File "lists.js"
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/**
* @license
* Copyright 2012 Google LLC
* SPDX-License-Identifier: Apache-2.0
*/
/**
* @fileoverview List blocks for Blockly.
*
* This file is scraped to extract a .json file of block definitions. The array
* passed to defineBlocksWithJsonArray(..) must be strict JSON: double quotes
* only, no outside references, no functions, no trailing commas, etc. The one
* exception is end-of-line comments, which the scraper will remove.
* @author [email protected] (Neil Fraser)
*/
'use strict';
goog.provide('Blockly.Blocks.lists'); // Deprecated
goog.provide('Blockly.Constants.Lists');
goog.require('Blockly');
goog.require('Blockly.Blocks');
goog.require('Blockly.FieldDropdown');
goog.require('Blockly.FieldLabel');
goog.require('Blockly.Mutator');
/**
* Unused constant for the common HSV hue for all blocks in this category.
* @deprecated Use Blockly.Msg['LISTS_HUE']. (2018 April 5)
*/
Blockly.Constants.Lists.HUE = 260;
Blockly.defineBlocksWithJsonArray([ // BEGIN JSON EXTRACT
// Block for creating an empty list
// The 'list_create_with' block is preferred as it is more flexible.
// <block type="lists_create_with">
// <mutation items="0"></mutation>
// </block>
{
"type": "lists_create_empty",
"message0": "%{BKY_LISTS_CREATE_EMPTY_TITLE}",
"output": "Array",
"style": "list_blocks",
"tooltip": "%{BKY_LISTS_CREATE_EMPTY_TOOLTIP}",
"helpUrl": "%{BKY_LISTS_CREATE_EMPTY_HELPURL}"
},
// Block for creating a list with one element repeated.
{
"type": "lists_repeat",
"message0": "%{BKY_LISTS_REPEAT_TITLE}",
"args0": [
{
"type": "input_value",
"name": "ITEM"
},
{
"type": "input_value",
"name": "NUM",
"check": "Number"
}
],
"output": "Array",
"style": "list_blocks",
"tooltip": "%{BKY_LISTS_REPEAT_TOOLTIP}",
"helpUrl": "%{BKY_LISTS_REPEAT_HELPURL}"
},
// Block for reversing a list.
{
"type": "lists_reverse",
"message0": "%{BKY_LISTS_REVERSE_MESSAGE0}",
"args0": [
{
"type": "input_value",
"name": "LIST",
"check": "Array"
}
],
"output": "Array",
"inputsInline": true,
"style": "list_blocks",
"tooltip": "%{BKY_LISTS_REVERSE_TOOLTIP}",
"helpUrl": "%{BKY_LISTS_REVERSE_HELPURL}"
},
// Block for checking if a list is empty
{
"type": "lists_isEmpty",
"message0": "%{BKY_LISTS_ISEMPTY_TITLE}",
"args0": [
{
"type": "input_value",
"name": "VALUE",
"check": ["String", "Array"]
}
],
"output": "Boolean",
"style": "list_blocks",
"tooltip": "%{BKY_LISTS_ISEMPTY_TOOLTIP}",
"helpUrl": "%{BKY_LISTS_ISEMPTY_HELPURL}"
},
// Block for getting the list length
{
"type": "lists_length",
"message0": "%{BKY_LISTS_LENGTH_TITLE}",
"args0": [
{
"type": "input_value",
"name": "VALUE",
"check": ["String", "Array"]
}
],
"output": "Number",
"style": "list_blocks",
"tooltip": "%{BKY_LISTS_LENGTH_TOOLTIP}",
"helpUrl": "%{BKY_LISTS_LENGTH_HELPURL}"
}
]); // END JSON EXTRACT (Do not delete this comment.)
Blockly.Blocks['lists_create_with'] = {
/**
* Block for creating a list with any number of elements of any type.
* @this {Blockly.Block}
*/
init: function() {
this.setHelpUrl(Blockly.Msg['LISTS_CREATE_WITH_HELPURL']);
this.setStyle('list_blocks');
this.itemCount_ = 3;
this.updateShape_();
this.setOutput(true, 'Array');
this.setMutator(new Blockly.Mutator(['lists_create_with_item']));
this.setTooltip(Blockly.Msg['LISTS_CREATE_WITH_TOOLTIP']);
},
/**
* Create XML to represent list inputs.
* @return {!Element} XML storage element.
* @this {Blockly.Block}
*/
mutationToDom: function() {
var container = Blockly.utils.xml.createElement('mutation');
container.setAttribute('items', this.itemCount_);
return container;
},
/**
* Parse XML to restore the list inputs.
* @param {!Element} xmlElement XML storage element.
* @this {Blockly.Block}
*/
domToMutation: function(xmlElement) {
this.itemCount_ = parseInt(xmlElement.getAttribute('items'), 10);
this.updateShape_();
},
/**
* Populate the mutator's dialog with this block's components.
* @param {!Blockly.Workspace} workspace Mutator's workspace.
* @return {!Blockly.Block} Root block in mutator.
* @this {Blockly.Block}
*/
decompose: function(workspace) {
var containerBlock = workspace.newBlock('lists_create_with_container');
containerBlock.initSvg();
var connection = containerBlock.getInput('STACK').connection;
for (var i = 0; i < this.itemCount_; i++) {
var itemBlock = workspace.newBlock('lists_create_with_item');
itemBlock.initSvg();
connection.connect(itemBlock.previousConnection);
connection = itemBlock.nextConnection;
}
return containerBlock;
},
/**
* Reconfigure this block based on the mutator dialog's components.
* @param {!Blockly.Block} containerBlock Root block in mutator.
* @this {Blockly.Block}
*/
compose: function(containerBlock) {
var itemBlock = containerBlock.getInputTargetBlock('STACK');
// Count number of inputs.
var connections = [];
while (itemBlock) {
connections.push(itemBlock.valueConnection_);
itemBlock = itemBlock.nextConnection &&
itemBlock.nextConnection.targetBlock();
}
// Disconnect any children that don't belong.
for (var i = 0; i < this.itemCount_; i++) {
var connection = this.getInput('ADD' + i).connection.targetConnection;
if (connection && connections.indexOf(connection) == -1) {
connection.disconnect();
}
}
this.itemCount_ = connections.length;
this.updateShape_();
// Reconnect any child blocks.
for (var i = 0; i < this.itemCount_; i++) {
Blockly.Mutator.reconnect(connections[i], this, 'ADD' + i);
}
},
/**
* Store pointers to any connected child blocks.
* @param {!Blockly.Block} containerBlock Root block in mutator.
* @this {Blockly.Block}
*/
saveConnections: function(containerBlock) {
var itemBlock = containerBlock.getInputTargetBlock('STACK');
var i = 0;
while (itemBlock) {
var input = this.getInput('ADD' + i);
itemBlock.valueConnection_ = input && input.connection.targetConnection;
i++;
itemBlock = itemBlock.nextConnection &&
itemBlock.nextConnection.targetBlock();
}
},
/**
* Modify this block to have the correct number of inputs.
* @private
* @this {Blockly.Block}
*/
updateShape_: function() {
if (this.itemCount_ && this.getInput('EMPTY')) {
this.removeInput('EMPTY');
} else if (!this.itemCount_ && !this.getInput('EMPTY')) {
this.appendDummyInput('EMPTY')
.appendField(Blockly.Msg['LISTS_CREATE_EMPTY_TITLE']);
}
// Add new inputs.
for (var i = 0; i < this.itemCount_; i++) {
if (!this.getInput('ADD' + i)) {
var input = this.appendValueInput('ADD' + i)
.setAlign(Blockly.ALIGN_RIGHT);
if (i == 0) {
input.appendField(Blockly.Msg['LISTS_CREATE_WITH_INPUT_WITH']);
}
}
}
// Remove deleted inputs.
while (this.getInput('ADD' + i)) {
this.removeInput('ADD' + i);
i++;
}
}
};
Blockly.Blocks['lists_create_with_container'] = {
/**
* Mutator block for list container.
* @this {Blockly.Block}
*/
init: function() {
this.setStyle('list_blocks');
this.appendDummyInput()
.appendField(Blockly.Msg['LISTS_CREATE_WITH_CONTAINER_TITLE_ADD']);
this.appendStatementInput('STACK');
this.setTooltip(Blockly.Msg['LISTS_CREATE_WITH_CONTAINER_TOOLTIP']);
this.contextMenu = false;
}
};
Blockly.Blocks['lists_create_with_item'] = {
/**
* Mutator block for adding items.
* @this {Blockly.Block}
*/
init: function() {
this.setStyle('list_blocks');
this.appendDummyInput()
.appendField(Blockly.Msg['LISTS_CREATE_WITH_ITEM_TITLE']);
this.setPreviousStatement(true);
this.setNextStatement(true);
this.setTooltip(Blockly.Msg['LISTS_CREATE_WITH_ITEM_TOOLTIP']);
this.contextMenu = false;
}
};
Blockly.Blocks['lists_indexOf'] = {
/**
* Block for finding an item in the list.
* @this {Blockly.Block}
*/
init: function() {
var OPERATORS =
[
[Blockly.Msg['LISTS_INDEX_OF_FIRST'], 'FIRST'],
[Blockly.Msg['LISTS_INDEX_OF_LAST'], 'LAST']
];
this.setHelpUrl(Blockly.Msg['LISTS_INDEX_OF_HELPURL']);
this.setStyle('list_blocks');
this.setOutput(true, 'Number');
this.appendValueInput('VALUE')
.setCheck('Array')
.appendField(Blockly.Msg['LISTS_INDEX_OF_INPUT_IN_LIST']);
this.appendValueInput('FIND')
.appendField(new Blockly.FieldDropdown(OPERATORS), 'END');
this.setInputsInline(true);
// Assign 'this' to a variable for use in the tooltip closure below.
var thisBlock = this;
this.setTooltip(function() {
return Blockly.Msg['LISTS_INDEX_OF_TOOLTIP'].replace('%1',
thisBlock.workspace.options.oneBasedIndex ? '0' : '-1');
});
}
};
Blockly.Blocks['lists_getIndex'] = {
/**
* Block for getting element at index.
* @this {Blockly.Block}
*/
init: function() {
var MODE =
[
[Blockly.Msg['LISTS_GET_INDEX_GET'], 'GET'],
[Blockly.Msg['LISTS_GET_INDEX_GET_REMOVE'], 'GET_REMOVE'],
[Blockly.Msg['LISTS_GET_INDEX_REMOVE'], 'REMOVE']
];
this.WHERE_OPTIONS =
[
[Blockly.Msg['LISTS_GET_INDEX_FROM_START'], 'FROM_START'],
[Blockly.Msg['LISTS_GET_INDEX_FROM_END'], 'FROM_END'],
[Blockly.Msg['LISTS_GET_INDEX_FIRST'], 'FIRST'],
[Blockly.Msg['LISTS_GET_INDEX_LAST'], 'LAST'],
[Blockly.Msg['LISTS_GET_INDEX_RANDOM'], 'RANDOM']
];
this.setHelpUrl(Blockly.Msg['LISTS_GET_INDEX_HELPURL']);
this.setStyle('list_blocks');
var modeMenu = new Blockly.FieldDropdown(MODE, function(value) {
var isStatement = (value == 'REMOVE');
this.getSourceBlock().updateStatement_(isStatement);
});
this.appendValueInput('VALUE')
.setCheck('Array')
.appendField(Blockly.Msg['LISTS_GET_INDEX_INPUT_IN_LIST']);
this.appendDummyInput()
.appendField(modeMenu, 'MODE')
.appendField('', 'SPACE');
this.appendDummyInput('AT');
if (Blockly.Msg['LISTS_GET_INDEX_TAIL']) {
this.appendDummyInput('TAIL')
.appendField(Blockly.Msg['LISTS_GET_INDEX_TAIL']);
}
this.setInputsInline(true);
this.setOutput(true);
this.updateAt_(true);
// Assign 'this' to a variable for use in the tooltip closure below.
var thisBlock = this;
this.setTooltip(function() {
var mode = thisBlock.getFieldValue('MODE');
var where = thisBlock.getFieldValue('WHERE');
var tooltip = '';
switch (mode + ' ' + where) {
case 'GET FROM_START':
case 'GET FROM_END':
tooltip = Blockly.Msg['LISTS_GET_INDEX_TOOLTIP_GET_FROM'];
break;
case 'GET FIRST':
tooltip = Blockly.Msg['LISTS_GET_INDEX_TOOLTIP_GET_FIRST'];
break;
case 'GET LAST':
tooltip = Blockly.Msg['LISTS_GET_INDEX_TOOLTIP_GET_LAST'];
break;
case 'GET RANDOM':
tooltip = Blockly.Msg['LISTS_GET_INDEX_TOOLTIP_GET_RANDOM'];
break;
case 'GET_REMOVE FROM_START':
case 'GET_REMOVE FROM_END':
tooltip = Blockly.Msg['LISTS_GET_INDEX_TOOLTIP_GET_REMOVE_FROM'];
break;
case 'GET_REMOVE FIRST':
tooltip = Blockly.Msg['LISTS_GET_INDEX_TOOLTIP_GET_REMOVE_FIRST'];
break;
case 'GET_REMOVE LAST':
tooltip = Blockly.Msg['LISTS_GET_INDEX_TOOLTIP_GET_REMOVE_LAST'];
break;
case 'GET_REMOVE RANDOM':
tooltip = Blockly.Msg['LISTS_GET_INDEX_TOOLTIP_GET_REMOVE_RANDOM'];
break;
case 'REMOVE FROM_START':
case 'REMOVE FROM_END':
tooltip = Blockly.Msg['LISTS_GET_INDEX_TOOLTIP_REMOVE_FROM'];
break;
case 'REMOVE FIRST':
tooltip = Blockly.Msg['LISTS_GET_INDEX_TOOLTIP_REMOVE_FIRST'];
break;
case 'REMOVE LAST':
tooltip = Blockly.Msg['LISTS_GET_INDEX_TOOLTIP_REMOVE_LAST'];
break;
case 'REMOVE RANDOM':
tooltip = Blockly.Msg['LISTS_GET_INDEX_TOOLTIP_REMOVE_RANDOM'];
break;
}
if (where == 'FROM_START' || where == 'FROM_END') {
var msg = (where == 'FROM_START') ?
Blockly.Msg['LISTS_INDEX_FROM_START_TOOLTIP'] :
Blockly.Msg['LISTS_INDEX_FROM_END_TOOLTIP'];
tooltip += ' ' + msg.replace('%1',
thisBlock.workspace.options.oneBasedIndex ? '#1' : '#0');
}
return tooltip;
});
},
/**
* Create XML to represent whether the block is a statement or a value.
* Also represent whether there is an 'AT' input.
* @return {!Element} XML storage element.
* @this {Blockly.Block}
*/
mutationToDom: function() {
var container = Blockly.utils.xml.createElement('mutation');
var isStatement = !this.outputConnection;
container.setAttribute('statement', isStatement);
var isAt = this.getInput('AT').type == Blockly.INPUT_VALUE;
container.setAttribute('at', isAt);
return container;
},
/**
* Parse XML to restore the 'AT' input.
* @param {!Element} xmlElement XML storage element.
* @this {Blockly.Block}
*/
domToMutation: function(xmlElement) {
// Note: Until January 2013 this block did not have mutations,
// so 'statement' defaults to false and 'at' defaults to true.
var isStatement = (xmlElement.getAttribute('statement') == 'true');
this.updateStatement_(isStatement);
var isAt = (xmlElement.getAttribute('at') != 'false');
this.updateAt_(isAt);
},
/**
* Switch between a value block and a statement block.
* @param {boolean} newStatement True if the block should be a statement.
* False if the block should be a value.
* @private
* @this {Blockly.Block}
*/
updateStatement_: function(newStatement) {
var oldStatement = !this.outputConnection;
if (newStatement != oldStatement) {
this.unplug(true, true);
if (newStatement) {
this.setOutput(false);
this.setPreviousStatement(true);
this.setNextStatement(true);
} else {
this.setPreviousStatement(false);
this.setNextStatement(false);
this.setOutput(true);
}
}
},
/**
* Create or delete an input for the numeric index.
* @param {boolean} isAt True if the input should exist.
* @private
* @this {Blockly.Block}
*/
updateAt_: function(isAt) {
// Destroy old 'AT' and 'ORDINAL' inputs.
this.removeInput('AT');
this.removeInput('ORDINAL', true);
// Create either a value 'AT' input or a dummy input.
if (isAt) {
this.appendValueInput('AT').setCheck('Number');
if (Blockly.Msg['ORDINAL_NUMBER_SUFFIX']) {
this.appendDummyInput('ORDINAL')
.appendField(Blockly.Msg['ORDINAL_NUMBER_SUFFIX']);
}
} else {
this.appendDummyInput('AT');
}
var menu = new Blockly.FieldDropdown(this.WHERE_OPTIONS, function(value) {
var newAt = (value == 'FROM_START') || (value == 'FROM_END');
// The 'isAt' variable is available due to this function being a closure.
if (newAt != isAt) {
var block = this.getSourceBlock();
block.updateAt_(newAt);
// This menu has been destroyed and replaced. Update the replacement.
block.setFieldValue(value, 'WHERE');
return null;
}
return undefined;
});
this.getInput('AT').appendField(menu, 'WHERE');
if (Blockly.Msg['LISTS_GET_INDEX_TAIL']) {
this.moveInputBefore('TAIL', null);
}
}
};
Blockly.Blocks['lists_setIndex'] = {
/**
* Block for setting the element at index.
* @this {Blockly.Block}
*/
init: function() {
var MODE =
[
[Blockly.Msg['LISTS_SET_INDEX_SET'], 'SET'],
[Blockly.Msg['LISTS_SET_INDEX_INSERT'], 'INSERT']
];
this.WHERE_OPTIONS =
[
[Blockly.Msg['LISTS_GET_INDEX_FROM_START'], 'FROM_START'],
[Blockly.Msg['LISTS_GET_INDEX_FROM_END'], 'FROM_END'],
[Blockly.Msg['LISTS_GET_INDEX_FIRST'], 'FIRST'],
[Blockly.Msg['LISTS_GET_INDEX_LAST'], 'LAST'],
[Blockly.Msg['LISTS_GET_INDEX_RANDOM'], 'RANDOM']
];
this.setHelpUrl(Blockly.Msg['LISTS_SET_INDEX_HELPURL']);
this.setStyle('list_blocks');
this.appendValueInput('LIST')
.setCheck('Array')
.appendField(Blockly.Msg['LISTS_SET_INDEX_INPUT_IN_LIST']);
this.appendDummyInput()
.appendField(new Blockly.FieldDropdown(MODE), 'MODE')
.appendField('', 'SPACE');
this.appendDummyInput('AT');
this.appendValueInput('TO')
.appendField(Blockly.Msg['LISTS_SET_INDEX_INPUT_TO']);
this.setInputsInline(true);
this.setPreviousStatement(true);
this.setNextStatement(true);
this.setTooltip(Blockly.Msg['LISTS_SET_INDEX_TOOLTIP']);
this.updateAt_(true);
// Assign 'this' to a variable for use in the tooltip closure below.
var thisBlock = this;
this.setTooltip(function() {
var mode = thisBlock.getFieldValue('MODE');
var where = thisBlock.getFieldValue('WHERE');
var tooltip = '';
switch (mode + ' ' + where) {
case 'SET FROM_START':
case 'SET FROM_END':
tooltip = Blockly.Msg['LISTS_SET_INDEX_TOOLTIP_SET_FROM'];
break;
case 'SET FIRST':
tooltip = Blockly.Msg['LISTS_SET_INDEX_TOOLTIP_SET_FIRST'];
break;
case 'SET LAST':
tooltip = Blockly.Msg['LISTS_SET_INDEX_TOOLTIP_SET_LAST'];
break;
case 'SET RANDOM':
tooltip = Blockly.Msg['LISTS_SET_INDEX_TOOLTIP_SET_RANDOM'];
break;
case 'INSERT FROM_START':
case 'INSERT FROM_END':
tooltip = Blockly.Msg['LISTS_SET_INDEX_TOOLTIP_INSERT_FROM'];
break;
case 'INSERT FIRST':
tooltip = Blockly.Msg['LISTS_SET_INDEX_TOOLTIP_INSERT_FIRST'];
break;
case 'INSERT LAST':
tooltip = Blockly.Msg['LISTS_SET_INDEX_TOOLTIP_INSERT_LAST'];
break;
case 'INSERT RANDOM':
tooltip = Blockly.Msg['LISTS_SET_INDEX_TOOLTIP_INSERT_RANDOM'];
break;
}
if (where == 'FROM_START' || where == 'FROM_END') {
tooltip += ' ' + Blockly.Msg['LISTS_INDEX_FROM_START_TOOLTIP']
.replace('%1',
thisBlock.workspace.options.oneBasedIndex ? '#1' : '#0');
}
return tooltip;
});
},
/**
* Create XML to represent whether there is an 'AT' input.
* @return {!Element} XML storage element.
* @this {Blockly.Block}
*/
mutationToDom: function() {
var container = Blockly.utils.xml.createElement('mutation');
var isAt = this.getInput('AT').type == Blockly.INPUT_VALUE;
container.setAttribute('at', isAt);
return container;
},
/**
* Parse XML to restore the 'AT' input.
* @param {!Element} xmlElement XML storage element.
* @this {Blockly.Block}
*/
domToMutation: function(xmlElement) {
// Note: Until January 2013 this block did not have mutations,
// so 'at' defaults to true.
var isAt = (xmlElement.getAttribute('at') != 'false');
this.updateAt_(isAt);
},
/**
* Create or delete an input for the numeric index.
* @param {boolean} isAt True if the input should exist.
* @private
* @this {Blockly.Block}
*/
updateAt_: function(isAt) {
// Destroy old 'AT' and 'ORDINAL' input.
this.removeInput('AT');
this.removeInput('ORDINAL', true);
// Create either a value 'AT' input or a dummy input.
if (isAt) {
this.appendValueInput('AT').setCheck('Number');
if (Blockly.Msg['ORDINAL_NUMBER_SUFFIX']) {
this.appendDummyInput('ORDINAL')
.appendField(Blockly.Msg['ORDINAL_NUMBER_SUFFIX']);
}
} else {
this.appendDummyInput('AT');
}
var menu = new Blockly.FieldDropdown(this.WHERE_OPTIONS, function(value) {
var newAt = (value == 'FROM_START') || (value == 'FROM_END');
// The 'isAt' variable is available due to this function being a closure.
if (newAt != isAt) {
var block = this.getSourceBlock();
block.updateAt_(newAt);
// This menu has been destroyed and replaced. Update the replacement.
block.setFieldValue(value, 'WHERE');
return null;
}
return undefined;
});
this.moveInputBefore('AT', 'TO');
if (this.getInput('ORDINAL')) {
this.moveInputBefore('ORDINAL', 'TO');
}
this.getInput('AT').appendField(menu, 'WHERE');
}
};
Blockly.Blocks['lists_getSublist'] = {
/**
* Block for getting sublist.
* @this {Blockly.Block}
*/
init: function() {
this['WHERE_OPTIONS_1'] =
[
[Blockly.Msg['LISTS_GET_SUBLIST_START_FROM_START'], 'FROM_START'],
[Blockly.Msg['LISTS_GET_SUBLIST_START_FROM_END'], 'FROM_END'],
[Blockly.Msg['LISTS_GET_SUBLIST_START_FIRST'], 'FIRST']
];
this['WHERE_OPTIONS_2'] =
[
[Blockly.Msg['LISTS_GET_SUBLIST_END_FROM_START'], 'FROM_START'],
[Blockly.Msg['LISTS_GET_SUBLIST_END_FROM_END'], 'FROM_END'],
[Blockly.Msg['LISTS_GET_SUBLIST_END_LAST'], 'LAST']
];
this.setHelpUrl(Blockly.Msg['LISTS_GET_SUBLIST_HELPURL']);
this.setStyle('list_blocks');
this.appendValueInput('LIST')
.setCheck('Array')
.appendField(Blockly.Msg['LISTS_GET_SUBLIST_INPUT_IN_LIST']);
this.appendDummyInput('AT1');
this.appendDummyInput('AT2');
if (Blockly.Msg['LISTS_GET_SUBLIST_TAIL']) {
this.appendDummyInput('TAIL')
.appendField(Blockly.Msg['LISTS_GET_SUBLIST_TAIL']);
}
this.setInputsInline(true);
this.setOutput(true, 'Array');
this.updateAt_(1, true);
this.updateAt_(2, true);
this.setTooltip(Blockly.Msg['LISTS_GET_SUBLIST_TOOLTIP']);
},
/**
* Create XML to represent whether there are 'AT' inputs.
* @return {!Element} XML storage element.
* @this {Blockly.Block}
*/
mutationToDom: function() {
var container = Blockly.utils.xml.createElement('mutation');
var isAt1 = this.getInput('AT1').type == Blockly.INPUT_VALUE;
container.setAttribute('at1', isAt1);
var isAt2 = this.getInput('AT2').type == Blockly.INPUT_VALUE;
container.setAttribute('at2', isAt2);
return container;
},
/**
* Parse XML to restore the 'AT' inputs.
* @param {!Element} xmlElement XML storage element.
* @this {Blockly.Block}
*/
domToMutation: function(xmlElement) {
var isAt1 = (xmlElement.getAttribute('at1') == 'true');
var isAt2 = (xmlElement.getAttribute('at2') == 'true');
this.updateAt_(1, isAt1);
this.updateAt_(2, isAt2);
},
/**
* Create or delete an input for a numeric index.
* This block has two such inputs, independent of each other.
* @param {number} n Specify first or second input (1 or 2).
* @param {boolean} isAt True if the input should exist.
* @private
* @this {Blockly.Block}
*/
updateAt_: function(n, isAt) {
// Create or delete an input for the numeric index.
// Destroy old 'AT' and 'ORDINAL' inputs.
this.removeInput('AT' + n);
this.removeInput('ORDINAL' + n, true);
// Create either a value 'AT' input or a dummy input.
if (isAt) {
this.appendValueInput('AT' + n).setCheck('Number');
if (Blockly.Msg['ORDINAL_NUMBER_SUFFIX']) {
this.appendDummyInput('ORDINAL' + n)
.appendField(Blockly.Msg['ORDINAL_NUMBER_SUFFIX']);
}
} else {
this.appendDummyInput('AT' + n);
}
var menu = new Blockly.FieldDropdown(this['WHERE_OPTIONS_' + n],
function(value) {
var newAt = (value == 'FROM_START') || (value == 'FROM_END');
// The 'isAt' variable is available due to this function being a
// closure.
if (newAt != isAt) {
var block = this.getSourceBlock();
block.updateAt_(n, newAt);
// This menu has been destroyed and replaced.
// Update the replacement.
block.setFieldValue(value, 'WHERE' + n);
return null;
}
});
this.getInput('AT' + n)
.appendField(menu, 'WHERE' + n);
if (n == 1) {
this.moveInputBefore('AT1', 'AT2');
if (this.getInput('ORDINAL1')) {
this.moveInputBefore('ORDINAL1', 'AT2');
}
}
if (Blockly.Msg['LISTS_GET_SUBLIST_TAIL']) {
this.moveInputBefore('TAIL', null);
}
}
};
Blockly.Blocks['lists_sort'] = {
/**
* Block for sorting a list.
* @this {Blockly.Block}
*/
init: function() {
this.jsonInit({
"message0": Blockly.Msg['LISTS_SORT_TITLE'],
"args0": [
{
"type": "field_dropdown",
"name": "TYPE",
"options": [
[Blockly.Msg['LISTS_SORT_TYPE_NUMERIC'], "NUMERIC"],
[Blockly.Msg['LISTS_SORT_TYPE_TEXT'], "TEXT"],
[Blockly.Msg['LISTS_SORT_TYPE_IGNORECASE'], "IGNORE_CASE"]
]
},
{
"type": "field_dropdown",
"name": "DIRECTION",
"options": [
[Blockly.Msg['LISTS_SORT_ORDER_ASCENDING'], "1"],
[Blockly.Msg['LISTS_SORT_ORDER_DESCENDING'], "-1"]
]
},
{
"type": "input_value",
"name": "LIST",
"check": "Array"
}
],
"output": "Array",
"style": "list_blocks",
"tooltip": Blockly.Msg['LISTS_SORT_TOOLTIP'],
"helpUrl": Blockly.Msg['LISTS_SORT_HELPURL']
});
}
};
Blockly.Blocks['lists_split'] = {
/**
* Block for splitting text into a list, or joining a list into text.
* @this {Blockly.Block}
*/
init: function() {
// Assign 'this' to a variable for use in the closures below.
var thisBlock = this;
var dropdown = new Blockly.FieldDropdown(
[
[Blockly.Msg['LISTS_SPLIT_LIST_FROM_TEXT'], 'SPLIT'],
[Blockly.Msg['LISTS_SPLIT_TEXT_FROM_LIST'], 'JOIN']
],
function(newMode) {
thisBlock.updateType_(newMode);
});
this.setHelpUrl(Blockly.Msg['LISTS_SPLIT_HELPURL']);
this.setStyle('list_blocks');
this.appendValueInput('INPUT')
.setCheck('String')
.appendField(dropdown, 'MODE');
this.appendValueInput('DELIM')
.setCheck('String')
.appendField(Blockly.Msg['LISTS_SPLIT_WITH_DELIMITER']);
this.setInputsInline(true);
this.setOutput(true, 'Array');
this.setTooltip(function() {
var mode = thisBlock.getFieldValue('MODE');
if (mode == 'SPLIT') {
return Blockly.Msg['LISTS_SPLIT_TOOLTIP_SPLIT'];
} else if (mode == 'JOIN') {
return Blockly.Msg['LISTS_SPLIT_TOOLTIP_JOIN'];
}
throw Error('Unknown mode: ' + mode);
});
},
/**
* Modify this block to have the correct input and output types.
* @param {string} newMode Either 'SPLIT' or 'JOIN'.
* @private
* @this {Blockly.Block}
*/
updateType_: function(newMode) {
var mode = this.getFieldValue('MODE');
if (mode != newMode) {
var inputConnection = this.getInput('INPUT').connection;
inputConnection.setShadowDom(null);
var inputBlock = inputConnection.targetBlock();
if (inputBlock) {
inputConnection.disconnect();
if (inputBlock.isShadow()) {
inputBlock.dispose();
} else {
this.bumpNeighbours();
}
}
}
if (newMode == 'SPLIT') {
this.outputConnection.setCheck('Array');
this.getInput('INPUT').setCheck('String');
} else {
this.outputConnection.setCheck('String');
this.getInput('INPUT').setCheck('Array');
}
},
/**
* Create XML to represent the input and output types.
* @return {!Element} XML storage element.
* @this {Blockly.Block}
*/
mutationToDom: function() {
var container = Blockly.utils.xml.createElement('mutation');
container.setAttribute('mode', this.getFieldValue('MODE'));
return container;
},
/**
* Parse XML to restore the input and output types.
* @param {!Element} xmlElement XML storage element.
* @this {Blockly.Block}
*/
domToMutation: function(xmlElement) {
this.updateType_(xmlElement.getAttribute('mode'));
}
};