Tandem Power BI Connector

Question

我正在尝试为Power BI创建一个连接器，以从Autodesk Tandem获取（资产）数据。虽然ConnectOrtest.models成功返回了设施ID中的模型，但表明身份验证有效，ConnectorTest.sets需要相同的令牌失败。 Power BI中的错误消息： 我们无法使用所提供的凭据进行身份验证。请再试一次

            GetFacilityModels = (baseUrl as text, twinId as text, accessToken as text) as list =>
                let
                    url = baseUrl & "/twins/" & twinId,
                    response = Web.Contents(url, [Headers = [#"Authorization" = "Bearer " & accessToken]]),
                    data = Json.Document(response),
                    models = data[links],
                    result = List.Transform(models, each Record.Field(_, "modelId"))
                in
                    result;

            // Function to process model assets
            GetModelAssets = (baseUrl as text, urn as text, accessToken as text) =>
                let
                    // Define the endpoint URL
                    url = baseUrl & "/modeldata/" & urn & "/scan",

                    input = "{""families"": [ ""n"", ""z"" ], ""includeHistory"": false, ""skipArrays"":true}",
                    response = Web.Contents(
                        url,
                        [
                            Headers = [#"Content-Type"="application/json"],
                            Content = Text.ToBinary(input)
                        ]
                    ),

                    // Parse the JSON response
                    data = Json.Document(response),
                    result = data
                in
                    result;
                    data;

            // Function to combine all assets into a table
            GetAssetsTable = (baseUrl as text, twinId as text, accessToken as text) =>
                let
                    modelList = GetFacilityModels(baseUrl, twinId, accessToken),
                    assetList = List.Transform(modelList, each GetModelAssets(baseUrl, _, accessToken)),
                    validTables = List.RemoveNulls(assetList),
                    result = Table.Combine(validTables)
                in
                    result;

            // Helper function to check if an item is an asset
            _IsAsset = (item as record) =>
                let
                    isAsset = Record.HasFields(item, {"n:n", "n:!n"})
                in
                    isAsset;

            // Function to retrieve model list
            [DataSource.Kind="connectortest", Publish="connectortest.Models.Publish"]
            shared connectortest.Models = () =>
                let
                    baseUrl = "https://developer.api.autodesk.com/tandem/v1",
                    twinID = "urn:adsk.dtt:uSyCHvt1QmakLrZ8g4NSdg",
                    tokenResponse = GetAccessToken(),
                    accessToken = tokenResponse[access_token],
                    modelList = GetFacilityModels(baseUrl, twinID, accessToken)
                in
                    modelList;

            // Function to retrieve asset list
            [DataSource.Kind="connectortest", Publish="connectortest.Assets.Publish"]
            shared connectortest.Assets = () =>
                let
                    baseUrl = "https://developer.api.autodesk.com/tandem/v1",
                    modelID2 = "urn:adsk.dtm:iXzvRVKqQL6q0WYL01oKgA",
                    tokenResponse = GetAccessToken(),
                    accessToken = tokenResponse[access_token],
                    assetList = GetModelAssets(baseUrl, modelID2, accessToken)
                in
                    assetList;


            // Data Source Kind description
            connectortest = [
                Authentication = [
                    Anonymous = [] // No login UI needed for 2-legged token
                ]
            ];

Answer 1

Authorization

函数中缺少有效令牌的标头：

GetModelAssets

需要对串联REST API进行认证 - 请参见

Herey

。