#!/bin/zsh

echo "📡 Creating API Layer for RC Compatibility App..."

BASE="src/app/api"

#############################################
# CREATE DIRECTORY STRUCTURE
#############################################

mkdir -p "$BASE/models"
mkdir -p "$BASE/models/[id]"
mkdir -p "$BASE/parts"
mkdir -p "$BASE/parts/[id]"
mkdir -p "$BASE/compatibility/model/[id]"
mkdir -p "$BASE/compatibility/part/[id]"

#############################################
# MODELS → /api/models
#############################################

cat > "$BASE/models/route.js" << 'EOF'
import { MODELS } from "@/src/lib/data/models";

export async function GET() {
  return Response.json(MODELS);
}
EOF

#############################################
# MODEL BY ID → /api/models/[id]
#############################################

cat > "$BASE/models/[id]/route.js" << 'EOF'
import { MODELS } from "@/src/lib/data/models";

export async function GET(request, { params }) {
  const model = MODELS.find(m => m.id === params.id);
  if (!model) {
    return Response.json({ error: "Model not found" }, { status: 404 });
  }
  return Response.json(model);
}
EOF

#############################################
# PARTS → /api/parts
#############################################

cat > "$BASE/parts/route.js" << 'EOF'
import { PARTS } from "@/src/lib/data/parts";

export async function GET() {
  return Response.json(PARTS);
}
EOF

#############################################
# PART BY ID → /api/parts/[id]
#############################################

cat > "$BASE/parts/[id]/route.js" << 'EOF'
import { PARTS } from "@/src/lib/data/parts";

export async function GET(request, { params }) {
  const part = PARTS.find(p => p.id === params.id);
  if (!part) {
    return Response.json({ error: "Part not found" }, { status: 404 });
  }
  return Response.json(part);
}
EOF

#############################################
# MODEL COMPATIBILITY → /api/compatibility/model/[id]
#############################################

cat > "$BASE/compatibility/model/[id]/route.js" << 'EOF'
import { getCompatibleParts } from "@/src/lib/compatibility/engine";

export async function GET(request, { params }) {
  const results = getCompatibleParts(params.id);

  if (!results.length) {
    return Response.json({ error: "No compatible parts or model not found" }, { status: 404 });
  }

  return Response.json(results);
}
EOF

#############################################
# PART COMPATIBILITY → /api/compatibility/part/[id]
#############################################

cat > "$BASE/compatibility/part/[id]/route.js" << 'EOF'
import { getCrossCompatibleModels } from "@/src/lib/compatibility/engine";

export async function GET(request, { params }) {
  const results = getCrossCompatibleModels(params.id);

  if (!results.length) {
    return Response.json({ error: "No compatible models or part not found" }, { status: 404 });
  }

  return Response.json(results);
}
EOF

echo "🎉 API Layer created successfully!"