|
| 1 | +const extractTableNameFromEditor = function(content, pos) { |
| 2 | + const lines = content.split('\n'); |
| 3 | + const currentRow = lines[pos.row]; |
| 4 | + const previousTokens = currentRow.slice(pos.column - 2, pos.column); |
| 5 | + const columnSeparatorPosition = previousTokens.indexOf('.'); |
| 6 | + if (columnSeparatorPosition === -1) { |
| 7 | + return null; |
| 8 | + } |
| 9 | + const absolutTableNamePosition = ((pos.column) - previousTokens.length) + columnSeparatorPosition; |
| 10 | + |
| 11 | + let tableName = ""; |
| 12 | + for (index = absolutTableNamePosition - 1; index > 0; index--) { |
| 13 | + if (currentRow[index] === ' ') { |
| 14 | + break; |
| 15 | + } else { |
| 16 | + tableName += currentRow[index]; |
| 17 | + } |
| 18 | + } |
| 19 | + return tableName.split('').reverse().join(''); |
| 20 | +} |
| 21 | + |
| 22 | +function initializeQueryForm(variableParams, previewStatement, tableNames) { |
| 23 | + |
| 24 | + let editor; |
| 25 | + |
| 26 | + var app = Vue.createApp({ |
| 27 | + data: function() { |
| 28 | + return { |
| 29 | + running: false, |
| 30 | + results: "", |
| 31 | + error: false, |
| 32 | + dataSource: "", |
| 33 | + selectize: null, |
| 34 | + editorHeight: "180px" |
| 35 | + } |
| 36 | + }, |
| 37 | + computed: { |
| 38 | + schemaPath: function() { |
| 39 | + return Routes.schema_queries_path({data_source: this.dataSource}) |
| 40 | + }, |
| 41 | + docsPath: function() { |
| 42 | + return Routes.docs_queries_path({data_source: this.dataSource}) |
| 43 | + } |
| 44 | + }, |
| 45 | + methods: { |
| 46 | + run: function(e) { |
| 47 | + this.running = true |
| 48 | + this.results = "" |
| 49 | + this.error = false |
| 50 | + cancelAllQueries() |
| 51 | + |
| 52 | + var data = {statement: this.getSQL(), data_source: $("#query_data_source").val(), variables: variableParams} |
| 53 | + |
| 54 | + var _this = this |
| 55 | + |
| 56 | + runQuery(data, function (data) { |
| 57 | + _this.running = false |
| 58 | + _this.showResults(data) |
| 59 | + |
| 60 | + errorLine = _this.getErrorLine() |
| 61 | + if (errorLine) { |
| 62 | + editor.getSession().addGutterDecoration(errorLine - 1, "error") |
| 63 | + editor.scrollToLine(errorLine, true, true, function () {}) |
| 64 | + editor.gotoLine(errorLine, 0, true) |
| 65 | + editor.focus() |
| 66 | + } |
| 67 | + }, function (data) { |
| 68 | + _this.running = false |
| 69 | + _this.error = true |
| 70 | + _this.showResults(data) |
| 71 | + }) |
| 72 | + }, |
| 73 | + cancel: function(e) { |
| 74 | + this.running = false |
| 75 | + cancelAllQueries() |
| 76 | + }, |
| 77 | + runPrompt: function(e) { |
| 78 | + this.running = true |
| 79 | + |
| 80 | + var data = {prompt: this.getPrompt(), data_source: $("#query_data_source").val()} |
| 81 | + var _this = this |
| 82 | + |
| 83 | + runPrompt(data, function (data) { |
| 84 | + _this.running = false |
| 85 | + _this.showPromptResults(data) |
| 86 | + }, function (data) { |
| 87 | + _this.running = false |
| 88 | + _this.error = true |
| 89 | + _this.showPromptResults(data) |
| 90 | + }) |
| 91 | + }, |
| 92 | + cancelPrompt: function(e) { |
| 93 | + this.running = false |
| 94 | + }, |
| 95 | + updateDataSource: function(dataSource) { |
| 96 | + this.dataSource = dataSource |
| 97 | + var selectize = this.selectize |
| 98 | + selectize.clearOptions() |
| 99 | + |
| 100 | + if (this.tablesXhr) { |
| 101 | + this.tablesXhr.abort() |
| 102 | + } |
| 103 | + |
| 104 | + this.tablesXhr = $.getJSON(Routes.tables_queries_path({data_source: this.dataSource}), function(data) { |
| 105 | + var newOptions = [] |
| 106 | + for (var i = 0; i < data.length; i++) { |
| 107 | + var table = data[i] |
| 108 | + if (typeof table === "object") { |
| 109 | + newOptions.push({text: table.table, value: table.value}) |
| 110 | + } else { |
| 111 | + newOptions.push({text: table, value: table}) |
| 112 | + } |
| 113 | + } |
| 114 | + selectize.clearOptions() |
| 115 | + selectize.addOption(newOptions) |
| 116 | + selectize.refreshOptions(false) |
| 117 | + }) |
| 118 | + }, |
| 119 | + showEditor: function() { |
| 120 | + var _this = this |
| 121 | + |
| 122 | + editor = ace.edit("editor") |
| 123 | + editor.setTheme("ace/theme/twilight") |
| 124 | + editor.getSession().setMode("ace/mode/sql") |
| 125 | + editor.setOptions({ |
| 126 | + enableBasicAutocompletion: true, |
| 127 | + enableSnippets: false, |
| 128 | + enableLiveAutocompletion: true, |
| 129 | + highlightActiveLine: false, |
| 130 | + fontSize: 12, |
| 131 | + minLines: 10 |
| 132 | + }); |
| 133 | + |
| 134 | + editor.completers.push({ |
| 135 | + getCompletions: function(editor, session, pos, prefix, callback) { |
| 136 | + callback(null, tableNames); |
| 137 | + } |
| 138 | + }); |
| 139 | + |
| 140 | + editor.completers.push({ |
| 141 | + getCompletions: function(editor, session, pos, prefix, callback) { |
| 142 | + const tableName = extractTableNameFromEditor(editor.getValue(), pos); |
| 143 | + if (tableName !== null) { |
| 144 | + for (index = 0; index < tableNames.length; index++) { |
| 145 | + const entry = tableNames[index]; |
| 146 | + if (entry.value === tableName) { |
| 147 | + callback(null, entry.columns); |
| 148 | + break; |
| 149 | + } |
| 150 | + } |
| 151 | + } |
| 152 | + } |
| 153 | + }); |
| 154 | + |
| 155 | + editor.renderer.setShowGutter(true) |
| 156 | + editor.renderer.setPrintMarginColumn(false) |
| 157 | + editor.renderer.setPadding(10) |
| 158 | + editor.getSession().setUseWrapMode(true) |
| 159 | + editor.commands.addCommand({ |
| 160 | + name: "run", |
| 161 | + bindKey: {win: "Ctrl-Enter", mac: "Command-Enter"}, |
| 162 | + exec: function(editor) { |
| 163 | + _this.run() |
| 164 | + }, |
| 165 | + readOnly: false // false if this command should not apply in readOnly mode |
| 166 | + }) |
| 167 | + // fix command+L |
| 168 | + editor.commands.removeCommands(["gotoline", "find"]) |
| 169 | + |
| 170 | + this.editor = editor |
| 171 | + |
| 172 | + editor.getSession().on("change", function () { |
| 173 | + $("#query_statement").val(editor.getValue()) |
| 174 | + _this.adjustHeight() |
| 175 | + }) |
| 176 | + this.adjustHeight() |
| 177 | + editor.focus() |
| 178 | + }, |
| 179 | + adjustHeight: function() { |
| 180 | + // https://stackoverflow.com/questions/11584061/ |
| 181 | + var editor = this.editor |
| 182 | + var lines = editor.getSession().getScreenLength() |
| 183 | + if (lines < 9) { |
| 184 | + lines = 9 |
| 185 | + } |
| 186 | + |
| 187 | + this.editorHeight = ((lines + 1) * 16).toString() + "px" |
| 188 | + |
| 189 | + Vue.nextTick(function () { |
| 190 | + editor.resize() |
| 191 | + }) |
| 192 | + }, |
| 193 | + getPrompt: function() { |
| 194 | + return document.getElementById("prompt-editor").value; |
| 195 | + }, |
| 196 | + getSQL: function() { |
| 197 | + var selectedText = editor.getSelectedText() |
| 198 | + var text = selectedText.length < 10 ? editor.getValue() : selectedText |
| 199 | + return text.replace(/\n/g, "\r\n") |
| 200 | + }, |
| 201 | + getErrorLine: function() { |
| 202 | + var editor = this.editor |
| 203 | + var errorLine = this.results.substring(0, 100).includes("alert-danger") && /LINE (\d+)/g.exec(this.results) |
| 204 | + |
| 205 | + if (errorLine) { |
| 206 | + errorLine = parseInt(errorLine[1], 10) |
| 207 | + if (editor.getSelectedText().length >= 10) { |
| 208 | + errorLine += editor.getSelectionRange().start.row |
| 209 | + } |
| 210 | + return errorLine |
| 211 | + } |
| 212 | + }, |
| 213 | + showResults(data) { |
| 214 | + // can't do it the Vue way due to script tags in results |
| 215 | + // this.results = data |
| 216 | + |
| 217 | + Vue.nextTick(function () { |
| 218 | + $("#results-html").html(data) |
| 219 | + }) |
| 220 | + }, |
| 221 | + showPromptResults(data) { |
| 222 | + // can't do it the Vue way due to script tags in results |
| 223 | + // this.results = data |
| 224 | + |
| 225 | + Vue.nextTick(function () { |
| 226 | + editor.setValue(data) |
| 227 | + }) |
| 228 | + } |
| 229 | + }, |
| 230 | + mounted: function() { |
| 231 | + var _this = this |
| 232 | + |
| 233 | + var $select = $("#table_names").selectize({}) |
| 234 | + var selectize = $select[0].selectize |
| 235 | + selectize.on("change", function(val) { |
| 236 | + editor.setValue(previewStatement[_this.dataSource].replace("{table}", val), 1) |
| 237 | + _this.run() |
| 238 | + selectize.clear(true) |
| 239 | + selectize.blur() |
| 240 | + }) |
| 241 | + this.selectize = selectize |
| 242 | + |
| 243 | + this.updateDataSource($("#query_data_source").val()) |
| 244 | + |
| 245 | + var $dsSelect = $("#query_data_source").selectize({}) |
| 246 | + var dsSelectize = $dsSelect[0].selectize |
| 247 | + dsSelectize.on("change", function(val) { |
| 248 | + _this.updateDataSource(val) |
| 249 | + dsSelectize.blur() |
| 250 | + }) |
| 251 | + |
| 252 | + this.showEditor() |
| 253 | + } |
| 254 | + }) |
| 255 | + app.config.compilerOptions.whitespace = "preserve" |
| 256 | + app.mount("#app") |
| 257 | +} |
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