package sdk

import (
	"os"
	"reflect"
	"testing"
)

func TestAction_Context(t *testing.T) {
	t.Parallel()

	f, err := os.CreateTemp("", "")
	if err != nil {
		t.Fatal(err)
	}
	t.Cleanup(func() { os.Remove(f.Name()) })

	if _, err := f.Write([]byte(`{"foo": "bar"}`)); err != nil {
		t.Fatal(err)
	}
	if err := f.Close(); err != nil {
		t.Fatal(err)
	}

	eventPayloadPath := f.Name()

	cases := []struct {
		name string
		env  map[string]string
		exp  *GitHubContext
	}{
		{
			name: "empty",
			env:  nil,
			exp: &GitHubContext{
				// Defaults
				APIURL:     "https://api.github.com",
				ServerURL:  "https://github.com",
				GraphqlURL: "https://api.github.com/graphql",
			},
		},
		{
			name: "no_payload",
			env: map[string]string{
				"GITHUB_ACTION":            "__repo-owner_name-of-action-repo",
				"GITHUB_ACTION_PATH":       "/path/to/action",
				"GITHUB_ACTION_REPOSITORY": "repo-owner/name-of-action-repo",
				"GITHUB_ACTIONS":           "true",
				"GITHUB_ACTOR":             "sethvargo",
				"GITHUB_API_URL":           "https://foo.com",
				"GITHUB_BASE_REF":          "main",
				"GITHUB_ENV":               "/path/to/env",
				"GITHUB_EVENT_NAME":        "event_name",
				"GITHUB_HEAD_REF":          "headbranch",
				"GITHUB_GRAPHQL_URL":       "https://baz.com",
				"GITHUB_JOB":               "12",
				"GITHUB_PATH":              "/path/to/path",
				"GITHUB_REF":               "refs/tags/v1.0",
				"GITHUB_REF_NAME":          "v1.0",
				"GITHUB_REF_PROTECTED":     "true",
				"GITHUB_REF_TYPE":          "tag",
				"GITHUB_REPOSITORY":        "sethvargo/baz",
				"GITHUB_REPOSITORY_OWNER":  "sethvargo",
				"GITHUB_RETENTION_DAYS":    "90",
				"GITHUB_RUN_ATTEMPT":       "6",
				"GITHUB_RUN_ID":            "56",
				"GITHUB_RUN_NUMBER":        "34",
				"GITHUB_SERVER_URL":        "https://bar.com",
				"GITHUB_SHA":               "abcd1234",
				"GITHUB_STEP_SUMMARY":      "/path/to/summary",
				"GITHUB_WORKFLOW":          "test",
				"GITHUB_WORKSPACE":         "/path/to/workspace",
			},
			exp: &GitHubContext{
				Action:           "__repo-owner_name-of-action-repo",
				ActionPath:       "/path/to/action",
				ActionRepository: "repo-owner/name-of-action-repo",
				Actions:          true,
				Actor:            "sethvargo",
				APIURL:           "https://foo.com",
				BaseRef:          "main",
				Env:              "/path/to/env",
				EventName:        "event_name",
				// NOTE: No EventPath
				GraphqlURL:      "https://baz.com",
				Job:             "12",
				HeadRef:         "headbranch",
				Path:            "/path/to/path",
				Ref:             "refs/tags/v1.0",
				RefName:         "v1.0",
				RefProtected:    true,
				RefType:         "tag",
				Repository:      "sethvargo/baz",
				RepositoryOwner: "sethvargo",
				RetentionDays:   90,
				RunAttempt:      6,
				RunID:           56,
				RunNumber:       34,
				ServerURL:       "https://bar.com",
				SHA:             "abcd1234",
				StepSummary:     "/path/to/summary",
				Workflow:        "test",
				Workspace:       "/path/to/workspace",
			},
		},
		{
			name: "payload",
			env: map[string]string{
				"GITHUB_EVENT_PATH": eventPayloadPath,
			},
			exp: &GitHubContext{
				EventPath: eventPayloadPath,

				// Defaults
				APIURL:     "https://api.github.com",
				ServerURL:  "https://github.com",
				GraphqlURL: "https://api.github.com/graphql",

				Event: map[string]any{
					"foo": "bar",
				},
			},
		},
	}

	for _, tc := range cases {
		tc := tc

		t.Run(tc.name, func(t *testing.T) {
			t.Parallel()

			a := New()
			a.env = func(s string) string { return tc.env[s] }
			got, err := a.Context()
			if err != nil {
				t.Fatal(err)
			}

			if !reflect.DeepEqual(got, tc.exp) {
				t.Errorf("expected\n\n%#v\n\nto be\n\n%#v\n", got, tc.exp)
			}
		})
	}
}