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Database Visualizations (https://github.com/enso-org/ide/pull/1335)
Original commit: 132ae3e2fe
This commit is contained in:
Radosław Waśko
GitHub
parent
1205a5dcda
commit
6aeff8f8a4
@ -11,6 +11,11 @@
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will be lost. In this build we added notification in statusbar to signalize
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that the connection was lost and IDE must be restarted. In future IDE will try
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to automatically reconnect.
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- [Database Visualizations][1335]. Visualizations for the Database library have
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been added. The Table visualization now automatically executes the underlying
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query to display its results in a table. In addition, the SQL Query
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visualization allows the user to see the query that is going to be run against
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the database.
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<br/>
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@ -20,6 +20,16 @@ pub fn table_visualization() -> visualization::java_script::FallibleDefinition {
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visualization::java_script::Definition::new_builtin(source)
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}
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/// Return a `JavaScript` SQL visualization.
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pub fn sql_visualization() -> visualization::java_script::FallibleDefinition {
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let loading_scripts = include_str!("java_script/helpers/loading.js");
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let scrollable = include_str!("java_script/helpers/scrollable.js");
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let source = include_str!("java_script/sql.js");
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let source = format!("{}{}{}",loading_scripts,scrollable,source);
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visualization::java_script::Definition::new_builtin(source)
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}
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/// Return a `JavaScript` Scatter plot visualization.
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pub fn scatter_plot_visualization() -> visualization::java_script::FallibleDefinition {
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let loading_scripts = include_str!("java_script/helpers/loading.js");
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@ -127,7 +127,7 @@ class GeoMapVisualization extends Visualization {
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columns = df.select ['label', 'latitude', 'longitude'] . columns
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serialized = columns.map (c -> ['df_' + c.name, c.to_vector])
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Json.from_pairs serialized . to_text
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_ -> df . to_json . to_text
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_ -> df . to_json . to_text
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`)
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}
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@ -0,0 +1,440 @@
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/** SQL visualization. */
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// =================
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// === Constants ===
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// =================
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/** The qualified name of the Text type. */
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const textType = 'Builtins.Main.Text'
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/** The module prefix added for unknown SQL types. */
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const customSqlTypePrefix = 'Standard.Database.Data.Sql.Sql_Type.'
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/** Specifies opacity of interpolation background color. */
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const interpolationBacgroundOpacity = 0.3
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/** The CSS styles for the visualization. */
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const visualizationStyle = `
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<style>
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.sql {
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font-family: DejaVuSansMonoBook, sans-serif;
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font-size: 12px;
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margin-left: 7px;
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margin-top: 5px;
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}
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.interpolation {
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border-radius: 6px;
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padding:1px 2px 1px 2px;
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display: inline;
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}
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.mismatch-parent {
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position: relative;
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display: inline-flex;
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justify-content: center;
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}
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.mismatch-mouse-area {
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display: inline;
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position: absolute;
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width: 150%;
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height: 150%;
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align-self: center;
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z-index: 0;
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}
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.mismatch {
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z-index: 1;
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}
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.modulepath {
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color: rgba(150, 150, 150, 0.9);
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}
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.tooltip {
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font-family: DejaVuSansMonoBook, sans-serif;
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font-size: 12px;
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opacity: 0;
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transition: opacity 0.2s;
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display: inline-block;
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white-space: nowrap;
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background-color: rgba(249, 249, 249, 1);
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box-shadow: 0 0 16px rgba(0, 0, 0, 0.16);
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text-align: left;
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border-radius: 6px;
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padding: 5px;
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position: absolute;
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z-index: 99999;
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pointer-events: none;
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}
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</style>
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`
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// =============================
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// === Script Initialisation ===
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// =============================
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loadScript('https://cdnjs.cloudflare.com/ajax/libs/sql-formatter/4.0.2/sql-formatter.min.js')
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// ===========================
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// === Table visualization ===
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// ===========================
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/**
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* A visualization that pretty-prints generated SQL code and displays type hints related to
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* interpolated query parameters.
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*/
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class SqlVisualization extends Visualization {
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// TODO Change the type below once #837 is done:
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// 'Standard.Database.Data.Table.Table | Standard.Database.Data.Column.Column'
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static inputType = 'Any'
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static label = 'SQL Query'
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constructor(api) {
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super(api)
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this.setPreprocessorModule('Standard.Visualization.Sql.Visualization')
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this.setPreprocessorCode(`x -> here.prepare_visualization x`)
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}
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onDataReceived(data) {
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this.removeAllChildren()
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let parsedData = data
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if (typeof data === 'string') {
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parsedData = JSON.parse(data)
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}
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let visHtml = visualizationStyle
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if (parsedData.error !== undefined) {
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visHtml += parsedData.error
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} else {
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const params = parsedData.interpolations.map(param =>
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renderInterpolationParameter(this.theme, param)
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)
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let language = 'sql'
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if (parsedData.dialect == 'postgresql') {
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language = 'postgresql'
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}
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const formatted = sqlFormatter.format(parsedData.code, {
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params: params,
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language: language,
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})
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const codeRepresentation = '<pre class="sql">' + formatted + '</pre>'
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visHtml += codeRepresentation
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}
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const containers = this.createContainers()
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const parentContainer = containers.parent
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containers.scrollable.innerHTML = visHtml
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this.dom.appendChild(parentContainer)
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const tooltip = new Tooltip(parentContainer)
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const baseMismatches = this.dom.getElementsByClassName('mismatch')
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const extendedMismatchAreas = this.dom.getElementsByClassName('mismatch-mouse-area')
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setupMouseInteractionForMismatches(tooltip, baseMismatches)
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setupMouseInteractionForMismatches(tooltip, extendedMismatchAreas)
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}
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/**
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* Removes all children of this visualization's DOM.
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*
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* May be used to reset the visualization's content.
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*/
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removeAllChildren() {
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while (this.dom.firstChild) {
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this.dom.removeChild(this.dom.lastChild)
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}
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}
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/**
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* Creates containers for the visualization.
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*/
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createContainers() {
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const parentContainer = document.createElement('div')
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parentContainer.setAttributeNS(null, 'style', 'position: relative;')
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const width = this.dom.getAttributeNS(null, 'width')
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const height = this.dom.getAttributeNS(null, 'height')
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const scrollable = document.createElement('div')
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scrollable.setAttributeNS(null, 'id', 'vis-sql-view')
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scrollable.setAttributeNS(null, 'class', 'scrollable')
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scrollable.setAttributeNS(null, 'viewBox', '0 0 ' + width + ' ' + height)
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scrollable.setAttributeNS(null, 'width', '100%')
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scrollable.setAttributeNS(null, 'height', '100%')
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const viewStyle = `width: ${width - 5}px;
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height: ${height - 5}px;
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overflow: scroll;
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padding:2.5px;`
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scrollable.setAttributeNS(null, 'style', viewStyle)
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parentContainer.appendChild(scrollable)
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return {
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parent: parentContainer,
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scrollable: scrollable,
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}
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}
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setSize(size) {
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this.dom.setAttributeNS(null, 'width', size[0])
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this.dom.setAttributeNS(null, 'height', size[1])
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}
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}
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// === Handling Colors ===
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/**
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* Renders a 4-element array representing a color into a CSS-compatible rgba string.
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*/
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function convertColorToRgba(color) {
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const r = 255 * color.red
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const g = 255 * color.green
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const b = 255 * color.blue
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const a = color.alpha
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return 'rgba(' + r + ',' + g + ',' + b + ',' + a + ')'
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}
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/** Replaces the alpha component of a color (represented as a 4-element array),
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* returning a new color.
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*/
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function replaceAlpha(color, newAlpha) {
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return {
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red: color.red,
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green: color.green,
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blue: color.blue,
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alpha: newAlpha,
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}
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}
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// === HTML Rendering Helpers ===
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/**
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* Renders a HTML representation of a message to be displayed in a tooltip,
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* which explains a type mismatch.
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*/
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function renderTypeHintMessage(
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receivedTypeName,
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expectedTypeName,
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receivedTypeColor,
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expectedTypeColor
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) {
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const received = new QualifiedTypeName(receivedTypeName)
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const expected = new QualifiedTypeName(expectedTypeName)
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let receivedPrefix = ''
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if (received.moduleName !== null) {
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receivedPrefix = '<span class="modulepath">' + received.moduleName + '.</span>'
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}
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const receivedStyledSpan = '<span style="color: ' + convertColorToRgba(receivedTypeColor) + '">'
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const receivedSuffix = receivedStyledSpan + received.name + '</span>'
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let expectedPrefix = ''
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if (expected.moduleName !== null) {
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expectedPrefix = '<span class="modulepath">' + expected.moduleName + '.</span>'
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}
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const expectedStyledSpan = '<span style="color: ' + convertColorToRgba(expectedTypeColor) + '">'
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const expectedSuffix = expectedStyledSpan + expected.name + '</span>'
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let message = 'Received ' + receivedPrefix + receivedSuffix + '<br>'
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message += 'Expected ' + expectedPrefix + expectedSuffix + '<br>'
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message += 'The database may perform an auto conversion.'
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return message
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}
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/**
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* Wraps a qualified type name.
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*
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* The `moduleName` field is the name of the module the type is from. It may be null if the original
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* type name did not contain a module name.
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* The `name` field is the simple name of the type itself.
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*/
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class QualifiedTypeName {
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/** Creates a QualifiedTypeName instance from a string representation. */
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constructor(typeName) {
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let ix = typeName.lastIndexOf('.')
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if (ix < 0) {
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this.moduleName = null
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this.name = typeName
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} else {
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this.moduleName = typeName.substr(0, ix)
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this.name = typeName.substr(ix + 1)
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}
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}
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}
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/**
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* Renders HTML for displaying an Enso parameter that is interpolated into the SQL code.
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*/
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function renderInterpolationParameter(theme, param) {
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const actualType = param.actual_type
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let value = param.value
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if (actualType == textType) {
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value = "'" + value.replaceAll("'", "''") + "'"
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}
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const actualTypeColor = theme.getColorForType(actualType)
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const fgColor = actualTypeColor
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let bgColor = replaceAlpha(fgColor, interpolationBacgroundOpacity)
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const expectedEnsoType = param.expected_enso_type
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if (actualType == expectedEnsoType) {
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return renderRegularInterpolation(value, fgColor, bgColor)
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} else {
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let expectedType = expectedEnsoType
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if (expectedType === null) {
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expectedType = customSqlTypePrefix + param.expected_sql_type
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}
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const expectedTypeColor = theme.getColorForType(expectedType)
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const hoverBgColor = expectedTypeColor
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bgColor = replaceAlpha(hoverBgColor, interpolationBacgroundOpacity)
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const hoverFgColor = theme.getForegroundColorForType(expectedType)
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const message = renderTypeHintMessage(
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actualType,
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expectedType,
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actualTypeColor,
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expectedTypeColor
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)
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return renderMismatchedInterpolation(
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value,
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message,
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fgColor,
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bgColor,
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hoverFgColor,
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hoverBgColor
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)
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}
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}
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/**
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* A helper that renders the HTML representation of a regular SQL interpolation.
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*/
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function renderRegularInterpolation(value, fgColor, bgColor) {
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let html =
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'<div class="interpolation" style="color:' +
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convertColorToRgba(fgColor) +
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';background-color:' +
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convertColorToRgba(bgColor) +
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';">'
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html += value
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html += '</div>'
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return html
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}
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/**
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* A helper that renders the HTML representation of a type-mismatched SQL interpolation.
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*
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* This only prepares the HTML code, to setup the interactions, `setupMouseInteractionForMismatches`
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* must be called after these HTML elements are added to the DOM.
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*/
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function renderMismatchedInterpolation(
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value,
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message,
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fgColor,
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bgColor,
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hoverFgColor,
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hoverBgColor
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) {
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let html = '<div class="mismatch-parent">'
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html += '<div class="mismatch-mouse-area"></div>'
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html += '<div class="interpolation mismatch"'
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let style = 'color:' + convertColorToRgba(fgColor) + ';'
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style += 'background-color:' + convertColorToRgba(bgColor) + ';'
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html += ' style="' + style + '"'
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html += ' data-fgColor="' + convertColorToRgba(fgColor) + '"'
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html += ' data-bgColor="' + convertColorToRgba(bgColor) + '"'
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html += ' data-fgColorHover="' + convertColorToRgba(hoverFgColor) + '"'
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html += ' data-bgColorHover="' + convertColorToRgba(hoverBgColor) + '"'
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html += ' data-message="' + encodeURIComponent(message) + '"'
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html += '>'
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html += value
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html += '</div>'
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html += '</div>'
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return html
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}
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// === Tooltip ===
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/**
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* A hint tooltip that can be displayed above elements.
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*/
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class Tooltip {
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constructor(container) {
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this.tooltip = document.createElement('div')
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this.tooltip.setAttributeNS(null, 'class', 'tooltip')
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container.appendChild(this.tooltip)
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this.tooltipOwner = null
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}
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/**
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* Hides the tooltip.
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*
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* The actor parameter specifies who is initiating the hiding.
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* If this method is called but the tooltip has got a new owner in the meantime, the call is
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* ignored.
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*/
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hide(actor) {
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if (this.tooltipOwner === null || this.tooltipOwner == actor) {
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this.tooltipOwner = null
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this.tooltip.style.opacity = 0
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}
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}
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/**
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* Shows the tooltip above the element represented by `actor`.
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*
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* Tooltip content is specified by the `message` which can include arbitrary HTML.
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*/
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show(actor, message) {
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this.tooltipOwner = actor
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this.tooltip.innerHTML = message
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this.tooltip.style.opacity = 1
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const interpolantContainer = actor.parentElement
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const codeContainer = interpolantContainer.parentElement
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const scrollElement = codeContainer.parentElement
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const scrollOffsetX = scrollElement.scrollLeft
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const scrollOffsetY = scrollElement.scrollTop + scrollElement.offsetHeight
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const interpolantOffsetX = interpolantContainer.offsetLeft
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const interpolantOffsetY = interpolantContainer.offsetTop
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const centeringOffset = (interpolantContainer.offsetWidth - this.tooltip.offsetWidth) / 2
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const belowPadding = 3
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const belowOffset = interpolantContainer.offsetHeight + belowPadding
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const x = interpolantOffsetX - scrollOffsetX + centeringOffset
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const y = interpolantOffsetY - scrollOffsetY + belowOffset
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this.tooltip.style.transform = 'translate(' + x + 'px, ' + y + 'px)'
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}
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}
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/**
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* Sets up mouse events for the interpolated parameters that have a type mismatch.
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*/
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function setupMouseInteractionForMismatches(tooltip, elements) {
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function interpolationMouseEnter(event) {
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const target = this.parentElement.getElementsByClassName('mismatch')[0]
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const fg = target.getAttribute('data-fgColorHover')
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const bg = target.getAttribute('data-bgColorHover')
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const message = decodeURIComponent(target.getAttribute('data-message'))
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tooltip.show(target, message)
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target.style.color = fg
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target.style.backgroundColor = bg
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}
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function interpolationMouseLeave(event) {
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const target = this.parentElement.getElementsByClassName('mismatch')[0]
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const fg = target.getAttribute('data-fgColor')
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const bg = target.getAttribute('data-bgColor')
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target.style.color = fg
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target.style.backgroundColor = bg
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tooltip.hide(target)
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}
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for (let i = 0; i < elements.length; ++i) {
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elements[i].addEventListener('mouseenter', interpolationMouseEnter)
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elements[i].addEventListener('mouseleave', interpolationMouseLeave)
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}
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}
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return SqlVisualization
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@ -16,16 +16,8 @@ class TableVisualization extends Visualization {
|
||||
|
||||
constructor(data) {
|
||||
super(data)
|
||||
this.setPreprocessorModule('Standard.Table')
|
||||
this.setPreprocessorCode(`
|
||||
x -> case x of
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||||
Table.Table _ ->
|
||||
header = ["header", x.columns.map .name]
|
||||
data = ["data", x.columns.map .to_vector . map (x -> x.take_start 2000) ]
|
||||
pairs = [header,data]
|
||||
Json.from_pairs pairs . to_text
|
||||
_ -> x . to_json . to_text
|
||||
`)
|
||||
this.setPreprocessorModule('Standard.Visualization.Table.Visualization')
|
||||
this.setPreprocessorCode(`x -> here.prepare_visualization x 1000`)
|
||||
}
|
||||
|
||||
onDataReceived(data) {
|
||||
@ -132,9 +124,13 @@ class TableVisualization extends Visualization {
|
||||
|
||||
function genGenericTable(data, level) {
|
||||
let result = ''
|
||||
data.forEach((point, ix) => {
|
||||
result += '<tr><th>' + ix + '</th>' + toTableCell(point, level) + '</tr>'
|
||||
})
|
||||
if (Array.isArray(data)) {
|
||||
data.forEach((point, ix) => {
|
||||
result += '<tr><th>' + ix + '</th>' + toTableCell(point, level) + '</tr>'
|
||||
})
|
||||
} else {
|
||||
result += '<tr>' + toTableCell(data, level) + '</tr>'
|
||||
}
|
||||
return tableOf(result, level)
|
||||
}
|
||||
|
||||
@ -174,52 +170,137 @@ class TableVisualization extends Visualization {
|
||||
}
|
||||
}
|
||||
|
||||
function genDataframe(parsedData) {
|
||||
let result = ''
|
||||
function addHeader(content) {
|
||||
result += '<th>' + content + '</th>'
|
||||
}
|
||||
function addCell(content) {
|
||||
result += '<td class="plaintext">' + content + '</td>'
|
||||
}
|
||||
result += '<tr>'
|
||||
parsedData.indices_header.forEach(addHeader)
|
||||
parsedData.header.forEach(addHeader)
|
||||
result += '</tr>'
|
||||
let rows = 0
|
||||
if (parsedData.data.length > 0) {
|
||||
rows = parsedData.data[0].length
|
||||
} else if (parsedData.indices.length > 0) {
|
||||
rows = parsedData.indices[0].length
|
||||
}
|
||||
for (let i = 0; i < rows; ++i) {
|
||||
result += '<tr>'
|
||||
parsedData.indices.forEach(ix => addHeader(ix[i]))
|
||||
parsedData.data.forEach(col => addCell(col[i]))
|
||||
result += '</tr>'
|
||||
}
|
||||
return tableOf(result, 0)
|
||||
}
|
||||
|
||||
while (this.dom.firstChild) {
|
||||
this.dom.removeChild(this.dom.lastChild)
|
||||
}
|
||||
|
||||
const style_dark = `
|
||||
<style>
|
||||
table {
|
||||
table, .hiddenrows {
|
||||
font-family: DejaVuSansMonoBook, sans-serif;
|
||||
font-size: 12px;
|
||||
}
|
||||
|
||||
|
||||
table {
|
||||
border-spacing: 1px;
|
||||
padding: 1px;
|
||||
}
|
||||
|
||||
table > tbody > tr:first-child > th:first-child,
|
||||
table > tbody > tr:first-child > td:first-child {
|
||||
border-top-left-radius: 9px;
|
||||
}
|
||||
|
||||
table > tbody > tr:first-child > th:last-child,
|
||||
table > tbody > tr:first-child > td:last-child {
|
||||
border-top-right-radius: 9px;
|
||||
}
|
||||
|
||||
table > tbody > tr:last-child > th:first-child,
|
||||
table > tbody > tr:last-child > td:first-child {
|
||||
border-bottom-left-radius: 9px;
|
||||
}
|
||||
|
||||
table > tbody > tr:last-child > th:last-child,
|
||||
table > tbody > tr:last-child > td:last-child {
|
||||
border-bottom-right-radius: 9px;
|
||||
}
|
||||
|
||||
td {
|
||||
color: rgba(255, 255, 255, 0.9);
|
||||
padding: 0;
|
||||
}
|
||||
|
||||
|
||||
td.plaintext,
|
||||
th {
|
||||
padding: 5px;
|
||||
}
|
||||
|
||||
|
||||
th,
|
||||
td {
|
||||
border: 1px solid transparent;
|
||||
background-clip: padding-box;
|
||||
}
|
||||
|
||||
th {
|
||||
|
||||
th, .hiddenrows {
|
||||
color: rgba(255, 255, 255, 0.7);
|
||||
font-weight: 400;
|
||||
}
|
||||
|
||||
td,
|
||||
th {
|
||||
|
||||
td {
|
||||
background-color: rgba(255, 255, 255, 0.03);
|
||||
}
|
||||
|
||||
th {
|
||||
background-color: rgba(255, 255, 200, 0.1);
|
||||
}
|
||||
|
||||
.hiddenrows {
|
||||
margin-left: 5px;
|
||||
margin-top: 5px;
|
||||
}
|
||||
</style>
|
||||
`
|
||||
|
||||
const style_light = `
|
||||
<style>
|
||||
table {
|
||||
table, .hiddenrows {
|
||||
font-family: DejaVuSansMonoBook, sans-serif;
|
||||
font-size: 12px;
|
||||
}
|
||||
|
||||
table {
|
||||
border-spacing: 1px;
|
||||
padding: 1px;
|
||||
}
|
||||
|
||||
table > tbody > tr:first-child > th:first-child,
|
||||
table > tbody > tr:first-child > td:first-child {
|
||||
border-top-left-radius: 9px;
|
||||
}
|
||||
|
||||
table > tbody > tr:first-child > th:last-child,
|
||||
table > tbody > tr:first-child > td:last-child {
|
||||
border-top-right-radius: 9px;
|
||||
}
|
||||
|
||||
table > tbody > tr:last-child > th:first-child,
|
||||
table > tbody > tr:last-child > td:first-child {
|
||||
border-bottom-left-radius: 9px;
|
||||
}
|
||||
|
||||
table > tbody > tr:last-child > th:last-child,
|
||||
table > tbody > tr:last-child > td:last-child {
|
||||
border-bottom-right-radius: 9px;
|
||||
}
|
||||
|
||||
td {
|
||||
color: rgba(0, 0, 0, 0.7);
|
||||
padding: 0;
|
||||
@ -236,15 +317,23 @@ class TableVisualization extends Visualization {
|
||||
background-clip: padding-box;
|
||||
}
|
||||
|
||||
th {
|
||||
th, .hiddenrows {
|
||||
color: rgba(0, 0, 0, 0.9);
|
||||
font-weight: 400;
|
||||
}
|
||||
|
||||
td,
|
||||
th {
|
||||
td {
|
||||
background-color: rgba(0, 0, 0, 0.025);
|
||||
}
|
||||
|
||||
th {
|
||||
background-color: rgba(30, 30, 20, 0.1);
|
||||
}
|
||||
|
||||
.hiddenrows {
|
||||
margin-left: 5px;
|
||||
margin-top: 5px;
|
||||
}
|
||||
</style>`
|
||||
|
||||
const width = this.dom.getAttributeNS(null, 'width')
|
||||
@ -255,8 +344,8 @@ class TableVisualization extends Visualization {
|
||||
tabElem.setAttributeNS(null, 'viewBox', '0 0 ' + width + ' ' + height)
|
||||
tabElem.setAttributeNS(null, 'width', '100%')
|
||||
tabElem.setAttributeNS(null, 'height', '100%')
|
||||
const tblViewStyle = `width: ${width - 10}px;
|
||||
height: ${height - 10}px;
|
||||
const tblViewStyle = `width: ${width - 5}px;
|
||||
height: ${height - 5}px;
|
||||
overflow: scroll;
|
||||
padding:2.5px;`
|
||||
tabElem.setAttributeNS(null, 'style', tblViewStyle)
|
||||
@ -271,8 +360,34 @@ class TableVisualization extends Visualization {
|
||||
if (document.getElementById('root').classList.contains('dark-theme')) {
|
||||
style = style_dark
|
||||
}
|
||||
const table = genTable(parsedData.data || parsedData, 0, parsedData.header)
|
||||
tabElem.innerHTML = style + table
|
||||
|
||||
if (parsedData.error !== undefined) {
|
||||
tabElem.innerHTML = 'Error: ' + parsedData.error
|
||||
} else if (parsedData.json !== undefined) {
|
||||
const table = genTable(parsedData.json, 0, undefined)
|
||||
tabElem.innerHTML = style + table
|
||||
} else {
|
||||
const table = genDataframe(parsedData)
|
||||
let suffix = ''
|
||||
const allRowsCount = parsedData.all_rows_count
|
||||
if (allRowsCount !== undefined) {
|
||||
const includedRowsCount = parsedData.data.length > 0 ? parsedData.data[0].length : 0
|
||||
const hiddenCount = allRowsCount - includedRowsCount
|
||||
if (hiddenCount > 0) {
|
||||
let rows = 'rows'
|
||||
if (hiddenCount == 1) {
|
||||
rows = 'row'
|
||||
}
|
||||
suffix =
|
||||
'<span class="hiddenrows">… and ' +
|
||||
hiddenCount +
|
||||
' more ' +
|
||||
rows +
|
||||
'.</span>'
|
||||
}
|
||||
}
|
||||
tabElem.innerHTML = style + table + suffix
|
||||
}
|
||||
}
|
||||
|
||||
setSize(size) {
|
||||
|
||||
@ -86,6 +86,7 @@ impl Registry {
|
||||
self.try_add_java_script(builtin::visualization::java_script::scatter_plot_visualization());
|
||||
self.try_add_java_script(builtin::visualization::java_script::histogram_visualization());
|
||||
self.try_add_java_script(builtin::visualization::java_script::table_visualization());
|
||||
self.try_add_java_script(builtin::visualization::java_script::sql_visualization());
|
||||
self.try_add_java_script(builtin::visualization::java_script::geo_map_visualization());
|
||||
}
|
||||
|
||||
|
||||
Loading…
Reference in New Issue
Block a user