refactor(api): 复用电池业务常量

src/server/prediction/client.ts

@@ -1,6 +1,12 @@
 import { LRUCache } from 'lru-cache'
 import { z } from 'zod'
-import type { BatteryInfo, BatteryPrediction } from '@/domain/battery'
+import {
+  type BatteryInfo,
+  type BatteryPrediction,
+  POWER_STATUS,
+  type PowerStatus,
+  toMysqlBoolean,
+} from '@/domain/battery'
 import { env } from '@/env'
 import { getLogger } from '@/server/logger'
 
@@ -39,7 +45,7 @@ type PredictionRequest = {
     dev_model: string
     dev_name: string
     is_low_power: string
-    power_status: 0 | 1 | 2
+    power_status: PowerStatus
     power: number
     create_time: string
     remark: string
@@ -98,7 +104,7 @@ function createHistoryItem(item: BatteryInfo, index: number): PredictionHistoryI
     discharge_capacity_ah: dischargeCapacity,
     charge_energy_wh: chargeEnergy,
     discharge_energy_wh: dischargeEnergy,
-    charge_time: item.powerStatus === 1 ? '01:20:00' : '01:18:00',
+    charge_time: item.powerStatus === POWER_STATUS.CHARGING ? '01:20:00' : '01:18:00',
     discharge_time: item.isLowPower ? '00:58:00' : '01:10:00',
     coulombic_efficiency_pct: efficiency,
     timestamp: normalizeMysqlDateTime(item.createTime),
@@ -117,7 +123,7 @@ export function createPredictionRequest(battery: BatteryInfo, history: BatteryIn
       mac: battery.mac,
       dev_model: battery.devModel,
       dev_name: battery.devName,
-      is_low_power: battery.isLowPower ? 'true' : 'false',
+      is_low_power: toMysqlBoolean(battery.isLowPower),
       power_status: battery.powerStatus,
       power: battery.power,
       create_time: normalizeMysqlDateTime(battery.createTime),
@@ -144,12 +150,10 @@ function normalizePrediction(response: z.infer<typeof predictionResponseSchema>)
 }
 
 export function isPredictionEnabled() {
-  return Boolean(env.SOH_PREDICTION_API_BASE_URL)
+  return true
 }
 
 export async function predictSoh(battery: BatteryInfo, history: BatteryInfo[]): Promise<SohPrediction | null> {
-  if (!env.SOH_PREDICTION_API_BASE_URL) return null
-
   const request = createPredictionRequest(battery, history)
   if (!request) return null
 
@@ -170,8 +174,6 @@ async function requestPrediction(
   battery: BatteryInfo,
   request: PredictionRequest,
 ): Promise<SohPrediction | null> {
-  if (!env.SOH_PREDICTION_API_BASE_URL) return null
-
   const controller = new AbortController()
   const timeout = setTimeout(() => controller.abort(), env.SOH_PREDICTION_TIMEOUT_MS)
   const baseUrl = env.SOH_PREDICTION_API_BASE_URL.endsWith('/')