lookups update per client

src/lookups/lookups.service.ts

@@ -1,15 +1,47 @@
-import { readFile } from "node:fs/promises";
 import { Injectable, Logger, NotFoundException } from "@nestjs/common";
+import { resolveFanavaranClientKey } from "src/core/config/fanavaran-client.config";
+import {
+  FANAVARAN_REMOTE_LOOKUPS,
+  TEJARAT_STATIC_ACCIDENT_FILES,
+} from "src/fanavaran/fanavaran-lookup.config";
+import { FanavaranLookupService } from "src/fanavaran/fanavaran-lookup.service";
 import { LookupDbService } from "./entities/db-service/lookup.db.service";
 
+type TejaratAccidentReasonRow = {
+  id: number;
+  persianLabel: string;
+  fanavaranID: number;
+};
+
+type TejaratAccidentLabelRow = {
+  id: number;
+  persianLabel: string;
+};
+
 @Injectable()
 export class LookupsService {
   private readonly logger = new Logger(LookupsService.name);
 
-  constructor(private readonly lookupDbService: LookupDbService) {}
+  constructor(
+    private readonly lookupDbService: LookupDbService,
+    private readonly fanavaranLookupService: FanavaranLookupService,
+  ) {}
+
+  private activeClientKey() {
+    return resolveFanavaranClientKey();
+  }
+
+  private findRemoteLookup(name: string) {
+    const lookup = FANAVARAN_REMOTE_LOOKUPS.find((item) => item.name === name);
+    if (!lookup) {
+      throw new Error(`Unknown Fanavaran remote lookup: ${name}`);
+    }
+    return lookup;
+  }
 
   /**
    * Returns stored `response` for a lookup document by `name` in the lookups collection.
+   * Legacy Tejarat seed data — used as fallback when live fetch is unavailable.
    */
   async getLookup(lookupName: string): Promise<any> {
     const doc = await this.lookupDbService.findOne({ name: lookupName });
@@ -20,42 +52,114 @@ export class LookupsService {
     return doc.response;
   }
 
+  private async getClientRemoteLookup(lookupName: string): Promise<unknown> {
+    const clientKey = this.activeClientKey();
+    const definition = this.findRemoteLookup(lookupName);
+
+    return this.fanavaranLookupService.getRemoteLookup(
+      clientKey,
+      definition.url,
+      definition.cacheFile,
+      clientKey === "tejaratno"
+        ? async () => this.getLookup(lookupName)
+        : undefined,
+    );
+  }
+
   async getAccidentCauses(): Promise<any> {
-    return await this.getLookup("accident-causes");
+    return await this.getClientRemoteLookup("accident-causes");
   }
 
   async getAccidentReportType(): Promise<any> {
-    return await this.getLookup("accident-report-type");
+    return await this.getClientRemoteLookup("accident-report-type");
   }
 
   async getVehicleUseTypes(): Promise<any> {
-    return await this.getLookup("vehicle-use-types");
+    return await this.getClientRemoteLookup("vehicle-use-types");
   }
 
   async getDmgPayMethod(): Promise<any> {
-    return await this.getLookup("dmg-pay-method");
+    return await this.getClientRemoteLookup("dmg-pay-method");
   }
 
   async getDrivingLicenceTypes(): Promise<any> {
-    return await this.getLookup("driving-licence-types");
+    return await this.getClientRemoteLookup("driving-licence-types");
   }
 
   async getAccidentCulpritType(): Promise<any> {
-    return await this.getLookup("accident-culprit-type");
+    return await this.getClientRemoteLookup("accident-culprit-type");
   }
 
   async getAccidentWay(): Promise<{ id: number; label: string }[]> {
-    const raw: { id: number; persianLabel: string }[] = JSON.parse(
-      await readFile("src/static/ACCIDENT_WAY.json", "utf-8"),
-    );
+    const clientKey = this.activeClientKey();
+    const fileName = TEJARAT_STATIC_ACCIDENT_FILES.accidentWay;
+
+    const cached = await this.fanavaranLookupService.readCacheFile<
+      TejaratAccidentLabelRow[]
+    >(clientKey, fileName);
+    const raw =
+      cached ??
+      (clientKey === "tejaratno"
+        ? await this.fanavaranLookupService.readTejaratStaticAccidentFile<
+            TejaratAccidentLabelRow[]
+          >(fileName)
+        : null);
+
+    if (!raw) {
+      this.logger.warn(
+        `No accident-way lookup for client ${clientKey}; falling back to tejarat static file`,
+      );
+      const fallback =
+        await this.fanavaranLookupService.readTejaratStaticAccidentFile<
+          TejaratAccidentLabelRow[]
+        >(fileName);
+      return fallback.map((item) => ({
+        id: item.id,
+        label: item.persianLabel,
+      }));
+    }
+
     return raw.map((item) => ({ id: item.id, label: item.persianLabel }));
   }
 
   async getAccidentReason(): Promise<
     { id: number; label: string; fanavaran: number }[]
   > {
-    const raw: { id: number; persianLabel: string; fanavaranID: number }[] =
-      JSON.parse(await readFile("src/static/ACCIDENT_REASON.json", "utf-8"));
+    const clientKey = this.activeClientKey();
+
+    if (clientKey === "parsian") {
+      const cacheFile = "accident-reason-options.json";
+      const cached =
+        await this.fanavaranLookupService.readCacheFile<
+          { id: number; label: string; fanavaran: number }[]
+        >(clientKey, cacheFile);
+      if (cached) {
+        return cached;
+      }
+
+      const causes = await this.getAccidentCauses();
+      const mapped =
+        this.fanavaranLookupService.mapFanavaranAccidentCausesToReasonOptions(
+          causes,
+        );
+      await this.fanavaranLookupService.writeCacheFile(
+        clientKey,
+        cacheFile,
+        mapped,
+      );
+      return mapped;
+    }
+
+    const fileName = TEJARAT_STATIC_ACCIDENT_FILES.accidentReason;
+    const cached = await this.fanavaranLookupService.readCacheFile<
+      TejaratAccidentReasonRow[]
+    >(clientKey, fileName);
+    const raw =
+      cached ??
+      (await this.fanavaranLookupService.readTejaratStaticAccidentFile<
+        TejaratAccidentReasonRow[]
+      >(fileName));
+
     return raw.map((item) => ({
       id: item.id,
       label: item.persianLabel,
@@ -64,9 +168,34 @@ export class LookupsService {
   }
 
   async getAccidentType(): Promise<{ id: number; label: string }[]> {
-    const raw: { id: number; persianLabel: string }[] = JSON.parse(
-      await readFile("src/static/ACCIDENT_TYPE.json", "utf-8"),
-    );
+    const clientKey = this.activeClientKey();
+    const fileName = TEJARAT_STATIC_ACCIDENT_FILES.accidentType;
+
+    const cached = await this.fanavaranLookupService.readCacheFile<
+      TejaratAccidentLabelRow[]
+    >(clientKey, fileName);
+    const raw =
+      cached ??
+      (clientKey === "tejaratno"
+        ? await this.fanavaranLookupService.readTejaratStaticAccidentFile<
+            TejaratAccidentLabelRow[]
+          >(fileName)
+        : null);
+
+    if (!raw) {
+      this.logger.warn(
+        `No accident-type lookup for client ${clientKey}; falling back to tejarat static file`,
+      );
+      const fallback =
+        await this.fanavaranLookupService.readTejaratStaticAccidentFile<
+          TejaratAccidentLabelRow[]
+        >(fileName);
+      return fallback.map((item) => ({
+        id: item.id,
+        label: item.persianLabel,
+      }));
+    }
+
     return raw.map((item) => ({ id: item.id, label: item.persianLabel }));
   }
 
@@ -74,12 +203,18 @@ export class LookupsService {
     accidentWay: { id: number; label: string }[];
     accidentReason: { id: number; label: string; fanavaran: number }[];
     accidentType: { id: number; label: string }[];
+    client: string;
   }> {
     const [accidentWay, accidentReason, accidentType] = await Promise.all([
       this.getAccidentWay(),
       this.getAccidentReason(),
       this.getAccidentType(),
     ]);
-    return { accidentWay, accidentReason, accidentType };
+    return {
+      client: this.activeClientKey(),
+      accidentWay,
+      accidentReason,
+      accidentType,
+    };
   }
 }