package httpserver_test

import (
	"encoding/json"
	"net/http"
	"net/http/httptest"
	"testing"
	"time"

	httpserver "bit.admedia.com/scm/ad/adpilot-indexing-commit-intel.com/internal/http"
	"bit.admedia.com/scm/ad/adpilot-indexing-commit-intel.com/internal/store"
)

func TestAnalysisJobEndpoint(t *testing.T) {
	jobs := store.NewAnalysisStore()
	jobs.SaveJob(store.AnalysisJob{
		JobID:           "analysis_job_ad_example_abc",
		EventID:         "evt_01",
		RepoID:          "ad/example",
		BaseCommitSHA:   "base1234567890",
		TargetCommitSHA: "target4567890ab",
		Status:          store.JobStatusCompleted,
		StartedAt:       time.Now().UTC(),
	})

	server := httpserver.New("commit-intelligence-service", func() bool { return true }, httpserver.DebugAPI{Jobs: jobs, Results: jobs})

	req := httptest.NewRequest(http.MethodGet, "/analysis-jobs/analysis_job_ad_example_abc", nil)
	rec := httptest.NewRecorder()
	server.Handler().ServeHTTP(rec, req)

	if rec.Code != http.StatusOK {
		t.Fatalf("expected 200, got %d body=%s", rec.Code, rec.Body.String())
	}

	var job store.AnalysisJob
	if err := json.Unmarshal(rec.Body.Bytes(), &job); err != nil {
		t.Fatalf("unmarshal: %v", err)
	}
	if job.JobID != "analysis_job_ad_example_abc" {
		t.Fatalf("job_id: got %q", job.JobID)
	}
}

func TestAnalysisResultEndpoint(t *testing.T) {
	jobs := store.NewAnalysisStore()
	jobID := "analysis_job_ad_example_abc"
	jobs.SaveJob(store.AnalysisJob{
		JobID:           jobID,
		EventID:         "evt_01",
		RepoID:          "ad/example",
		BaseCommitSHA:   "base1234567890",
		TargetCommitSHA: "target4567890ab",
		Status:          store.JobStatusRunning,
		StartedAt:       time.Now().UTC(),
	})
	jobs.MarkCompleted(jobID, store.AnalysisResult{
		AnalysisID:      "analysis_ad_example_abc",
		RepoID:          "ad/example",
		CommitSHA:       "target4567890ab",
		ImpactedSymbols: []string{"Run"},
		Summary:         "1 files changed",
	})

	server := httpserver.New("commit-intelligence-service", func() bool { return true }, httpserver.DebugAPI{Jobs: jobs, Results: jobs})

	req := httptest.NewRequest(http.MethodGet, "/analysis/analysis_ad_example_abc", nil)
	rec := httptest.NewRecorder()
	server.Handler().ServeHTTP(rec, req)

	if rec.Code != http.StatusOK {
		t.Fatalf("expected 200, got %d body=%s", rec.Code, rec.Body.String())
	}

	var result store.AnalysisResult
	if err := json.Unmarshal(rec.Body.Bytes(), &result); err != nil {
		t.Fatalf("unmarshal: %v", err)
	}
	if len(result.ImpactedSymbols) != 1 {
		t.Fatalf("expected impacted symbols, got %+v", result.ImpactedSymbols)
	}
}

func TestAnalysisJobNotFound(t *testing.T) {
	jobs := store.NewAnalysisStore()
	server := httpserver.New("commit-intelligence-service", func() bool { return true }, httpserver.DebugAPI{Jobs: jobs, Results: jobs})

	req := httptest.NewRequest(http.MethodGet, "/analysis-jobs/missing", nil)
	rec := httptest.NewRecorder()
	server.Handler().ServeHTTP(rec, req)

	if rec.Code != http.StatusNotFound {
		t.Fatalf("expected 404, got %d", rec.Code)
	}
}