }}</option>
            </select>
            <input v-else v-model="extras[f.key]" class="mono" type="text" autocomplete="off" />
            <span v-if="f.note" class="note">{{ f.note }}</span>
          </span>
        </label>
      </div>

      <footer class="dlg-foot">
        <button type="button" class="btn" @click="emit('close')">取消</button>
        <button type="submit" class="btn btn-go" :disabled="!canSubmit">
          {{ saving ? '保存中' : '保存' }}
        </button>
      </footer>
    </form>
  </dialog>
</template>

<style scoped>
.dlg {
  width: min(520px, calc(100vw - 2 * var(--s-5)));
  padding: 0;
  border: 1px solid var(--c-border-strong);
  border-radius: var(--r-lg);
  background: var(--c-surface);
  color: var(--c-text);
}

.dlg::backdrop {
  background: rgb(0 0 0 / 0.45);
}

.dlg-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: var(--s-4) var(--s-5);
  border-bottom: 1px solid var(--c-border);
}

.dlg-head h2 {
  font-size: var(--t-lg);
  font-weight: 600;
}

.x {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 28px;
  height: 28px;
  border: 1px solid transparent;
  border-radius: var(--r-sm);
  background: none;
  color: var(--c-text-faint);
  cursor: pointer;
}
.x:hover {
  background: var(--c-surface-sunken);
  color: var(--c-text);
}

.body {
  display: flex;
  flex-direction: column;
  gap: var(--s-4);
  padding: var(--s-5);
  max-height: min(60vh, 520px);
  overflow-y: auto;
}

.row {
  display: grid;
  grid-template-columns: 5rem 1fr;
  gap: var(--s-4);
  align-items: baseline;
}

.k {
  color: var(--c-text-soft);
  font-size: var(--t-sm);
}

.v {
  display: flex;
  flex-direction: column;
  gap: var(--s-1);
  min-width: 0;
}

input,
select {
  width: 100%;
  padding: var(--s-2) var(--s-3);
  border: 1px solid var(--c-border-strong);
  border-radius: var(--r-sm);
  background: var(--c-bg);
}

/* 自绘下拉箭头：原生箭头贴着右边缘，位置调不了。灰色取两套主题中间值 */
select {
  appearance: none;
  padding-right: var(--s-6);
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' width='16' height='16'%3E%3Cpath fill='%23898f98' d='M12 15.6 5.7 9.3l1.4-1.4 4.9 4.9 4.9-4.9 1.4 1.4z'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right var(--s-3) center;
}

.note {
  font-size: var(--t-xs);
  color: var(--c-text-faint);
  line-height: 1.5;
}

.bad {
  font-size: var(--t-xs);
  color: var(--c-danger);
}

.dlg-foot {
  display: flex;
  justify-content: flex-end;
  gap: var(--s-2);
  padding: var(--s-4) var(--s-5);
  border-top: 1px solid var(--c-border);
}

.btn {
  padding: var(--s-2) var(--s-4);
  border: 1px solid var(--c-border-strong);
  border-radius: var(--r-sm);
  background: var(--c-surface);
  cursor: pointer;
}

.btn-go {
  background: var(--c-accent);
  border-color: transparent;
  color: #fff;
  font-weight: 500;
}

.btn-go:disabled {
  background: var(--c-surface-sunken);
  border-color: var(--c-border);
  color: var(--c-text-faint);
  cursor: not-allowed;
}
</style>