package adapters

import (
	"testing"
	"time"

	"github.com/shopspring/decimal"

	oppintel "github.com/missionworkforce/missionmatch/internal/modules/opportunity_intelligence"
	"github.com/missionworkforce/missionmatch/internal/platform/samawards"
)

func TestFromSAMAward(t *testing.T) {
	signed := time.Date(2025, 5, 7, 0, 0, 0, 0, time.UTC)
	total := decimal.RequireFromString("59400")
	a := samawards.Award{
		UniqueKey: "W900KK25FA080|P00003|0", PIID: "W900KK25FA080",
		AwardeeName: "ASK SAGE, INC.", AwardeeUEI: "W9X4EWLUBAW1",
		TotalValue: &total, Department: "DEPT OF DEFENSE", Subtier: "DEPT OF DEFENSE",
		NAICSCode: "541512", DateSigned: &signed,
	}
	r := fromSAMAward(a, time.Now())

	if r.Kind != oppintel.KindContractAward {
		t.Fatalf("kind = %s", r.Kind)
	}
	if r.SourceName != "SAM Contract Awards" {
		t.Fatalf("source = %q", r.SourceName)
	}
	if r.SourceRecordID != "W900KK25FA080|P00003|0" {
		t.Fatalf("source record id = %q", r.SourceRecordID)
	}
	if r.DedupeKey != "W900KK25FA080" {
		t.Fatalf("dedupe = %q", r.DedupeKey)
	}
	if r.EstimatedValue == nil || !r.EstimatedValue.Equal(total) {
		t.Fatalf("value = %v", r.EstimatedValue)
	}
	if r.ValueSource != "sam" {
		t.Fatalf("value source = %q", r.ValueSource)
	}
	if r.IncumbentName != "ASK SAGE, INC." || r.IncumbentUEI != "W9X4EWLUBAW1" {
		t.Fatalf("incumbent wrong: %+v", r)
	}
	if r.AwardDate == nil || !r.AwardDate.Equal(signed) {
		t.Fatalf("award date = %v", r.AwardDate)
	}
}

func TestFromSAMAwardFallsBackToObligated(t *testing.T) {
	ob := decimal.RequireFromString("100")
	a := samawards.Award{PIID: "X", UniqueKey: "X", ObligatedValue: &ob}
	r := fromSAMAward(a, time.Now())
	if r.EstimatedValue == nil || !r.EstimatedValue.Equal(ob) {
		t.Fatalf("should use the obligated amount when the ceiling is absent, got %v", r.EstimatedValue)
	}
	if r.ValueSource != "sam" {
		t.Fatalf("value source = %q", r.ValueSource)
	}
}

func TestFromSAMAwardNoValueStaysNil(t *testing.T) {
	a := samawards.Award{PIID: "X", UniqueKey: "X"}
	r := fromSAMAward(a, time.Now())
	if r.EstimatedValue != nil {
		t.Fatal("no amount must stay nil, never a fabricated zero")
	}
	if r.ValueSource != "" {
		t.Fatal("no value source without a value")
	}
}