<?php
header("Content-Type: application/json");
header("Access-Control-Allow-Origin: *");
$action=$_GET["action"]??"summary";
try{
$db=new PDO("pgsql:host=127.0.0.1;port=5432;dbname=paperclip","admin","admin123",[PDO::ATTR_ERRMODE=>PDO::ERRMODE_EXCEPTION,PDO::ATTR_DEFAULT_FETCH_MODE=>PDO::FETCH_ASSOC]);
}catch(Exception $e){echo json_encode(["ok"=>false,"error"=>"db"]);exit;}

if($action==="summary"){
  $agents=(int)$db->query("SELECT COUNT(*) FROM agents")->fetchColumn();
  $active=(int)$db->query("SELECT COUNT(*) FROM agents WHERE status='active'")->fetchColumn();
  $skills=(int)$db->query("SELECT COUNT(*) FROM company_skills")->fetchColumn();
  $issues=(int)$db->query("SELECT COUNT(*) FROM issues")->fetchColumn();
  $projects=(int)$db->query("SELECT COUNT(*) FROM projects")->fetchColumn();
  $goals=(int)$db->query("SELECT COUNT(*) FROM goals")->fetchColumn();
  $routines=(int)$db->query("SELECT COUNT(*) FROM routines")->fetchColumn();
  // Qdrant
  $kb=@json_decode(@file_get_contents("http://localhost:6333/collections/wevia_kb"),true);
  $sk=@json_decode(@file_get_contents("http://localhost:6333/collections/weval_skills"),true);
  $lr=@json_decode(@file_get_contents("http://localhost:6333/collections/wevia_learnings"),true);
  echo json_encode(["ok"=>true,
    "agents"=>$agents,"agents_active"=>$active,
    "skills"=>$skills,"issues"=>$issues,"projects"=>$projects,"goals"=>$goals,"routines"=>$routines,
    "rag"=>["kb"=>$kb["result"]["points_count"]??0,"skills"=>$sk["result"]["points_count"]??0,"learnings"=>$lr["result"]["points_count"]??0]
  ]);
}elseif($action==="agents"){
  $q=$_GET["q"]??"";$status=$_GET["status"]??"";
  $w=[];$p=[];
  if($q){$w[]="name ILIKE :q";$p[":q"]="%$q%";}
  if($status){$w[]="status=:s";$p[":s"]=$status;}
  $wh=$w?"WHERE ".implode(" AND ",$w):"";
  $st=$db->prepare("SELECT name,status FROM agents $wh ORDER BY name LIMIT 50");
  $st->execute($p);
  echo json_encode(["ok"=>true,"agents"=>$st->fetchAll()]);
}elseif($action==="skills"){
  $rows=$db->query("SELECT name FROM company_skills ORDER BY name LIMIT 100")->fetchAll();
  echo json_encode(["ok"=>true,"skills"=>$rows,"total"=>(int)$db->query("SELECT COUNT(*) FROM company_skills")->fetchColumn()]);
}else{
  echo json_encode(["ok"=>true,"actions"=>["summary","agents","skills"]]);
}