package slurm

import (
	"context"
	"fmt"
	"net/http"
	"net/http/httptest"
	"strings"
	"testing"
)

func TestSharesService_GetShares(t *testing.T) {
	mux := http.NewServeMux()
	mux.HandleFunc("/slurm/v0.0.40/shares", func(w http.ResponseWriter, r *http.Request) {
		testMethod(t, r, "GET")
		fmt.Fprint(w, `{"shares": {"shares": [], "total_shares": 100}}`)
	})
	server := httptest.NewServer(mux)
	defer server.Close()

	client, _ := NewClient(server.URL, nil)
	resp, _, err := client.Shares.GetShares(context.Background(), nil)
	if err != nil {
		t.Fatalf("unexpected error: %v", err)
	}
	if resp == nil {
		t.Fatal("expected non-nil response")
	}
	if resp.Shares == nil {
		t.Fatal("expected non-nil shares")
	}
	if resp.Shares.TotalShares == nil || *resp.Shares.TotalShares != 100 {
		t.Errorf("expected total_shares=100, got %v", resp.Shares.TotalShares)
	}
}

func TestSharesService_GetShares_WithOptions(t *testing.T) {
	mux := http.NewServeMux()
	mux.HandleFunc("/slurm/v0.0.40/shares", func(w http.ResponseWriter, r *http.Request) {
		testMethod(t, r, "GET")
		q := r.URL.Query()
		if q.Get("accounts") != "acc1" {
			t.Errorf("expected accounts=acc1, got %s", q.Get("accounts"))
		}
		if q.Get("users") != "user1" {
			t.Errorf("expected users=user1, got %s", q.Get("users"))
		}
		fmt.Fprint(w, `{"shares": {"shares": [], "total_shares": 50}}`)
	})
	server := httptest.NewServer(mux)
	defer server.Close()

	client, _ := NewClient(server.URL, nil)
	opts := &GetSharesOptions{
		Accounts: Ptr("acc1"),
		Users:    Ptr("user1"),
	}
	resp, _, err := client.Shares.GetShares(context.Background(), opts)
	if err != nil {
		t.Fatalf("unexpected error: %v", err)
	}
	if resp == nil {
		t.Fatal("expected non-nil response")
	}
}

func TestSharesService_GetShares_Error(t *testing.T) {
	mux := http.NewServeMux()
	mux.HandleFunc("/slurm/v0.0.40/shares", func(w http.ResponseWriter, r *http.Request) {
		w.WriteHeader(http.StatusInternalServerError)
		fmt.Fprint(w, `{"errors": [{"error": "internal error"}]}`)
	})
	server := httptest.NewServer(mux)
	defer server.Close()

	client, _ := NewClient(server.URL, nil)
	_, _, err := client.Shares.GetShares(context.Background(), nil)
	if err == nil {
		t.Fatal("expected error for 500 response")
	}
	if !strings.Contains(err.Error(), "500") {
		t.Errorf("expected error to contain 500, got %v", err)
	}
}