feat(admin): 新增转码设置页面

src/views/systemManagement/composables/transcodeProfileRules.ts

@@ -0,0 +1,98 @@
+// Author: fruit.com.cn
+
+import type { FormItemRule, FormRules } from 'element-plus'
+import type { MediaTranscodeProfile } from '@/api/admin/types'
+import {
+  MAX_QUALITY_LENGTH,
+  MAX_SEGMENT_SECONDS,
+  MAX_SPRITE_COLUMNS,
+  MAX_SPRITE_INTERVAL,
+  MAX_THUMB_WIDTH,
+  MIN_SPRITE_COLUMNS,
+  MIN_SEGMENT_SECONDS,
+  MIN_SPRITE_INTERVAL,
+  MIN_THUMB_WIDTH
+} from './transcodeProfileDefaults'
+
+type Translate = (key: string, named?: Record<string, unknown>) => string
+
+const rangeRule = (min: number, max: number, t: Translate): FormItemRule => ({
+  trigger: 'change',
+  validator: (_rule, value, callback) => {
+    const parsed = Number(value)
+    callback(
+      Number.isInteger(parsed) && parsed >= min && parsed <= max
+        ? undefined
+        : new Error(t('transcodeSettings.validation.range', { min, max }))
+    )
+  }
+})
+
+export const positiveIntegerRule = (t: Translate): FormItemRule => ({
+  trigger: 'change',
+  validator: (_rule, value, callback) => {
+    const parsed = Number(value)
+    callback(
+      Number.isInteger(parsed) && parsed > 0
+        ? undefined
+        : new Error(t('transcodeSettings.validation.positiveInteger'))
+    )
+  }
+})
+
+export const positiveEvenRule = (t: Translate): FormItemRule => ({
+  trigger: 'change',
+  validator: (_rule, value, callback) => {
+    const parsed = Number(value)
+    callback(
+      Number.isInteger(parsed) && parsed > 0 && parsed % 2 === 0
+        ? undefined
+        : new Error(t('transcodeSettings.validation.positiveEven'))
+    )
+  }
+})
+
+export const createProfileRules = (t: Translate): FormRules => ({
+  segmentSeconds: [rangeRule(MIN_SEGMENT_SECONDS, MAX_SEGMENT_SECONDS, t)],
+  'sprite.intervalSeconds': [rangeRule(MIN_SPRITE_INTERVAL, MAX_SPRITE_INTERVAL, t)],
+  'sprite.columns': [rangeRule(MIN_SPRITE_COLUMNS, MAX_SPRITE_COLUMNS, t)],
+  'sprite.thumbWidth': [rangeRule(MIN_THUMB_WIDTH, MAX_THUMB_WIDTH, t)]
+})
+
+export const createQualityRules = (
+  form: MediaTranscodeProfile,
+  index: number,
+  t: Translate
+): FormItemRule[] => [
+  {
+    trigger: 'blur',
+    validator: (_rule, value, callback) => {
+      const quality = String(value ?? '').trim()
+      if (!quality) {
+        callback(new Error(t('transcodeSettings.validation.required')))
+        return
+      }
+      if (quality.length > MAX_QUALITY_LENGTH) {
+        callback(new Error(t('transcodeSettings.validation.qualityTooLong')))
+        return
+      }
+      const duplicate = form.ladder.some(
+        (row, rowIndex) => rowIndex !== index && row.quality.trim() === quality
+      )
+      callback(duplicate ? new Error(t('transcodeSettings.validation.qualityUnique')) : undefined)
+    }
+  }
+]
+
+export const createEnabledRules = (form: MediaTranscodeProfile, t: Translate): FormItemRule[] => [
+  {
+    trigger: 'change',
+    validator: (_rule, _value, callback) => {
+      callback(
+        form.ladder.some((row) => row.enabled)
+          ? undefined
+          : new Error(t('transcodeSettings.validation.atLeastOneEnabled'))
+      )
+    }
+  }
+]