feat(compute-api): implement job execution via compute API

sasjs-tests/public/config.json

@@ -6,6 +6,7 @@
     "appLoc": "/Public/app",
     "serverType": "SASVIYA",
     "debug": false,
-    "contextName": "SAS Job Execution compute context"
+    "contextName": "SharedCompute",
+    "useComputeApi": true
   }
 }

sasjs-tests/src/Login.tsx

@@ -11,7 +11,7 @@ const Login = (): ReactElement<{}> => {
   const handleSubmit = useCallback(
     (e) => {
       e.preventDefault();
-      appContext.adapter.logIn(username, password).then(() => {
+      appContext.adapter.logIn(username, password).then((res) => {
         appContext.setIsLoggedIn(true);
       });
     },

sasjs-tests/src/testSuites/Basic.ts

@@ -9,6 +9,7 @@ const defaultConfig: SASjsConfig = {
   serverType: ServerType.SASViya,
   debug: true,
   contextName: "SAS Job Execution compute context",
+  useComputeApi: false,
 };
 
 const customConfig = {

sasjs-tests/src/testSuites/RequestData.ts

@@ -74,9 +74,8 @@ export const sendArrTests = (adapter: SASjs): TestSuite => ({
       description:
         "Should error out with long string values over 32765 characters",
       test: () => {
-        return adapter
-          .request("common/sendArr", getLongStringData(32767))
-          .catch((e) => e);
+        const data = getLongStringData(32767);
+        return adapter.request("common/sendArr", data).catch((e) => e);
       },
       assertion: (error: any) => {
         return !!error && !!error.MESSAGE;

src/SASViyaApiClient.ts

@@ -7,6 +7,8 @@ import {
 import * as NodeFormData from "form-data";
 import * as path from "path";
 import { Job, Session, Context, Folder, CsrfToken } from "./types";
+import { JobDefinition } from "./types/JobDefinition";
+import { formatDataForRequest } from "./utils/formatDataForRequest";
 
 /**
  * A client for interfacing with the SAS Viya REST API
@@ -68,7 +70,7 @@ export class SASViyaApiClient {
     if (accessToken) {
       headers.Authorization = `Bearer ${accessToken}`;
     }
-    const contexts = await this.request<{ items: Context[] }>(
+    const { result: contexts } = await this.request<{ items: Context[] }>(
       `${this.serverUrl}/compute/contexts`,
       { headers }
     );
@@ -93,7 +95,7 @@ export class SASViyaApiClient {
     if (accessToken) {
       headers.Authorization = `Bearer ${accessToken}`;
     }
-    const contexts = await this.request<{ items: Context[] }>(
+    const { result: contexts } = await this.request<{ items: Context[] }>(
       `${this.serverUrl}/compute/contexts`,
       { headers }
     );
@@ -153,7 +155,7 @@ export class SASViyaApiClient {
       headers.Authorization = `Bearer ${accessToken}`;
     }
 
-    const contexts = await this.request<{ items: Context[] }>(
+    const { result: contexts } = await this.request<{ items: Context[] }>(
       `${this.serverUrl}/compute/contexts`,
       { headers }
     );
@@ -172,7 +174,7 @@ export class SASViyaApiClient {
         "Content-Type": "application/json",
       },
     };
-    const createdSession = this.request<Session>(
+    const { result: createdSession } = await this.request<Session>(
       `${this.serverUrl}/compute/contexts/${executionContext.id}/sessions`,
       createSessionRequest
     );
@@ -190,12 +192,14 @@ export class SASViyaApiClient {
    * @param silent - optional flag to turn of logging.
    */
   public async executeScript(
-    fileName: string,
+    jobName: string,
     linesOfCode: string[],
     contextName: string,
     accessToken?: string,
     sessionId = "",
-    silent = false
+    silent = false,
+    data = null,
+    debug = false
   ) {
     const headers: any = {
       "Content-Type": "application/json",
@@ -206,7 +210,7 @@ export class SASViyaApiClient {
     if (this.csrfToken) {
       headers[this.csrfToken.headerName] = this.csrfToken.value;
     }
-    const contexts = await this.request<{ items: Context[] }>(
+    const { result: contexts } = await this.request<{ items: Context[] }>(
       `${this.serverUrl}/compute/contexts`,
       { headers }
     );
@@ -225,13 +229,52 @@ export class SASViyaApiClient {
           method: "POST",
           headers,
         };
-        const createdSession = await this.request<Session>(
+        const { result: createdSession, etag } = await this.request<Session>(
           `${this.serverUrl}/compute/contexts/${executionContext.id}/sessions`,
           createSessionRequest
         );
 
+        await this.waitForSession(createdSession, etag);
+
         executionSessionId = createdSession.id;
       }
+
+      let jobArguments: { [key: string]: any } = {
+        _contextName: contextName,
+        _OMITJSONLISTING: true,
+        _OMITJSONLOG: true,
+        _OMITSESSIONRESULTS: true,
+        _OMITTEXTLISTING: true,
+        _OMITTEXTLOG: true,
+      };
+
+      if (debug) {
+        jobArguments["_OMITTEXTLOG"] = false;
+        jobArguments["_OMITSESSIONRESULTS"] = false;
+        jobArguments["_DEBUG"] = 131;
+      }
+
+      const fileName = `exec-${
+        jobName.includes("/") ? jobName.split("/")[1] : jobName
+      }`;
+
+      let jobVariables: any = { SYS_JES_JOB_URI: "", _program: jobName };
+      let files: any[] = [];
+      if (data) {
+        if (JSON.stringify(data).includes(";")) {
+          files = await this.uploadTables(data, accessToken);
+          jobVariables["_webin_file_count"] = files.length;
+          files.forEach((fileInfo, index) => {
+            jobVariables[
+              `_webin_fileuri${index + 1}`
+            ] = `/files/files/${fileInfo.file.id}`;
+            jobVariables[`_webin_name${index + 1}`] = fileInfo.tableName;
+          });
+        } else {
+          jobVariables = { ...jobVariables, ...formatDataForRequest(data) };
+        }
+      }
+
       // Execute job in session
       const postJobRequest = {
         method: "POST",
@@ -240,9 +283,11 @@ export class SASViyaApiClient {
           name: fileName,
           description: "Powered by SASjs",
           code: linesOfCode,
+          variables: jobVariables,
+          arguments: jobArguments,
         }),
       };
-      const postedJob = await this.request<Job>(
+      const { result: postedJob, etag } = await this.request<Job>(
         `${this.serverUrl}/compute/sessions/${executionSessionId}/jobs`,
         postJobRequest
       );
@@ -255,18 +300,42 @@ export class SASViyaApiClient {
         );
       }
 
-      const jobStatus = await this.pollJobState(postedJob, accessToken, silent);
-      const logLink = postedJob.links.find((l: any) => l.rel === "log");
-      if (logLink) {
-        const log = await this.request(
-          `${this.serverUrl}${logLink.href}?limit=100000`,
+      const jobStatus = await this.pollJobState(
+        postedJob,
+        etag,
+        accessToken,
+        silent
+      );
+      const { result: currentJob } = await this.request<Job>(
+        `${this.serverUrl}/compute/sessions/${executionSessionId}/jobs/${postedJob.id}`,
+        { headers }
+      );
+
+      let jobResult, log;
+      if (jobStatus === "failed" || jobStatus === "error") {
+        return Promise.reject(currentJob.error);
+      }
+      const resultLink = `/compute/sessions/${executionSessionId}/filerefs/_webout/content`;
+      const logLink = currentJob.links.find((l) => l.rel === "log");
+      if (resultLink) {
+        jobResult = await this.request<any>(
+          `${this.serverUrl}${resultLink}`,
+          { headers },
+          "text"
+        );
+      }
+
+      if (true && logLink) {
+        log = await this.request<any>(
+          `${this.serverUrl}${logLink.href}/content`,
           {
             headers,
           }
+        ).then((res: any) =>
+          res.result.items.map((i: any) => i.line).join("\n")
         );
-
-        return { jobStatus, log };
       }
+      return { result: jobResult?.result, log };
     } else {
       console.error(
         `Unable to find execution context ${contextName}.\nPlease check the contextName in the tgtDeployVars and try again.`
@@ -334,7 +403,7 @@ export class SASViyaApiClient {
       createFolderRequest.headers.Authorization = `Bearer ${accessToken}`;
     }
 
-    const createFolderResponse = await this.request<Folder>(
+    const { result: createFolderResponse } = await this.request<Folder>(
       `${this.serverUrl}/folders/folders?parentFolderUri=${parentFolderUri}`,
       createFolderRequest
     );
@@ -556,6 +625,71 @@ export class SASViyaApiClient {
     return deleteResponse;
   }
 
+  /**
+   * Executes a job via the SAS Viya Compute API
+   * @param sasJob - the relative path to the job.
+   * @param contextName - the name of the context where the job is to be executed.
+   * @param debug - sets the _debug flag in the job arguments.
+   * @param data - any data to be passed in as input to the job.
+   * @param accessToken - an optional access token for an authorized user.
+   */
+  public async executeComputeJob(
+    sasJob: string,
+    contextName: string,
+    debug: boolean,
+    data?: any,
+    accessToken?: string
+  ) {
+    if (!this.rootFolder) {
+      await this.populateRootFolder(accessToken);
+    }
+
+    if (!this.rootFolder) {
+      throw new Error("Root folder was not found");
+    }
+    if (!this.rootFolderMap.size) {
+      await this.populateRootFolderMap(accessToken);
+    }
+    if (!this.rootFolderMap.size) {
+      throw new Error(
+        `The job ${sasJob} was not found in ${this.rootFolderName}`
+      );
+    }
+
+    const headers: any = { "Content-Type": "application/json" };
+    if (!!accessToken) {
+      headers.Authorization = `Bearer ${accessToken}`;
+    }
+
+    const folderName = sasJob.split("/")[0];
+    const jobName = sasJob.split("/")[1];
+    const jobFolder = this.rootFolderMap.get(folderName);
+    const jobToExecute = jobFolder?.find((item) => item.name === jobName);
+    const jobDefinitionLink = jobToExecute?.links.find(
+      (l) => l.rel === "getResource"
+    );
+    if (!jobDefinitionLink) {
+      throw new Error("Job definition URI was not found.");
+    }
+    const { result: jobDefinition } = await this.request<JobDefinition>(
+      `${this.serverUrl}${jobDefinitionLink.href}`,
+      headers
+    );
+    const linesToExecute = jobDefinition.code
+      .replace(/\r\n/g, "\n")
+      .split("\n");
+    return await this.executeScript(
+      sasJob,
+      linesToExecute,
+      contextName,
+      accessToken,
+      "",
+      false,
+      data,
+      debug
+    );
+  }
+
   /**
    * Executes a job via the SAS Viya Job Execution API
    * @param sasJob - the relative path to the job.
@@ -590,7 +724,6 @@ export class SASViyaApiClient {
     let files: any[] = [];
     if (data && Object.keys(data).length) {
       files = await this.uploadTables(data, accessToken);
-      console.log("Uploaded table files: ", files);
     }
     const jobName = path.basename(sasJob);
     const jobFolder = sasJob.replace(`/${jobName}`, "");
@@ -608,7 +741,7 @@ export class SASViyaApiClient {
         headers.Authorization = `Bearer ${accessToken}`;
       }
       requestInfo.headers = headers;
-      const jobDefinition = await this.request<Job>(
+      const { result: jobDefinition } = await this.request<Job>(
         `${this.serverUrl}${jobDefinitionLink}`,
         requestInfo
       );
@@ -647,24 +780,29 @@ export class SASViyaApiClient {
           arguments: jobArguments,
         }),
       };
-      const postedJob = await this.request<Job>(
+      const { result: postedJob, etag } = await this.request<Job>(
         `${this.serverUrl}/jobExecution/jobs?_action=wait`,
         postJobRequest
       );
-      const jobStatus = await this.pollJobState(postedJob, accessToken, true);
-      const currentJob = await this.request<Job>(
+      const jobStatus = await this.pollJobState(
+        postedJob,
+        etag,
+        accessToken,
+        true
+      );
+      const { result: currentJob } = await this.request<Job>(
         `${this.serverUrl}/jobExecution/jobs/${postedJob.id}`,
         { headers }
       );
 
-      let result, log;
+      let jobResult, log;
       if (jobStatus === "failed") {
         return Promise.reject(currentJob.error);
       }
       const resultLink = currentJob.results["_webout.json"];
       const logLink = currentJob.links.find((l) => l.rel === "log");
       if (resultLink) {
-        result = await this.request<any>(
+        jobResult = await this.request<any>(
           `${this.serverUrl}${resultLink}/content`,
           { headers },
           "text"
@@ -676,9 +814,11 @@ export class SASViyaApiClient {
           {
             headers,
           }
-        ).then((res: any) => res.items.map((i: any) => i.line).join("\n"));
+        ).then((res: any) =>
+          res.result.items.map((i: any) => i.line).join("\n")
+        );
       }
-      return { result, log };
+      return { result: jobResult?.result, log };
     } else {
       throw new Error(
         `The job ${sasJob} was not found at the location ${this.rootFolderName}`
@@ -695,14 +835,14 @@ export class SASViyaApiClient {
     if (accessToken) {
       requestInfo.headers = { Authorization: `Bearer ${accessToken}` };
     }
-    const folder = await this.request<Folder>(
+    const { result: folder } = await this.request<Folder>(
       `${this.serverUrl}${url}`,
       requestInfo
     );
     if (!folder) {
       throw new Error("Cannot populate RootFolderMap unless rootFolder exists");
     }
-    const members = await this.request<{ items: any[] }>(
+    const { result: members } = await this.request<{ items: any[] }>(
       `${this.serverUrl}/folders/folders/${folder.id}/members`,
       requestInfo
     );
@@ -717,7 +857,7 @@ export class SASViyaApiClient {
           this.rootFolderName +
           "/" +
           member.name;
-        const memberDetail = await this.request<Folder>(
+        const { result: memberDetail } = await this.request<Folder>(
           `${this.serverUrl}${subFolderUrl}`,
           requestInfo
         );
@@ -726,7 +866,7 @@ export class SASViyaApiClient {
           (l: any) => l.rel === "members"
         );
 
-        const memberContents = await this.request<{ items: any[] }>(
+        const { result: memberContents } = await this.request<{ items: any[] }>(
           `${this.serverUrl}${membersLink!.href}`,
           requestInfo
         );
@@ -752,26 +892,28 @@ export class SASViyaApiClient {
       requestInfo
     ).catch(() => null);
 
-    this.rootFolder = rootFolder;
+    this.rootFolder = rootFolder?.result || null;
   }
 
   private async pollJobState(
     postedJob: any,
+    etag: string | null,
     accessToken?: string,
     silent = false
   ) {
     const MAX_POLL_COUNT = 1000;
-    const POLL_INTERVAL = 300;
+    const POLL_INTERVAL = 100;
     let postedJobState = "";
     let pollCount = 0;
     const headers: any = {
       "Content-Type": "application/json",
+      "If-None-Match": etag,
     };
     if (accessToken) {
       headers.Authorization = `Bearer ${accessToken}`;
     }
     const stateLink = postedJob.links.find((l: any) => l.rel === "state");
-    return new Promise((resolve, _) => {
+    return new Promise(async (resolve, _) => {
       const interval = setInterval(async () => {
         if (
           postedJobState === "running" ||
@@ -782,8 +924,8 @@ export class SASViyaApiClient {
             if (!silent) {
               console.log("Polling job status... \n");
             }
-            const jobState = await this.request<string>(
-              `${this.serverUrl}${stateLink.href}?wait=30`,
+            const { result: jobState } = await this.request<string>(
+              `${this.serverUrl}${stateLink.href}?_action=wait&wait=30`,
               {
                 headers,
               },
@@ -807,6 +949,49 @@ export class SASViyaApiClient {
     });
   }
 
+  private async waitForSession(
+    session: Session,
+    etag: string | null,
+    accessToken?: string,
+    silent = false
+  ) {
+    let sessionState = session.state;
+    let pollCount = 0;
+    const headers: any = {
+      "Content-Type": "application/json",
+      "If-None-Match": etag,
+    };
+    if (accessToken) {
+      headers.Authorization = `Bearer ${accessToken}`;
+    }
+    const stateLink = session.links.find((l: any) => l.rel === "state");
+    return new Promise(async (resolve, _) => {
+      if (sessionState === "pending") {
+        if (stateLink) {
+          if (!silent) {
+            console.log("Polling session status... \n");
+          }
+          const { result: state } = await this.request<string>(
+            `${this.serverUrl}${stateLink.href}?wait=30`,
+            {
+              headers,
+            },
+            "text"
+          );
+
+          sessionState = state.trim();
+          if (!silent) {
+            console.log(`Current state: ${sessionState}\n`);
+          }
+          pollCount++;
+          resolve(sessionState);
+        }
+      } else {
+        resolve(sessionState);
+      }
+    });
+  }
+
   private async uploadTables(data: any, accessToken?: string) {
     const uploadedFiles = [];
     const headers: any = {
@@ -830,7 +1015,7 @@ export class SASViyaApiClient {
         headers,
       };
 
-      const file = await this.request<any>(
+      const { result: file } = await this.request<any>(
         `${this.serverUrl}/files/files#rawUpload`,
         createFileRequest
       );
@@ -848,7 +1033,7 @@ export class SASViyaApiClient {
     if (accessToken) {
       requestInfo.headers = { Authorization: `Bearer ${accessToken}` };
     }
-    const folder = await this.request<Folder>(
+    const { result: folder } = await this.request<Folder>(
       `${this.serverUrl}${url}`,
       requestInfo
     );

src/SASjs.ts

@@ -32,6 +32,7 @@ const defaultConfig: SASjsConfig = {
   serverType: ServerType.SASViya,
   debug: true,
   contextName: "SAS Job Execution compute context",
+  useComputeApi: false,
 };
 
 const requestRetryLimit = 5;
@@ -390,239 +391,30 @@ export default class SASjs {
       this.sasjsConfig.serverType === ServerType.SASViya &&
       this.sasjsConfig.contextName
     ) {
-      return await this.executeViaJesApi(
+      if (this.sasjsConfig.useComputeApi) {
+        return await this.executeJobViaComputeApi(
+          sasJob,
+          data,
+          params,
+          loginRequiredCallback,
+          accessToken
+        );
+      } else {
+        return await this.executeJobViaJesApi(
+          sasJob,
+          data,
+          params,
+          loginRequiredCallback,
+          accessToken
+        );
+      }
+    } else {
+      return await this.executeJobViaJes(
         sasJob,
         data,
         params,
-        loginRequiredCallback,
-        accessToken
+        loginRequiredCallback
       );
-    } else {
-      const sasjsWaitingRequest: SASjsWaitingRequest = {
-        requestPromise: {
-          promise: null,
-          resolve: null,
-          reject: null,
-        },
-        SASjob: sasJob,
-        data,
-        params,
-      };
-      const program = this.sasjsConfig.appLoc
-        ? this.sasjsConfig.appLoc.replace(/\/?$/, "/") +
-          sasJob.replace(/^\//, "")
-        : sasJob;
-      const jobUri =
-        this.sasjsConfig.serverType === "SASVIYA"
-          ? await this.getJobUri(sasJob)
-          : "";
-      const apiUrl = `${this.sasjsConfig.serverUrl}${this.jobsPath}/?${
-        jobUri.length > 0
-          ? "__program=" + program + "&_job=" + jobUri
-          : "_program=" + program
-      }`;
-
-      const inputParams = params ? params : {};
-      const requestParams = {
-        ...inputParams,
-        ...this.getRequestParams(),
-      };
-
-      const formData = new FormData();
-
-      let isError = false;
-      let errorMsg = "";
-
-      if (data) {
-        console.log("Input data", data);
-        const stringifiedData = JSON.stringify(data);
-        if (
-          this.sasjsConfig.serverType === ServerType.SAS9 ||
-          stringifiedData.length > 500000 ||
-          stringifiedData.includes(";")
-        ) {
-          // file upload approach
-          for (const tableName in data) {
-            console.log("TableName: ", tableName);
-            if (isError) {
-              return;
-            }
-            const name = tableName;
-            const csv = convertToCSV(data[tableName]);
-            console.log("Converted CSV", csv);
-            if (csv === "ERROR: LARGE STRING LENGTH") {
-              console.log("String too long");
-              isError = true;
-              errorMsg =
-                "The max length of a string value in SASjs is 32765 characters.";
-            }
-
-            const file = new Blob([csv], {
-              type: "application/csv",
-            });
-            console.log("File", file);
-
-            formData.append(name, file, `${name}.csv`);
-          }
-        } else {
-          // param based approach
-          const sasjsTables = [];
-          let tableCounter = 0;
-          for (const tableName in data) {
-            if (isError) {
-              return;
-            }
-            tableCounter++;
-            sasjsTables.push(tableName);
-            const csv = convertToCSV(data[tableName]);
-            if (csv === "ERROR: LARGE STRING LENGTH") {
-              isError = true;
-              errorMsg =
-                "The max length of a string value in SASjs is 32765 characters.";
-            }
-            // if csv has length more then 16k, send in chunks
-            if (csv.length > 16000) {
-              const csvChunks = splitChunks(csv);
-              // append chunks to form data with same key
-              csvChunks.map((chunk) => {
-                formData.append(`sasjs${tableCounter}data`, chunk);
-              });
-            } else {
-              requestParams[`sasjs${tableCounter}data`] = csv;
-            }
-          }
-          requestParams["sasjs_tables"] = sasjsTables.join(" ");
-        }
-      }
-
-      for (const key in requestParams) {
-        if (requestParams.hasOwnProperty(key)) {
-          formData.append(key, requestParams[key]);
-        }
-      }
-
-      console.log("Form data", formData);
-
-      let isRedirected = false;
-
-      sasjsWaitingRequest.requestPromise.promise = new Promise(
-        (resolve, reject) => {
-          if (isError) {
-            reject({ MESSAGE: errorMsg });
-          }
-          const headers: any = {};
-          if (this._csrfHeader && this._csrf) {
-            headers[this._csrfHeader] = this._csrf;
-          }
-          fetch(apiUrl, {
-            method: "POST",
-            body: formData,
-            referrerPolicy: "same-origin",
-            headers,
-          })
-            .then(async (response) => {
-              if (!response.ok) {
-                if (response.status === 403) {
-                  const tokenHeader = response.headers.get("X-CSRF-HEADER");
-
-                  if (tokenHeader) {
-                    const token = response.headers.get(tokenHeader);
-                    this._csrfHeader = tokenHeader;
-                    this._csrf = token;
-                  }
-                }
-              }
-
-              if (
-                response.redirected &&
-                this.sasjsConfig.serverType === ServerType.SAS9
-              ) {
-                isRedirected = true;
-              }
-
-              return response.text();
-            })
-            .then((responseText) => {
-              if (
-                (needsRetry(responseText) || isRedirected) &&
-                !isLogInRequired(responseText)
-              ) {
-                if (this.retryCount < requestRetryLimit) {
-                  this.retryCount++;
-                  this.request(sasJob, data, params).then(
-                    (res: any) => resolve(res),
-                    (err: any) => reject(err)
-                  );
-                } else {
-                  this.retryCount = 0;
-                  reject(responseText);
-                }
-              } else {
-                this.retryCount = 0;
-                this.parseLogFromResponse(responseText, program);
-
-                if (isLogInRequired(responseText)) {
-                  if (loginRequiredCallback) loginRequiredCallback(true);
-                  sasjsWaitingRequest.requestPromise.resolve = resolve;
-                  sasjsWaitingRequest.requestPromise.reject = reject;
-                  this.sasjsWaitingRequests.push(sasjsWaitingRequest);
-                } else {
-                  if (
-                    this.sasjsConfig.serverType === ServerType.SAS9 &&
-                    this.sasjsConfig.debug
-                  ) {
-                    this.updateUsername(responseText);
-                    const jsonResponseText = this.parseSAS9Response(
-                      responseText
-                    );
-
-                    if (jsonResponseText !== "") {
-                      resolve(JSON.parse(jsonResponseText));
-                    } else {
-                      reject({
-                        MESSAGE: this.parseSAS9ErrorResponse(responseText),
-                      });
-                    }
-                  } else if (
-                    this.sasjsConfig.serverType === ServerType.SASViya &&
-                    this.sasjsConfig.debug
-                  ) {
-                    try {
-                      this.parseSASVIYADebugResponse(responseText).then(
-                        (resText: any) => {
-                          this.updateUsername(resText);
-                          try {
-                            resolve(JSON.parse(resText));
-                          } catch (e) {
-                            reject({ MESSAGE: resText });
-                          }
-                        },
-                        (err: any) => {
-                          reject({ MESSAGE: err });
-                        }
-                      );
-                    } catch (e) {
-                      reject({ MESSAGE: responseText });
-                    }
-                  } else {
-                    this.updateUsername(responseText);
-                    try {
-                      const parsedJson = JSON.parse(responseText);
-                      resolve(parsedJson);
-                    } catch (e) {
-                      reject({ MESSAGE: responseText });
-                    }
-                  }
-                }
-              }
-            })
-            .catch((e: Error) => {
-              reject(e);
-            });
-        }
-      );
-
-      return sasjsWaitingRequest.requestPromise.promise;
     }
   }
 
@@ -682,7 +474,62 @@ export default class SASjs {
     );
   }
 
-  private async executeViaJesApi(
+  private async executeJobViaComputeApi(
+    sasJob: string,
+    data: any,
+    params?: any,
+    loginRequiredCallback?: any,
+    accessToken?: string
+  ) {
+    const sasjsWaitingRequest: SASjsWaitingRequest = {
+      requestPromise: {
+        promise: null,
+        resolve: null,
+        reject: null,
+      },
+      SASjob: sasJob,
+      data,
+      params,
+    };
+
+    sasjsWaitingRequest.requestPromise.promise = new Promise(
+      async (resolve, reject) => {
+        const session = await this.checkSession();
+
+        if (!session.isLoggedIn) {
+          if (loginRequiredCallback) loginRequiredCallback(true);
+          sasjsWaitingRequest.requestPromise.resolve = resolve;
+          sasjsWaitingRequest.requestPromise.reject = reject;
+          this.sasjsWaitingRequests.push(sasjsWaitingRequest);
+        } else {
+          resolve(
+            await this.sasViyaApiClient
+              ?.executeComputeJob(
+                sasJob,
+                this.sasjsConfig.contextName,
+                this.sasjsConfig.debug,
+                data,
+                accessToken
+              )
+              .then((response) => {
+                if (!this.sasjsConfig.debug) {
+                  this.appendSasjsRequest(null, sasJob, null);
+                } else {
+                  this.appendSasjsRequest(response, sasJob, null);
+                }
+                return JSON.parse(response!.result);
+              })
+              .catch((e) =>
+                reject({ MESSAGE: (e && e.message) || "Job execution failed" })
+              )
+          );
+        }
+      }
+    );
+    return sasjsWaitingRequest.requestPromise.promise;
+  }
+
+  private async executeJobViaJesApi(
     sasJob: string,
     data: any,
     params?: any,
@@ -725,9 +572,11 @@ export default class SASjs {
                 } else {
                   this.appendSasjsRequest(response, sasJob, null);
                 }
-                return JSON.parse(response.result);
+                return JSON.parse(response!.result);
               })
-              .catch((e) => reject({ MESSAGE: e.message }))
+              .catch((e) =>
+                reject({ MESSAGE: (e && e.message) || "Job execution failed" })
+              )
           );
         }
       }
@@ -735,6 +584,229 @@ export default class SASjs {
     return sasjsWaitingRequest.requestPromise.promise;
   }
 
+  private async executeJobViaJes(
+    sasJob: string,
+    data: any,
+    params?: any,
+    loginRequiredCallback?: any
+  ) {
+    const sasjsWaitingRequest: SASjsWaitingRequest = {
+      requestPromise: {
+        promise: null,
+        resolve: null,
+        reject: null,
+      },
+      SASjob: sasJob,
+      data,
+      params,
+    };
+    const program = this.sasjsConfig.appLoc
+      ? this.sasjsConfig.appLoc.replace(/\/?$/, "/") + sasJob.replace(/^\//, "")
+      : sasJob;
+    const jobUri =
+      this.sasjsConfig.serverType === "SASVIYA"
+        ? await this.getJobUri(sasJob)
+        : "";
+    const apiUrl = `${this.sasjsConfig.serverUrl}${this.jobsPath}/?${
+      jobUri.length > 0
+        ? "__program=" + program + "&_job=" + jobUri
+        : "_program=" + program
+    }`;
+
+    const inputParams = params ? params : {};
+    const requestParams = {
+      ...inputParams,
+      ...this.getRequestParams(),
+    };
+
+    const formData = new FormData();
+
+    let isError = false;
+    let errorMsg = "";
+
+    if (data) {
+      const stringifiedData = JSON.stringify(data);
+      if (
+        this.sasjsConfig.serverType === ServerType.SAS9 ||
+        stringifiedData.length > 500000 ||
+        stringifiedData.includes(";")
+      ) {
+        // file upload approach
+        for (const tableName in data) {
+          if (isError) {
+            return;
+          }
+          const name = tableName;
+          const csv = convertToCSV(data[tableName]);
+          if (csv === "ERROR: LARGE STRING LENGTH") {
+            isError = true;
+            errorMsg =
+              "The max length of a string value in SASjs is 32765 characters.";
+          }
+
+          const file = new Blob([csv], {
+            type: "application/csv",
+          });
+
+          formData.append(name, file, `${name}.csv`);
+        }
+      } else {
+        // param based approach
+        const sasjsTables = [];
+        let tableCounter = 0;
+        for (const tableName in data) {
+          if (isError) {
+            return;
+          }
+          tableCounter++;
+          sasjsTables.push(tableName);
+          const csv = convertToCSV(data[tableName]);
+          if (csv === "ERROR: LARGE STRING LENGTH") {
+            isError = true;
+            errorMsg =
+              "The max length of a string value in SASjs is 32765 characters.";
+          }
+          // if csv has length more then 16k, send in chunks
+          if (csv.length > 16000) {
+            const csvChunks = splitChunks(csv);
+            // append chunks to form data with same key
+            csvChunks.map((chunk) => {
+              formData.append(`sasjs${tableCounter}data`, chunk);
+            });
+          } else {
+            requestParams[`sasjs${tableCounter}data`] = csv;
+          }
+        }
+        requestParams["sasjs_tables"] = sasjsTables.join(" ");
+      }
+    }
+
+    for (const key in requestParams) {
+      if (requestParams.hasOwnProperty(key)) {
+        formData.append(key, requestParams[key]);
+      }
+    }
+
+    let isRedirected = false;
+
+    sasjsWaitingRequest.requestPromise.promise = new Promise(
+      (resolve, reject) => {
+        if (isError) {
+          reject({ MESSAGE: errorMsg });
+        }
+        const headers: any = {};
+        if (this._csrfHeader && this._csrf) {
+          headers[this._csrfHeader] = this._csrf;
+        }
+        fetch(apiUrl, {
+          method: "POST",
+          body: formData,
+          referrerPolicy: "same-origin",
+          headers,
+        })
+          .then(async (response) => {
+            if (!response.ok) {
+              if (response.status === 403) {
+                const tokenHeader = response.headers.get("X-CSRF-HEADER");
+
+                if (tokenHeader) {
+                  const token = response.headers.get(tokenHeader);
+                  this._csrfHeader = tokenHeader;
+                  this._csrf = token;
+                }
+              }
+            }
+
+            if (
+              response.redirected &&
+              this.sasjsConfig.serverType === ServerType.SAS9
+            ) {
+              isRedirected = true;
+            }
+
+            return response.text();
+          })
+          .then((responseText) => {
+            if (
+              (needsRetry(responseText) || isRedirected) &&
+              !isLogInRequired(responseText)
+            ) {
+              if (this.retryCount < requestRetryLimit) {
+                this.retryCount++;
+                this.request(sasJob, data, params).then(
+                  (res: any) => resolve(res),
+                  (err: any) => reject(err)
+                );
+              } else {
+                this.retryCount = 0;
+                reject(responseText);
+              }
+            } else {
+              this.retryCount = 0;
+              this.parseLogFromResponse(responseText, program);
+
+              if (isLogInRequired(responseText)) {
+                if (loginRequiredCallback) loginRequiredCallback(true);
+                sasjsWaitingRequest.requestPromise.resolve = resolve;
+                sasjsWaitingRequest.requestPromise.reject = reject;
+                this.sasjsWaitingRequests.push(sasjsWaitingRequest);
+              } else {
+                if (
+                  this.sasjsConfig.serverType === ServerType.SAS9 &&
+                  this.sasjsConfig.debug
+                ) {
+                  this.updateUsername(responseText);
+                  const jsonResponseText = this.parseSAS9Response(responseText);
+
+                  if (jsonResponseText !== "") {
+                    resolve(JSON.parse(jsonResponseText));
+                  } else {
+                    reject({
+                      MESSAGE: this.parseSAS9ErrorResponse(responseText),
+                    });
+                  }
+                } else if (
+                  this.sasjsConfig.serverType === ServerType.SASViya &&
+                  this.sasjsConfig.debug
+                ) {
+                  try {
+                    this.parseSASVIYADebugResponse(responseText).then(
+                      (resText: any) => {
+                        this.updateUsername(resText);
+                        try {
+                          resolve(JSON.parse(resText));
+                        } catch (e) {
+                          reject({ MESSAGE: resText });
+                        }
+                      },
+                      (err: any) => {
+                        reject({ MESSAGE: err });
+                      }
+                    );
+                  } catch (e) {
+                    reject({ MESSAGE: responseText });
+                  }
+                } else {
+                  this.updateUsername(responseText);
+                  try {
+                    const parsedJson = JSON.parse(responseText);
+                    resolve(parsedJson);
+                  } catch (e) {
+                    reject({ MESSAGE: responseText });
+                  }
+                }
+              }
+            }
+          })
+          .catch((e: Error) => {
+            reject(e);
+          });
+      }
+    );
+
+    return sasjsWaitingRequest.requestPromise.promise;
+  }
+
   private async resendWaitingRequests() {
     for (const sasjsWaitingRequest of this.sasjsWaitingRequests) {
       this.request(
@@ -930,7 +1002,7 @@ export default class SASjs {
         try {
           jsonResponse = JSON.parse(this.parseSAS9Response(response));
         } catch (e) {
-          console.log(e);
+          console.error(e);
         }
       } else {
         await this.parseSASVIYADebugResponse(response).then(
@@ -938,11 +1010,11 @@ export default class SASjs {
             try {
               jsonResponse = JSON.parse(resText);
             } catch (e) {
-              console.log(e);
+              console.error(e);
             }
           },
           (err: any) => {
-            console.log(err);
+            console.error(err);
           }
         );
       }

src/types/JobDefinition.ts

@@ -0,0 +1,3 @@
+export interface JobDefinition {
+  code: string;
+}

src/types/SASjsConfig.ts

@@ -27,4 +27,5 @@ export class SASjsConfig {
    */
   debug: boolean = true;
   contextName: string = "";
+  useComputeApi = false;
 }

src/types/Session.ts

@@ -1,3 +1,7 @@
+import { Link } from "./Link";
+
 export interface Session {
   id: string;
+  state: string;
+  links: Link[];
 }

src/utils/formatDataForRequest.ts

@@ -0,0 +1,33 @@
+import { convertToCSV } from "./convertToCsv";
+import { splitChunks } from "./splitChunks";
+
+export const formatDataForRequest = (data: any) => {
+  const sasjsTables = [];
+  let tableCounter = 0;
+  const result: any = {};
+
+  for (const tableName in data) {
+    tableCounter++;
+    sasjsTables.push(tableName);
+    const csv = convertToCSV(data[tableName]);
+    if (csv === "ERROR: LARGE STRING LENGTH") {
+      throw new Error(
+        "The max length of a string value in SASjs is 32765 characters."
+      );
+    }
+    // if csv has length more then 16k, send in chunks
+    if (csv.length > 16000) {
+      const csvChunks = splitChunks(csv);
+      // append chunks to form data with same key
+      result[`sasjs${tableCounter}data0`] = csvChunks.length;
+      csvChunks.forEach((chunk, index) => {
+        result[`sasjs${tableCounter}data${index + 1}`] = chunk;
+      });
+    } else {
+      result[`sasjs${tableCounter}data`] = csv;
+    }
+  }
+  result["sasjs_tables"] = sasjsTables.join(" ");
+
+  return result;
+};

src/utils/makeRequest.ts

@@ -5,11 +5,12 @@ export async function makeRequest<T>(
   request: RequestInit,
   callback: (value: CsrfToken) => any,
   contentType: "text" | "json" = "json"
-): Promise<T> {
+): Promise<{ result: T; etag: string | null }> {
   const responseTransform =
     contentType === "json"
       ? (res: Response) => res.json()
       : (res: Response) => res.text();
+  let etag = null;
   const result = await fetch(url, request).then((response) => {
     if (!response.ok) {
       if (response.status === 403) {
@@ -26,12 +27,16 @@ export async function makeRequest<T>(
             ...request,
             headers: { ...request.headers, [tokenHeader]: token },
           };
-          return fetch(url, retryRequest).then(responseTransform);
+          return fetch(url, retryRequest).then((res) => {
+            etag = res.headers.get("ETag");
+            return responseTransform(res);
+          });
         }
       }
     } else {
+      etag = response.headers.get("ETag");
       return responseTransform(response);
     }
   });
-  return result;
+  return { result, etag };
 }