style: clean up code formatting and remove trailing whitespace

refactor: reorganize imports and fix type imports

lib/ai/generate-item-structure.ts

@@ -1,6 +1,10 @@
-import { secureLogger } from "@/lib/secure-logger";
-import { buildGeminiParts, buildItemPrompt, InlineImageData } from "@/lib/ai/item-prompt";
+import {
+  buildGeminiParts,
+  buildItemPrompt,
+  type InlineImageData,
+} from "@/lib/ai/item-prompt";
 import { listCategoryTemplates } from "@/lib/items/sqlite-manager";
+import { secureLogger } from "@/lib/secure-logger";
 
 interface GenerateItemStructureInput {
   name: string;
@@ -46,12 +50,14 @@ const FALLBACK_STRUCTURE = {
 };
 
 export async function generateItemStructure(
-  input: GenerateItemStructureInput
+  input: GenerateItemStructureInput,
 ): Promise<GeminiResponse> {
   const apiKey = process.env.GEMINI_API_KEY;
 
   if (!apiKey) {
-    secureLogger.warn("⚠️ GEMINI_API_KEY ausente – utilizando fallback estático.");
+    secureLogger.warn(
+      "⚠️ GEMINI_API_KEY ausente – utilizando fallback estático.",
+    );
     return {
       structure: FALLBACK_STRUCTURE,
       raw: FALLBACK_STRUCTURE,
@@ -66,7 +72,7 @@ export async function generateItemStructure(
   try {
     const templates = listCategoryTemplates();
     if (templates.length > 0) {
-      const lines: string[] = ["Estruturas atuais no SQLite:"]; 
+      const lines: string[] = ["Estruturas atuais no SQLite:"];
       templates.forEach((tpl) => {
         lines.push(`- Tabela: ${tpl.name}`);
         tpl.columns.forEach((col) => {
@@ -75,7 +81,7 @@ export async function generateItemStructure(
       });
       sqliteSchemaText = lines.join("\n");
     }
-  } catch (e) {
+  } catch (_e) {
     sqliteSchemaText = "[Falha ao listar SQLite]";
   }
 
@@ -144,7 +150,8 @@ export async function generateItemStructure(
 
     if (!response.ok) {
       const status = response.status;
-      const msg = bodyJson?.error?.message || `Gemini retornou status ${status}`;
+      const msg =
+        bodyJson?.error?.message || `Gemini retornou status ${status}`;
       const err = new Error(msg);
       (err as any).status = status;
       (err as any).response = bodyJson;
@@ -210,7 +217,12 @@ export async function generateItemStructure(
   }
 }
 
-function buildPrompt({ name, description, scope, server }: GenerateItemStructureInput) {
+function _buildPrompt({
+  name,
+  description,
+  scope,
+  server,
+}: GenerateItemStructureInput) {
   return `
 Você é um assistente que prepara carga útil em JSON para inserção de itens em banco de dados.
 
@@ -234,7 +246,9 @@ ${description}
 """
 
 Instruções:
-- Escolha uma tabela coerente com o escopo (ex.: "items_all" para global ou "items_${(server ?? "custom")
+- Escolha uma tabela coerente com o escopo (ex.: "items_all" para global ou "items_${(
+    server ?? "custom"
+  )
     .toLowerCase()
     .replace(/[^a-z0-9]+/g, "_")}" para servidor).
 - Dentro de "columns", inicie com "name" e "description".
@@ -244,4 +258,3 @@ Instruções:
 - Garante que o JSON seja minuciosamente válido.
 `;
 }
-

lib/ai/item-prompt.ts

@@ -1,5 +1,5 @@
-import { promises as fs } from "fs";
-import path from "path";
+import { promises as fs } from "node:fs";
+import path from "node:path";
 
 interface PromptContext {
   name: string;
@@ -36,7 +36,9 @@ async function loadSchemaSummary(): Promise<string> {
     const body = match[2]
       .split("\n")
       .map((line) => line.trim())
-      .filter((line) => line && !line.startsWith("//") && !line.startsWith("@@"))
+      .filter(
+        (line) => line && !line.startsWith("//") && !line.startsWith("@@"),
+      )
       .join("\n");
 
     blocks.push(`Model ${modelName} {\n${body}\n}`);
@@ -60,7 +62,10 @@ Front-end fields (AdminItemForm):
 - dynamic metadata: campos variáveis definidos por categoria (servidores, atributos, etc)
 `.trim();
 
-export async function buildItemPrompt(context: PromptContext, extraInstructions?: string) {
+export async function buildItemPrompt(
+  context: PromptContext,
+  extraInstructions?: string,
+) {
   const schemaSummary = await loadSchemaSummary();
 
   const categoriesText =
@@ -150,10 +155,14 @@ export interface InlineImageData {
   base64Data: string;
 }
 
-export async function buildGeminiParts(prompt: string, images: InlineImageData[] = []) {
-  const parts: Array<{ text?: string; inline_data?: { mimeType: string; data: string } }> = [
-    { text: prompt },
-  ];
+export async function buildGeminiParts(
+  prompt: string,
+  images: InlineImageData[] = [],
+) {
+  const parts: Array<{
+    text?: string;
+    inline_data?: { mimeType: string; data: string };
+  }> = [{ text: prompt }];
 
   images.slice(0, 2).forEach((image) => {
     parts.push({
@@ -166,4 +175,3 @@ export async function buildGeminiParts(prompt: string, images: InlineImageData[]
 
   return parts;
 }
-

lib/ai/token-pricing.ts

@@ -44,9 +44,13 @@ export function calculateTokenCost(
   const pricing = TOKEN_PRICING[model] ?? TOKEN_PRICING["gemini-2.5-flash"];
   const inputTokens = Math.max(0, Number(usage?.promptTokenCount || 0));
   const outputTokens = Math.max(0, Number(usage?.candidatesTokenCount || 0));
-  const totalTokens = Math.max(0, Number(usage?.totalTokenCount || inputTokens + outputTokens));
+  const totalTokens = Math.max(
+    0,
+    Number(usage?.totalTokenCount || inputTokens + outputTokens),
+  );
 
-  const inputUsd = (inputTokens / 1_000_000) * pricing.inputPerMillionTextImageVideo;
+  const inputUsd =
+    (inputTokens / 1_000_000) * pricing.inputPerMillionTextImageVideo;
   const outputUsd = (outputTokens / 1_000_000) * pricing.outputPerMillion;
   const totalUsd = inputUsd + outputUsd;
 
@@ -58,4 +62,4 @@ export function calculateTokenCost(
     outputUsd,
     totalUsd,
   };
-}
+}

lib/ai/token-usage.ts

@@ -13,7 +13,9 @@ export interface TokenUsageRecord {
 
 const KEY_PREFIX = "ai:usage";
 
-export async function recordTokenUsage(record: TokenUsageRecord): Promise<void> {
+export async function recordTokenUsage(
+  record: TokenUsageRecord,
+): Promise<void> {
   const redis = await getRedisClient();
   const dayKey = `${KEY_PREFIX}:day:${new Date(record.timestamp).toISOString().slice(0, 10)}`; // YYYY-MM-DD
   const listKey = `${KEY_PREFIX}:records`;
@@ -31,4 +33,4 @@ export async function recordTokenUsage(record: TokenUsageRecord): Promise<void>
   pipeline.lTrim(listKey, 0, 9999);
 
   await pipeline.exec();
-}
+}