KXI-52581 add limit to DS run

src/commands/dataSourceCommand.ts

@@ -283,6 +283,13 @@ export function getApiBody(
     if (optional.temporal) {
       apiBody.temporality = api.temporality;
     }
+    if (optional.rowLimit && api.rowCountLimit) {
+      if (api.isRowLimitLast) {
+        apiBody.limit = -parseInt(api.rowCountLimit);
+      } else {
+        apiBody.limit = parseInt(api.rowCountLimit);
+      }
+    }
 
     const labels = optional.labels.filter((label) => label.active);
 
@@ -291,6 +298,8 @@ export function getApiBody(
         {},
         ...labels.map((label) => ({ [label.key]: label.value })),
       );
+    } else {
+      apiBody.labels = {};
     }
 
     const filters = optional.filters

src/models/data.ts

@@ -37,4 +37,5 @@ export type getDataBodyPayload = {
   temporality?: string;
   slice?: string[];
   sortCols?: string[];
+  limit?: number;
 };

src/models/dataSource.ts

@@ -17,6 +17,7 @@ export enum DataSourceTypes {
   SQL = "SQL",
 }
 
+//TODO: make the optional params required in 1.10 or superior
 export interface DataSourceFiles {
   name?: string;
   originalName?: string;
@@ -30,6 +31,8 @@ export interface DataSourceFiles {
       endTS: string;
       fill: string;
       temporality: string;
+      rowCountLimit?: string;
+      isRowLimitLast?: boolean;
       filter: string[];
       groupBy: string[];
       agg: string[];
@@ -44,6 +47,7 @@ export interface DataSourceFiles {
         sorts: Sort[];
         aggs: Agg[];
         groups: Group[];
+        rowLimit?: boolean;
       };
     };
     qsql: {
@@ -68,6 +72,8 @@ export function createDefaultDataSourceFile(): DataSourceFiles {
         endTS: "",
         fill: "zero",
         temporality: "snapshot",
+        rowCountLimit: "100000",
+        isRowLimitLast: true,
         filter: [],
         groupBy: [],
         agg: [],

src/models/messages.ts

@@ -38,6 +38,7 @@ export interface DataSourceMessage2 {
   command: DataSourceCommand;
   servers: string[];
   selectedServer: string;
+  selectedServerVersion: number;
   isInsights: boolean;
   insightsMeta: MetaObjectPayload;
   dataSourceFile: DataSourceFiles;

src/services/connectionManagerService.ts

@@ -446,6 +446,14 @@ export class ConnectionManagementService {
     }
   }
 
+  public async retrieveInsightsConnVersion(connLabel: string): Promise<number> {
+    const connection = this.retrieveConnectedConnection(connLabel);
+    if (!connection || !(connection instanceof InsightsConnection)) {
+      return 0;
+    }
+    return connection.insightsVersion ? connection.insightsVersion : 0;
+  }
+
   public exportConnection(connLabel?: string, includeAuth?: boolean): string {
     const exportedContent: ExportedConnections = {
       connections: {

src/services/dataSourceEditorProvider.ts

@@ -106,15 +106,19 @@ export class DataSourceEditorProvider implements CustomTextEditorProvider {
     webview.options = { enableScripts: true };
     webview.html = this.getWebviewContent(webview);
     let changing = 0;
+    const connMngService = new ConnectionManagementService();
 
     const updateWebview = async () => {
       if (changing === 0) {
         const selectedServer = getServerForUri(document.uri) || "";
+        const selectedServerVersion =
+          await connMngService.retrieveInsightsConnVersion(selectedServer);
         await getConnectionForServer(selectedServer);
         webview.postMessage(<DataSourceMessage2>{
           command: DataSourceCommand.Update,
           selectedServer,
           servers: getInsightsServers(),
+          selectedServerVersion,
           dataSourceFile: this.getDocumentAsJson(document),
           insightsMeta: await this.getMeta(selectedServer),
           isInsights: true,
@@ -173,7 +177,6 @@ export class DataSourceEditorProvider implements CustomTextEditorProvider {
           );
           break;
         case DataSourceCommand.Refresh:
-          const connMngService = new ConnectionManagementService();
           const selectedServer = getServerForUri(document.uri) || "";
           if (!connMngService.isConnected(selectedServer)) {
             offerConnectAction(selectedServer);

src/services/queryHistoryProvider.ts

@@ -119,8 +119,25 @@ export class QueryHistoryTreeItem extends TreeItem {
           "- File: " + this.details.executorName + " \n",
         );
       }
-      tooltipMd.appendMarkdown("- Query: \n");
-      tooltipMd.appendCodeblock(this.details.query, codeType);
+      tooltipMd.appendMarkdown("- Query: ");
+      let queryText = this.details.query;
+
+      if (typeof queryText === "string") {
+        const lines = queryText.split("\n");
+        if (lines.length > 1) {
+          queryText =
+            lines[0].slice(0, 77) +
+            (lines[0].length > 77 ? "... " : "") +
+            "\n" +
+            lines[1].slice(0, 77) +
+            (lines[1].length > 77 ? "... " : "");
+        } else {
+          queryText =
+            lines[0].slice(0, 77) + (lines[0].length > 77 ? "... " : "");
+        }
+      }
+
+      tooltipMd.appendCodeblock(queryText, codeType);
     } else {
       tooltipMd.appendMarkdown(
         "- Data Source: **" + this.details.executorName + "**  \n",

src/webview/components/kdbDataSourceView.ts

@@ -64,6 +64,10 @@ export class KdbDataSourceView extends LitElement {
   selectedApi = "";
   selectedTable = "";
   startTS = "";
+  rowLimitCount = "100000";
+  isRowLimitLast = true;
+  rowLimit = false;
+  selectedServerVersion = 0;
   endTS = "";
   fill = "";
   filled = false;
@@ -97,6 +101,9 @@ export class KdbDataSourceView extends LitElement {
     if (msg.command === DataSourceCommand.Update) {
       this.servers = msg.servers;
       this.selectedServer = msg.selectedServer;
+      this.selectedServerVersion = msg.selectedServerVersion
+        ? msg.selectedServerVersion
+        : 0;
       this.isInsights = msg.isInsights;
       this.isMetaLoaded = !!msg.insightsMeta.dap;
       this.insightsMeta = msg.insightsMeta;
@@ -107,6 +114,12 @@ export class KdbDataSourceView extends LitElement {
       this.startTS = ds.dataSource.api.startTS;
       this.endTS = ds.dataSource.api.endTS;
       this.fill = ds.dataSource.api.fill;
+      this.rowLimitCount = ds.dataSource.api.rowCountLimit
+        ? ds.dataSource.api.rowCountLimit
+        : "100000";
+      this.isRowLimitLast = ds.dataSource.api.isRowLimitLast
+        ? ds.dataSource.api.isRowLimitLast
+        : true;
       this.temporality = ds.dataSource.api.temporality;
       this.qsqlTarget = ds.dataSource.qsql.selectedTarget;
       this.qsql = ds.dataSource.qsql.query;
@@ -120,6 +133,7 @@ export class KdbDataSourceView extends LitElement {
         this.sorts = optional.sorts;
         this.aggs = optional.aggs;
         this.groups = optional.groups;
+        this.rowLimit = optional.rowLimit ? optional.rowLimit : false;
       }
       this.requestUpdate();
     }
@@ -137,6 +151,8 @@ export class KdbDataSourceView extends LitElement {
           startTS: this.startTS,
           endTS: this.endTS,
           fill: this.fill,
+          rowCountLimit: this.rowLimitCount,
+          isRowLimitLast: this.isRowLimitLast,
           temporality: this.temporality,
           filter: [],
           groupBy: [],
@@ -152,6 +168,7 @@ export class KdbDataSourceView extends LitElement {
             sorts: this.sorts,
             aggs: this.aggs,
             groups: this.groups,
+            rowLimit: this.rowLimit,
           },
         },
         qsql: {
@@ -222,6 +239,78 @@ export class KdbDataSourceView extends LitElement {
     });
   }
 
+  renderRowCountOptions() {
+    const compareVersions = (v1: string, v2: string) =>
+      v1
+        .split(".")
+        .map(Number)
+        .reduce((acc, num, i) => acc || num - Number(v2.split(".")[i] || 0), 0);
+
+    if (compareVersions(this.selectedServerVersion.toString(), "1.11") >= 0) {
+      return html`
+        <div class="row align-bottom">
+          <vscode-checkbox
+            .checked="${this.rowLimit}"
+            @change="${(event: Event) => {
+              /* istanbul ignore next */
+              this.rowLimit = (event.target as HTMLInputElement).checked;
+              this.requestChange();
+            }}"></vscode-checkbox>
+          <div class="dropdown-container">
+            <label for="row-count">Row Limit</label>
+            <vscode-text-field
+              type="number"
+              class="text-field input-number"
+              .value="${live(this.rowLimitCount)}"
+              @input="${(event: Event) => {
+                /* istanbul ignore next */
+                this.rowLimitCount = (event.target as HTMLInputElement).value;
+                this.requestChange();
+              }}">
+            </vscode-text-field>
+          </div>
+
+          <vscode-radio-group>
+            <div class="dropdown-container">
+              <vscode-radio
+                name="row-count"
+                value="first"
+                .checked="${!this.isRowLimitLast}"
+                @change="${(event: Event) => {
+                  /* istanbul ignore next */
+                  if ((event.target as HTMLInputElement).checked) {
+                    this.isRowLimitLast = false;
+                    this.requestChange();
+                  }
+                }}"
+                >First</vscode-radio
+              >
+            </div>
+            <div class="dropdown-container">
+              <vscode-radio
+                name="row-count"
+                value="last"
+                .checked="${this.isRowLimitLast}"
+                @change="${(event: Event) => {
+                  /* istanbul ignore next */
+                  if ((event.target as HTMLInputElement).checked) {
+                    this.isRowLimitLast = true;
+                    this.requestChange();
+                  }
+                }}"
+                >Last</vscode-radio
+              >
+            </div>
+          </vscode-radio-group>
+        </div>
+      `;
+    } else {
+      this.rowLimit = false;
+      this.rowLimitCount = "100000";
+      this.isRowLimitLast = true;
+    }
+  }
+
   renderApiOptions() {
     if (this.isInsights && this.isMetaLoaded) {
       return this.insightsMeta.api
@@ -781,7 +870,8 @@ export class KdbDataSourceView extends LitElement {
                         ).value;
                         this.requestChange();
                       }}"
-                      >Start Time</vscode-text-field
+                      >Start Time
+                      ${this.selectedServerVersion}</vscode-text-field
                     >
 
                     <vscode-text-field
@@ -795,7 +885,7 @@ export class KdbDataSourceView extends LitElement {
                       >End Time</vscode-text-field
                     >
                   </div>
-
+                  ${this.renderRowCountOptions()}
                   <div class="row align-bottom">
                     <vscode-checkbox
                       .checked="${this.filled}"

test/suite/commands.test.ts

@@ -217,6 +217,8 @@ describe("dataSourceCommand2", () => {
       api.startTS = "2022-01-01T00:00:00Z";
       api.endTS = "2022-01-02T00:00:00Z";
       api.fill = "zero";
+      api.rowCountLimit = "20";
+      api.isRowLimitLast = true;
       api.temporality = "snapshot";
       api.filter = ["col1=val1;col2=val2", "col3=val3"];
       api.groupBy = ["col1", "col2"];
@@ -228,6 +230,7 @@ describe("dataSourceCommand2", () => {
       api.optional = {
         filled: true,
         temporal: true,
+        rowLimit: true,
         filters: [],
         sorts: [],
         groups: [],
@@ -241,6 +244,8 @@ describe("dataSourceCommand2", () => {
         startTS: "2022-01-01T00:00:00.000000000",
         endTS: "2022-01-02T00:00:00.000000000",
         fill: "zero",
+        limit: -20,
+        labels: {},
         temporality: "snapshot",
       });
     });
@@ -251,6 +256,8 @@ describe("dataSourceCommand2", () => {
       api.startTS = "2022-01-01T00:00:00Z";
       api.endTS = "2022-01-02T00:00:00Z";
       api.fill = "zero";
+      api.rowCountLimit = "20";
+      api.isRowLimitLast = false;
       api.temporality = "slice";
       api.filter = [];
       api.groupBy = [];
@@ -260,6 +267,7 @@ describe("dataSourceCommand2", () => {
       api.labels = [];
       api.table = "myTable";
       api.optional = {
+        rowLimit: true,
         filled: false,
         temporal: true,
         filters: [],
@@ -279,6 +287,8 @@ describe("dataSourceCommand2", () => {
       api.endTS = "2022-01-02T00:00:00Z";
       api.fill = "zero";
       api.temporality = "snapshot";
+      api.rowCountLimit = "20";
+      api.isRowLimitLast = false;
       api.filter = [];
       api.groupBy = [];
       api.agg = [];
@@ -287,6 +297,7 @@ describe("dataSourceCommand2", () => {
       api.labels = [];
       api.table = "myTable";
       api.optional = {
+        rowLimit: false,
         filled: true,
         temporal: true,
         filters: [