package samgov

import (
	"encoding/json"
	"testing"
)

const galapagosNotice = `{
  "noticeId": "abc123",
  "title": "Cyber Defense Engineering Support",
  "solicitationNumber": "FA8773-26-R-0001",
  "fullParentPathName": "DEPT OF DEFENSE.DEPT OF THE AIR FORCE.AIR FORCE MATERIEL COMMAND",
  "fullParentPathCode": "057.5700.FA8773",
  "postedDate": "2026-05-01",
  "type": "Solicitation",
  "baseType": "Combined Synopsis/Solicitation",
  "typeOfSetAside": "8A",
  "typeOfSetAsideDescription": "8(a) Set-Aside",
  "responseDeadLine": "2026-06-15T17:00:00-05:00",
  "naicsCode": "541512",
  "classificationCode": "D310",
  "active": "Yes",
  "description": "https://api.sam.gov/prod/opportunities/v1/noticedesc?noticeid=abc123",
  "uiLink": "https://sam.gov/opp/abc123/view",
  "resourceLinks": ["https://sam.gov/api/prod/opps/v3/opportunities/resources/files/x/download"],
  "pointOfContact": [{"type":"primary","fullName":"Jane Doe","email":"jane@us.af.mil"}],
  "placeOfPerformance": {"city":{"name":"Honolulu"},"state":{"code":"HI"},"zip":"96853"}
}`

func recordFrom(t *testing.T, s string) Record {
	t.Helper()
	raw := json.RawMessage(s)
	var op Opportunity
	if err := json.Unmarshal(raw, &op); err != nil {
		t.Fatalf("unmarshal: %v", err)
	}
	return Record{Op: op, Raw: raw}
}

func TestNormalizeMapsGalapagosNotice(t *testing.T) {
	n := Normalize(recordFrom(t, galapagosNotice))

	if n.NoticeID != "abc123" || n.Title != "Cyber Defense Engineering Support" {
		t.Fatalf("id/title wrong: %+v", n)
	}
	if n.Department != "DEPT OF DEFENSE" {
		t.Fatalf("department should be first dotted segment, got %q", n.Department)
	}
	if n.SubAgency != "AIR FORCE" {
		t.Fatalf("sub-agency should normalize to AIR FORCE, got %q", n.SubAgency)
	}
	if n.NaicsCode != "541512" || n.PSCCode != "D310" {
		t.Fatalf("naics/psc wrong: %q / %q", n.NaicsCode, n.PSCCode)
	}
	if n.SetAsideCode != "8A" || n.SetAside != "8(a) Set-Aside" {
		t.Fatalf("set-aside wrong: %q / %q", n.SetAsideCode, n.SetAside)
	}
	if !n.Active {
		t.Fatal("active 'Yes' must map to true")
	}
	if n.POPState != "HI" || n.POPCity != "Honolulu" {
		t.Fatalf("place of performance wrong: %q %q", n.POPCity, n.POPState)
	}
	if n.PostedDate == nil || n.PostedDate.Format("2006-01-02") != "2026-05-01" {
		t.Fatalf("posted date not parsed: %v", n.PostedDate)
	}
	if n.ResponseDeadline == nil || n.ResponseDeadline.Year() != 2026 {
		t.Fatalf("response deadline not parsed: %v", n.ResponseDeadline)
	}
	if n.DescriptionURL == "" || n.UILink == "" {
		t.Fatalf("description/ui link missing: %+v", n)
	}
	if string(n.Raw) == "" || string(n.Raw) == "{}" {
		t.Fatal("raw must hold the full notice JSON")
	}
	// resource_links + poc must be valid non-null JSON arrays.
	var rl []string
	if err := json.Unmarshal(n.ResourceLinks, &rl); err != nil || len(rl) != 1 {
		t.Fatalf("resource links not a 1-element array: %v %s", err, n.ResourceLinks)
	}
}

func TestNormalizeSpaceForceAndInactive(t *testing.T) {
	n := Normalize(recordFrom(t, `{
		"noticeId":"z9","fullParentPathName":"DEPT OF DEFENSE.DEPT OF THE AIR FORCE.UNITED STATES SPACE FORCE",
		"active":"No","naicsCode":"541513"}`))
	if n.SubAgency != "SPACE FORCE" {
		t.Fatalf("space force must win over air force substring, got %q", n.SubAgency)
	}
	if n.Active {
		t.Fatal("active 'No' must map to false")
	}
}

func TestNormalizeEmptyArraysNeverNull(t *testing.T) {
	n := Normalize(recordFrom(t, `{"noticeId":"e1","active":"Yes"}`))
	if string(n.ResourceLinks) != "[]" || string(n.POC) != "[]" {
		t.Fatalf("empty arrays must be '[]', got %s / %s", n.ResourceLinks, n.POC)
	}
	if string(n.Raw) == "" {
		t.Fatal("raw must never be empty")
	}
}