refactor: model independent spread metric rules

src/content/market/spread-info.ts

@@ -1,4 +1,9 @@
-import type { SpreadInfoMetrics, SpreadMetricThresholds } from "./types";
+import type {
+  SpreadInfoConfig,
+  SpreadInfoMetrics,
+  SpreadMetricFilterRule,
+  SpreadMetricThresholds
+} from "./types";
 
 interface FetchResponseLike {
   json(): Promise<unknown>;
@@ -10,13 +15,6 @@ type FetchLike = (
   init?: RequestInit
 ) => Promise<FetchResponseLike>;
 
-export interface SpreadInfoConfig {
-  flowType: 0 | 1;
-  onlyAssign: boolean;
-  range: 2 | 3;
-  type: 1 | 2;
-}
-
 interface SpreadInfoClientOptions {
   baseUrl?: string;
   configs?: SpreadInfoConfig[];
@@ -222,6 +220,32 @@ export function matchesSpreadThresholds(
   });
 }
 
+export function normalizeSpreadInfoConfig(
+  config: SpreadInfoConfig
+): SpreadInfoConfig {
+  return config.type === 1
+    ? { ...config, flowType: 0, onlyAssign: false }
+    : { ...config };
+}
+
+export function buildSpreadInfoConfigKey(config: SpreadInfoConfig): string {
+  const normalized = normalizeSpreadInfoConfig(config);
+  return [
+    normalized.type,
+    normalized.onlyAssign ? 1 : 0,
+    normalized.flowType,
+    normalized.range
+  ].join(":");
+}
+
+export function matchesSpreadMetricRule(
+  metrics: MappedSpreadInfoResponse,
+  rule: SpreadMetricFilterRule
+): boolean {
+  const numericValue = readDisplayNumber(metrics[rule.metric]);
+  return numericValue !== null && numericValue >= rule.threshold;
+}
+
 function buildSpreadInfoColumnHeader(
   config: SpreadInfoConfig,
   metric: SpreadInfoMetricDefinition

src/content/market/types.ts

@@ -14,6 +14,21 @@ export interface BackendMetrics {
 
 export type SpreadInfoMetrics = Record<string, string>;
 
+export interface SpreadInfoConfig {
+  flowType: 0 | 1;
+  onlyAssign: boolean;
+  range: 2 | 3;
+  type: 1 | 2;
+}
+
+export type SpreadFilterMetric = "finishRate" | "interactionRate";
+
+export interface SpreadMetricFilterRule {
+  config: SpreadInfoConfig;
+  metric: SpreadFilterMetric;
+  threshold: number;
+}
+
 export interface SpreadMetricThresholds {
   averageCommentCount?: number;
   averageDuration?: number;
@@ -25,12 +40,7 @@ export interface SpreadMetricThresholds {
 }
 
 export interface SpreadThresholdFilter {
-  config: {
-    flowType: 0 | 1;
-    onlyAssign: boolean;
-    range: 2 | 3;
-    type: 1 | 2;
-  };
+  config: SpreadInfoConfig;
   thresholds: SpreadMetricThresholds;
 }