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Merge pull request #226 from InjectiveLabs/feat/load_official_tokens_…
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,67 @@ | ||
| package core | ||
|
|
||
| import ( | ||
| "encoding/json" | ||
| "fmt" | ||
| "net/http" | ||
| ) | ||
|
|
||
| type TokenMetadata struct { | ||
| Address string `json:"address"` | ||
| IsNative bool `json:"isNative"` | ||
| TokenVerification string `json:"tokenVerification"` | ||
| Decimals int32 `json:"decimals"` | ||
| CoinGeckoId string `json:"coinGeckoId"` | ||
| Name string `json:"name"` | ||
| Symbol string `json:"symbol"` | ||
| Logo string `json:"logo"` | ||
| Creator string `json:"creator"` | ||
| Denom string `json:"denom"` | ||
| TokenType string `json:"tokenType"` | ||
| ExternalLogo string `json:"externalLogo"` | ||
| } | ||
|
|
||
| func (tm TokenMetadata) GetName() string { | ||
| return tm.Name | ||
| } | ||
|
|
||
| func (tm TokenMetadata) GetAddress() string { | ||
| return tm.Address | ||
| } | ||
|
|
||
| func (tm TokenMetadata) GetSymbol() string { | ||
| return tm.Symbol | ||
| } | ||
|
|
||
| func (tm TokenMetadata) GetLogo() string { | ||
| return tm.Logo | ||
| } | ||
|
|
||
| func (tm TokenMetadata) GetDecimals() int32 { | ||
| return tm.Decimals | ||
| } | ||
|
|
||
| func (tm TokenMetadata) GetUpdatedAt() int64 { | ||
| return -1 | ||
| } | ||
|
|
||
| // LoadTokens loads tokens from the given file URL | ||
| func LoadTokens(tokensFileUrl string) ([]TokenMetadata, error) { | ||
| var tokensMetadata []TokenMetadata | ||
| response, err := http.Get(tokensFileUrl) | ||
| if err != nil { | ||
| return tokensMetadata, err | ||
| } | ||
| if 400 <= response.StatusCode { | ||
| return tokensMetadata, fmt.Errorf("failed to load tokens from %s: %s", tokensFileUrl, response.Status) | ||
| } | ||
| defer response.Body.Close() | ||
|
|
||
| decoder := json.NewDecoder(response.Body) | ||
| err = decoder.Decode(&tokensMetadata) | ||
| if err != nil { | ||
| return make([]TokenMetadata, 0), err | ||
| } | ||
|
|
||
| return tokensMetadata, nil | ||
| } |
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,74 @@ | ||
| package core | ||
|
|
||
| import ( | ||
| "encoding/json" | ||
| "fmt" | ||
| "net/http" | ||
| "net/http/httptest" | ||
| "testing" | ||
|
|
||
| "gotest.tools/v3/assert" | ||
| ) | ||
|
|
||
| func TestLoadTokensFromUrl(t *testing.T) { | ||
| tokensMetadata := make([]TokenMetadata, 2) | ||
| tokensMetadata = append(tokensMetadata, TokenMetadata{ | ||
| Address: "", | ||
| IsNative: true, | ||
| Decimals: 9, | ||
| Symbol: "SOL", | ||
| Name: "Solana", | ||
| Logo: "https://imagedelivery.net/DYKOWp0iCc0sIkF-2e4dNw/2aa4deed-fa31-4d1a-ba0a-d698b84f3800/public", | ||
| Creator: "inj15jeczm4mqwtc9lk4c0cyynndud32mqd4m9xnmu", | ||
| CoinGeckoId: "solana", | ||
| Denom: "", | ||
| TokenType: "spl", | ||
| TokenVerification: "verified", | ||
| ExternalLogo: "solana.png", | ||
| }, | ||
| ) | ||
| tokensMetadata = append(tokensMetadata, TokenMetadata{ | ||
| Address: "0x0d500b1d8e8ef31e21c99d1db9a6444d3adf1270", | ||
| IsNative: false, | ||
| Decimals: 18, | ||
| Symbol: "WMATIC", | ||
| Name: "Wrapped Matic", | ||
| Logo: "https://imagedelivery.net/DYKOWp0iCc0sIkF-2e4dNw/0d061e1e-a746-4b19-1399-8187b8bb1700/public", | ||
| Creator: "inj169ed97mcnf8ay6rgvskn95n6tyt46uwvy5qgs0", | ||
| CoinGeckoId: "wmatic", | ||
| Denom: "0x0d500b1d8e8ef31e21c99d1db9a6444d3adf1270", | ||
| TokenType: "evm", | ||
| TokenVerification: "verified", | ||
| ExternalLogo: "polygon.png", | ||
| }, | ||
| ) | ||
|
|
||
| metadataString, err := json.Marshal(tokensMetadata) | ||
| assert.NilError(t, err) | ||
|
|
||
| httpServer := httptest.NewServer(http.HandlerFunc(func(w http.ResponseWriter, r *http.Request) { | ||
| w.WriteHeader(http.StatusOK) | ||
| _, _ = w.Write(metadataString) | ||
| })) | ||
| defer httpServer.Close() | ||
|
|
||
| loadedTokens, err := LoadTokens(httpServer.URL) | ||
| assert.NilError(t, err) | ||
|
|
||
| assert.Equal(t, len(loadedTokens), len(tokensMetadata)) | ||
|
|
||
| for i, metadata := range tokensMetadata { | ||
| assert.Equal(t, loadedTokens[i], metadata) | ||
| } | ||
| } | ||
|
|
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| func TestLoadTokensFromUrlReturnsNoTokensWhenRequestErrorHappens(t *testing.T) { | ||
| httpServer := httptest.NewServer(http.HandlerFunc(func(w http.ResponseWriter, r *http.Request) { | ||
| w.WriteHeader(http.StatusNotFound) | ||
| })) | ||
| defer httpServer.Close() | ||
|
|
||
| loadedTokens, err := LoadTokens(httpServer.URL) | ||
| assert.Error(t, err, fmt.Sprintf("failed to load tokens from %s: %v %s", httpServer.URL, http.StatusNotFound, http.StatusText(http.StatusNotFound))) | ||
| assert.Equal(t, len(loadedTokens), 0) | ||
| } |
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