src/app/api/inference/route.ts

import { NextResponse } from 'next/server'
import { runInference } from '@/lib/huggingface'
import { createServerSupabaseClient } from '@/lib/supabase-server'
import type { InferenceRequest } from '@/types'

export async function POST(request: Request) {
  try {
    const body: InferenceRequest = await request.json()
    const { model, inputs, parameters } = body

    if (!model || !inputs) {
      return NextResponse.json(
        { error: 'Model and inputs are required' },
        { status: 400 }
      )
    }

    // Run inference
    const result = await runInference(model, inputs, parameters)

    // Store in Supabase
    const supabase = await createServerSupabaseClient()
    const { data, error } = await supabase
      .from('model_interactions')
      .insert({
        user_input: typeof inputs === 'string' ? inputs : JSON.stringify(inputs),
        model_output: JSON.stringify(result),
        model_name: model,
      })
      .select()
      .single()

    if (error) {
      console.error('Supabase error:', error)
      // Still return result even if DB insert fails
      return NextResponse.json({ result }, { status: 200 })
    }

    return NextResponse.json({ result, data }, { status: 200 })
  } catch (error: any) {
    console.error('API Error:', error)
    return NextResponse.json(
      { error: error.message || 'Internal server error' },
      { status: 500 }
    )
  }
}