feat(backend): complete AI and business migration
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poyrazavsever
@@ -0,0 +1,152 @@
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import type { DomainActor } from "../domain/actor";
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import { DomainError } from "../domain/errors";
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import type { DomainService } from "../services/domain";
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const MAX_CONTEXT_CHARS = 16_000;
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export function buildChatContext(
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service: DomainService,
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actor: DomainActor,
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now = new Date(),
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): string {
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const since = daysAgo(now, 30);
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const tasks = service.listTasks(actor).slice(0, 20);
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const projects = service.listProjects(actor).slice(0, 12);
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const clients = new Map(service.listClients(actor).map((client) => [client.id, client.name]));
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const finance = service
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.listFinanceTransactions(actor)
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.filter((item) => item.transactionDate >= since)
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.slice(0, 20);
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const journal = service
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.listJournalEntries(actor)
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.filter((item) => item.entryDate >= since)
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.slice(0, 14);
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return capContext([
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section("Görevler", tasks.map((task) => ({
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title: task.title,
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status: task.status,
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priority: task.priority,
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dueAt: task.dueAt?.toISOString() ?? null,
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}))),
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section("Projeler", projects.map((project) => ({
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name: project.name,
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client: project.clientId ? clients.get(project.clientId) ?? null : null,
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status: project.status,
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progress: project.progress,
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dueDate: project.dueDate,
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}))),
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section("Son 30 gün finans", finance.map((item) => ({
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type: item.type,
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amount: minorToMajor(item.amountMinor),
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currency: item.currency,
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category: item.category,
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paymentStatus: item.paymentStatus,
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date: item.transactionDate,
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}))),
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section("Son günlük kayıtlar", journal.map((entry) => ({
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date: entry.entryDate,
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mood: entry.moodScore,
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energy: entry.energyScore,
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workSatisfaction: entry.workSatisfactionScore,
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note: entry.note,
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}))),
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].join("\n\n"));
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}
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export function buildFinanceAnalysisContext(
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service: DomainService,
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actor: DomainActor,
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now = new Date(),
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): { hasData: boolean; text: string } {
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const since = daysAgo(now, 30);
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const transactions = service
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.listFinanceTransactions(actor)
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.filter((item) => item.transactionDate >= since)
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.slice(0, 200);
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const totals = new Map<string, { incomeMinor: number; expenseMinor: number }>();
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for (const transaction of transactions) {
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const current = totals.get(transaction.currency) ?? { incomeMinor: 0, expenseMinor: 0 };
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if (transaction.type === "income") current.incomeMinor += transaction.amountMinor;
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else current.expenseMinor += transaction.amountMinor;
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totals.set(transaction.currency, current);
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}
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return {
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hasData: transactions.length > 0,
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text: capContext([
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"Kullanıcının son 30 günlük finansal durumu:",
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...Array.from(totals, ([currency, value]) =>
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`- ${currency}: gelir ${minorToMajor(value.incomeMinor)}, gider ${minorToMajor(value.expenseMinor)}, net ${minorToMajor(value.incomeMinor - value.expenseMinor)}`,
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),
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`- İşlem sayısı: ${transactions.length}`,
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"İşlemler:",
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...transactions.map((item) =>
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`- ${item.transactionDate} | ${item.type === "income" ? "Gelir" : "Gider"} | ${clean(item.category) || "Kategorisiz"} | ${minorToMajor(item.amountMinor)} ${item.currency}`,
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),
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].join("\n")),
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};
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}
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export function buildProjectRiskContext(
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service: DomainService,
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actor: DomainActor,
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projectId?: string,
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): string {
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const projects = service.listProjects(actor);
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const clients = new Map(service.listClients(actor).map((client) => [client.id, client.name]));
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if (projectId) {
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const project = service.getProject(actor, projectId);
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const tasks = service.listTasks(actor, project.id);
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const completed = tasks.filter((task) => task.status === "done").length;
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return capContext([
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`Proje adı: ${clean(project.name)}`,
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`Müşteri: ${project.clientId ? clean(clients.get(project.clientId) ?? "Bilinmiyor") : "Yok"}`,
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`Durum: ${project.status}`,
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`Bütçe: ${project.budgetAmountMinor == null ? "Bilinmiyor" : minorToMajor(project.budgetAmountMinor)} ${project.currency}`,
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`İlerleme: %${project.progress}`,
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`Başlangıç: ${project.startDate ?? "Bilinmiyor"}`,
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`Bitiş: ${project.dueDate ?? "Bilinmiyor"}`,
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`Görevler: ${tasks.length} adet (${completed} tamamlandı)`,
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].join("\n"));
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}
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const activeProjects = projects.filter((project) => project.status === "active").slice(0, 50);
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if (activeProjects.length === 0) {
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throw new DomainError("NOT_FOUND", "Aktif proje bulunamadı.");
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}
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return capContext([
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"Aktif projeler:",
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...activeProjects.map((project) =>
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`- ${clean(project.name)} | İlerleme: %${project.progress} | Bitiş: ${project.dueDate ?? "Yok"}`,
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),
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].join("\n"));
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}
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function section(title: string, rows: unknown[]): string {
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if (rows.length === 0) return `${title}: kayıt yok.`;
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return `${title}:\n${rows.map((row) => `- ${JSON.stringify(row)}`).join("\n")}`;
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}
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function daysAgo(now: Date, days: number): string {
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const date = new Date(now);
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date.setUTCDate(date.getUTCDate() - days);
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return date.toISOString().slice(0, 10);
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}
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function minorToMajor(value: number): string {
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return (value / 100).toFixed(2);
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}
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function clean(value: string | null | undefined): string {
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return (value ?? "").replace(/\s+/g, " ").trim();
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}
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function capContext(value: string): string {
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return value.length <= MAX_CONTEXT_CHARS
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? value
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: `${value.slice(0, MAX_CONTEXT_CHARS)}\n[Bağlam boyut sınırı nedeniyle kısaltıldı.]`;
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}
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@@ -0,0 +1,80 @@
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import "server-only";
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import { createGoogleGenerativeAI } from "@ai-sdk/google";
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import { createGroq } from "@ai-sdk/groq";
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import { createOpenAI } from "@ai-sdk/openai";
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import type { LanguageModel } from "ai";
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import { getServerConfig } from "../config";
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import type { DomainActor } from "../domain/actor";
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import { DomainError } from "../domain/errors";
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import { getAiRuntimeSettings } from "../settings/ai";
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const defaultModels = {
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gemini: "gemini-1.5-pro-latest",
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groq: "llama-3.1-8b-instant",
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openai: "gpt-4o",
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ollama: "llama3.2",
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} as const;
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export type AiRuntime = {
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model: LanguageModel;
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provider: keyof typeof defaultModels;
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modelName: string;
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timeout: number;
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};
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export function getAiRuntime(actor: DomainActor): AiRuntime {
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const settings = getAiRuntimeSettings(actor);
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const modelName = settings.model ?? defaultModels[settings.provider];
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const config = getServerConfig();
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if (settings.provider !== "ollama" && !settings.apiKey) {
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throw new DomainError(
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"VALIDATION_ERROR",
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"Ayarlardan bir AI sağlayıcısı ve API anahtarı seçmelisiniz.",
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);
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}
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let model: LanguageModel;
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switch (settings.provider) {
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case "gemini":
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model = createGoogleGenerativeAI({ apiKey: settings.apiKey ?? "" })(modelName);
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break;
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case "groq":
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model = createGroq({ apiKey: settings.apiKey ?? "" })(modelName);
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break;
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case "ollama":
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model = createOpenAI({
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apiKey: "ollama",
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baseURL: config.ollamaBaseUrl,
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})(modelName);
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break;
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default:
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model = createOpenAI({ apiKey: settings.apiKey ?? "" })(modelName);
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}
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return {
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model,
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provider: settings.provider,
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modelName,
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timeout: config.aiRequestTimeoutMs,
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};
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}
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export function normalizeAiError(error: unknown): DomainError {
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if (error instanceof DomainError) return error;
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const name = error instanceof Error ? error.name : "";
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if (name === "AbortError" || name === "TimeoutError") {
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return new DomainError(
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"UPSTREAM_TIMEOUT",
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"AI sağlayıcısı zamanında yanıt vermedi. Lütfen tekrar deneyin.",
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);
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}
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console.error("AI provider request failed", error);
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return new DomainError(
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"UPSTREAM_ERROR",
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"AI sağlayıcısına ulaşılamadı. Sağlayıcı ayarlarını kontrol edip tekrar deneyin.",
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);
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}
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@@ -0,0 +1,12 @@
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import "server-only";
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import { NextResponse } from "next/server";
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import { normalizeAiError } from "./provider";
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export function aiJsonError(error: unknown): NextResponse {
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const normalized = normalizeAiError(error);
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return NextResponse.json(
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{ error: normalized.message, code: normalized.code },
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{ status: normalized.status },
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);
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}
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