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Add integration with Nexus for automatically pulling practice and pla…
…yoff match lineups.
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,76 @@ | ||
| // Copyright 2023 Team 254. All Rights Reserved. | ||
| // Author: pat@patfairbank.com (Patrick Fairbank) | ||
| // | ||
| // Methods for pulling match lineups from Nexus for FRC. | ||
|
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||
| package partner | ||
|
|
||
| import ( | ||
| "encoding/json" | ||
| "fmt" | ||
| "github.com/Team254/cheesy-arena/model" | ||
| "io" | ||
| "net/http" | ||
| "strconv" | ||
| ) | ||
|
|
||
| const nexusBaseUrl = "https://api.frc.nexus" | ||
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| type NexusClient struct { | ||
| BaseUrl string | ||
| eventCode string | ||
| } | ||
|
|
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| type nexusLineup struct { | ||
| Red [3]string `json:"red"` | ||
| Blue [3]string `json:"blue"` | ||
| } | ||
|
|
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| func NewNexusClient(eventCode string) *NexusClient { | ||
| return &NexusClient{BaseUrl: nexusBaseUrl, eventCode: eventCode} | ||
| } | ||
|
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| // Gets the team lineup for a given match from the Nexus API. Returns nil and an error if the lineup is not available. | ||
| func (client *NexusClient) GetLineup(tbaMatchKey model.TbaMatchKey) (*[6]int, error) { | ||
| path := fmt.Sprintf("/v1/%s/%s/lineup", client.eventCode, tbaMatchKey.String()) | ||
| resp, err := client.getRequest(path) | ||
| if err != nil { | ||
| return nil, err | ||
| } | ||
|
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| // Get the response and handle errors | ||
| defer resp.Body.Close() | ||
| body, err := io.ReadAll(resp.Body) | ||
| if err != nil { | ||
| return nil, err | ||
| } | ||
| if resp.StatusCode != 200 { | ||
| return nil, fmt.Errorf("Error getting lineup from Nexus: %d, %s", resp.StatusCode, string(body)) | ||
| } | ||
|
|
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| var nexusLineup nexusLineup | ||
| if err = json.Unmarshal(body, &nexusLineup); err != nil { | ||
| return nil, err | ||
| } | ||
|
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| var lineup [6]int | ||
| lineup[0], _ = strconv.Atoi(nexusLineup.Red[0]) | ||
| lineup[1], _ = strconv.Atoi(nexusLineup.Red[1]) | ||
| lineup[2], _ = strconv.Atoi(nexusLineup.Red[2]) | ||
| lineup[3], _ = strconv.Atoi(nexusLineup.Blue[0]) | ||
| lineup[4], _ = strconv.Atoi(nexusLineup.Blue[1]) | ||
| lineup[5], _ = strconv.Atoi(nexusLineup.Blue[2]) | ||
|
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| return &lineup, err | ||
| } | ||
|
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| // Sends a GET request to the Nexus API. | ||
| func (client *NexusClient) getRequest(path string) (*http.Response, error) { | ||
| url := client.BaseUrl + path | ||
| httpClient := &http.Client{} | ||
| req, err := http.NewRequest("GET", url, nil) | ||
| if err != nil { | ||
| return nil, err | ||
| } | ||
| return httpClient.Do(req) | ||
| } |
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,41 @@ | ||
| // Copyright 2023 Team 254. All Rights Reserved. | ||
| // Author: pat@patfairbank.com (Patrick Fairbank) | ||
|
|
||
| package partner | ||
|
|
||
| import ( | ||
| "github.com/Team254/cheesy-arena/model" | ||
| "github.com/stretchr/testify/assert" | ||
| "net/http" | ||
| "net/http/httptest" | ||
| "strings" | ||
| "testing" | ||
| ) | ||
|
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| func TestGetLineup(t *testing.T) { | ||
| // Mock the Nexus server. | ||
| nexusServer := httptest.NewServer(http.HandlerFunc(func(w http.ResponseWriter, r *http.Request) { | ||
| assert.Contains(t, r.URL.String(), "/v1/my_event_code/") | ||
| if strings.Contains(r.URL.String(), "/v1/my_event_code/p1/lineup") { | ||
| w.Write([]byte("{\"red\":[\"101\",\"102\",\"103\"],\"blue\":[\"104\",\"105\",\"106\"]}")) | ||
| } else { | ||
| http.Error(w, "Match not found", 404) | ||
| } | ||
| })) | ||
| defer nexusServer.Close() | ||
| client := NewNexusClient("my_event_code") | ||
| client.BaseUrl = nexusServer.URL | ||
|
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| tbaMatchKey := model.TbaMatchKey{CompLevel: "p", SetNumber: 0, MatchNumber: 1} | ||
| lineup, err := client.GetLineup(tbaMatchKey) | ||
| if assert.Nil(t, err) { | ||
| assert.Equal(t, [6]int{101, 102, 103, 104, 105, 106}, *lineup) | ||
| } | ||
|
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| tbaMatchKey = model.TbaMatchKey{CompLevel: "sf", SetNumber: 6, MatchNumber: 1} | ||
| lineup, err = client.GetLineup(tbaMatchKey) | ||
| assert.Nil(t, lineup) | ||
| if assert.NotNil(t, err) { | ||
| assert.Contains(t, err.Error(), "Match not found") | ||
| } | ||
| } |
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