Files
mixly3/boards/default_src/python/generators/tuple.js
2024-07-19 10:16:00 +08:00

292 lines
11 KiB
JavaScript

import * as Blockly from 'blockly/core';
export const tuple_create_with = function (_, generator) {
// Create a list with any number of elements of any type.
var varName = generator.variableDB_.getName(this.getFieldValue('VAR'),
Blockly.Variables.NAME_TYPE);
//var size=window.parseFloat(this.getFieldValue('SIZE'));
var code = new Array(this.itemCount_);
var default_value = '0';
for (var n = 0; n < this.itemCount_; n++) {
code[n] = generator.valueToCode(this, 'ADD' + n,
generator.ORDER_NONE) || default_value;
}
// if (this.itemCount_!=1){
// generator.definitions_['var_declare'+varName] = varName+'= '+ '(' + code.join(', ') + ')\n';}
// else {
// generator.definitions_['var_declare'+varName] = varName+'= '+ '(' + code.join(', ') + ',)\n';}
if (this.itemCount_ != 1) {
var code = varName + '= ' + '(' + code.join(', ') + ')\n';
}
else {
var code = varName + '= ' + '(' + code.join(', ') + ',)\n';
}
return code;
}
export const tuple_create_with_text2 = function (_, generator) {
var varName = generator.variableDB_.getName(this.getFieldValue('VAR'),
Blockly.Variables.NAME_TYPE);
//var size=window.parseFloat(this.getFieldValue('SIZE'));
var text = this.getFieldValue('TEXT');
//generator.definitions_['var_declare'+varName] = varName+'= '+ '(' + text + ')\n';
var code = varName + '= ' + '(' + text + ')\n';
return code;
}
export const tuple_create_with_text_return = function (_, generator) {
var text = this.getFieldValue('TEXT');
var code = '(' + text + ')';
return [code, generator.ORDER_ATOMIC];
}
export const tuple_getIndex = function (_, generator) {
// Indexing into a list is the same as indexing into a string.
var varName = generator.valueToCode(this, 'TUP', generator.ORDER_ASSIGNMENT) || '0';
var argument0 = generator.valueToCode(this, 'AT',
generator.ORDER_ADDITIVE) || '1';
if (argument0.match(/^\d+$/)) {
// If the index is a naked number, decrement it right now.
argument0 = parseInt(argument0, 10);
}
// else {
// If the index is dynamic, decrement it in code.
// argument0;
// }
var code = varName + '[' + argument0 + ']';
return [code, generator.ORDER_ATOMIC];
}
export const tuple_length = function (_, generator) {
var varName = generator.valueToCode(this, 'TUP', generator.ORDER_ASSIGNMENT) || '0';
var code = 'len(' + varName + ')';
return [code, generator.ORDER_ATOMIC];
}
export const tuple_del = function (_, generator) {
var varName = generator.valueToCode(this, 'TUP', generator.ORDER_ASSIGNMENT) || '0';
var code = 'del ' + varName + '\n';
return code;
}
export const tuple_join = function (_, generator) {
var varName1 = generator.valueToCode(this, 'TUP1', generator.ORDER_ASSIGNMENT) || '0';
var varName2 = generator.valueToCode(this, 'TUP2', generator.ORDER_ASSIGNMENT) || '0';
var code = varName1 + " + " + varName2;
return [code, generator.ORDER_ATOMIC];
}
export const tuple_max = function (_, generator) {
var varname = generator.valueToCode(this, 'TUP', generator.ORDER_ASSIGNMENT) || '0';
var maxmin = this.getFieldValue('DIR');
var code = maxmin + "(" + varname + ')';
return [code, generator.ORDER_ATOMIC];
}
export const tuple_change_to = function (_, generator) {
var op = this.getFieldValue('OP');
var varName = generator.valueToCode(this, 'VAR', generator.ORDER_ASSIGNMENT) || '0';
var code = op + '(' + varName + ')\n';
return [code, generator.ORDER_ATOMIC];
}
export const tuple_find = function (_, generator) {
var op = this.getFieldValue('OP');
var varName = generator.valueToCode(this, 'VAR', generator.ORDER_ASSIGNMENT) || '0';
var argument = generator.valueToCode(this, 'data', generator.ORDER_ASSIGNMENT) || '0';
if (op == 'INDEX')
var code = varName + '.index(' + argument + ')';
else if (op == 'COUNT')
var code = varName + '.count(' + argument + ')';
return [code, generator.ORDER_ATOMIC];
}
export const tuple_trig = function (a, generator) {
var b = a.getFieldValue("OP"), c;
generator.definitions_['import_math'] = "import math";
a = generator.valueToCode(a, 'data', generator.ORDER_NONE)
switch (b) {
case "LEN":
c = "len(" + a + ")";
break;
case "SUM":
c = "sum(" + a + ")";
break;
case "MIN":
c = "min(" + a + ")";
break;
case "MAX":
c = "max(" + a + ")";
break;
case 'AVERAGE':
// generator.definitions_['from_numbers_import_Number'] =
// 'from numbers import Number';
var functionName = generator.provideFunction_(
'math_mean',
// This operation excludes null and values that aren't int or float:',
// math_mean([null, null, "aString", 1, 9]) == 5.0.',
['def ' + generator.FUNCTION_NAME_PLACEHOLDER_ + '(myList):',
' localList = [e for e in myList if type(e) == int or type(e) == float]',
' if not localList: return',
' return float(sum(localList)) / len(localList)']);
c = functionName + '(' + a + ')';
break;
case 'MEDIAN':
// generator.definitions_['from_numbers_import_Number'] =
// 'from numbers import Numberd';
var functionName = generator.provideFunction_(
'math_median',
// This operation excludes null values:
// math_median([null, null, 1, 3]) == 2.0.
['def ' + generator.FUNCTION_NAME_PLACEHOLDER_ + '(myList):',
' localList = sorted([e for e in myList if type(e) == int or type(e) == float])',
' if not localList: return',
' if len(localList) % 2 == 0:',
' return (localList[len(localList) // 2 - 1] + ' +
'localList[len(localList) // 2]) / 2.0',
' else:',
' return localList[(len(localList) - 1) // 2]']);
c = functionName + '(' + a + ')';
break;
case 'MODE':
var functionName = generator.provideFunction_(
'math_modes',
// As a list of numbers can contain more than one mode,
// the returned result is provided as an array.
// Mode of [3, 'x', 'x', 1, 1, 2, '3'] -> ['x', 1].
['def ' + generator.FUNCTION_NAME_PLACEHOLDER_ + '(some_list):',
' modes = []',
' # Using a lists of [item, count] to keep count rather than dict',
' # to avoid "unhashable" errors when the counted item is ' +
'itself a list or dict.',
' counts = []',
' maxCount = 1',
' for item in some_list:',
' found = False',
' for count in counts:',
' if count[0] == item:',
' count[1] += 1',
' maxCount = max(maxCount, count[1])',
' found = True',
' if not found:',
' counts.append([item, 1])',
' for counted_item, item_count in counts:',
' if item_count == maxCount:',
' modes.append(counted_item)',
' return modes']);
c = functionName + '(' + a + ')';
break;
case 'STD_DEV':
generator.definitions_['import_math'] = 'import math';
var functionName = generator.provideFunction_(
'math_standard_deviation',
['def ' + generator.FUNCTION_NAME_PLACEHOLDER_ + '(numbers):',
' n = len(numbers)',
' if n == 0: return',
' mean = float(sum(numbers)) / n',
' variance = sum((x - mean) ** 2 for x in numbers) / n',
' return math.sqrt(variance)']);
c = functionName + '(' + a + ')';
break;
default:
throw 'Unknown operator: ' + b;
}
if (c)
return [c, generator.ORDER_FUNCTION_CALL];
}
export const tuple_getSublist = function (block, generator) {
// Get sublist.
var list = generator.valueToCode(block, 'LIST',
generator.ORDER_MEMBER) || '[]';
var where1 = block.getFieldValue('WHERE1');
var where2 = block.getFieldValue('WHERE2');
switch (where1) {
case 'FROM_START':
var at1 = generator.getAdjustedInt(block, 'AT1');
if (at1 == '0') {
at1 = '';
}
break;
case 'FROM_END':
var at1 = generator.getAdjustedInt(block, 'AT1', 1, true);
break;
case 'FIRST':
var at1 = '0';
break;
default:
throw 'Unhandled option (lists_getSublist)';
}
switch (where2) {
case 'FROM_START':
var at2 = generator.getAdjustedInt(block, 'AT2', 1);
at2 = at2 - 1;
break;
case 'FROM_END':
var at2 = generator.getAdjustedInt(block, 'AT2', 1, true);
// Ensure that if the result calculated is 0 that sub-sequence will
// include all elements as expected.
if (!Blockly.isNumber(String(at2))) {
generator.definitions_['import_sys'] = 'import sys';
at2 += ' or sys.maxsize';
} else if (at2 == '0') {
at2 = '';
}
break;
case 'LAST':
var at2 = '-1';
break;
default:
throw 'Unhandled option (lists_getSublist)';
}
var code = list + '[' + at1 + ' : ' + at2 + ']';
return [code, generator.ORDER_MEMBER];
}
export const tuple_create_with_noreturn = function (_, generator) {
// Create a list with any number of elements of any type.
var code = new Array(this.itemCount_);
var default_value = '0';
for (var n = 0; n < this.itemCount_; n++) {
code[n] = generator.valueToCode(this, 'ADD' + n,
generator.ORDER_NONE) || default_value;
}
// if (this.itemCount_!=1){
// generator.definitions_['var_declare'+varName] = varName+'= '+ '(' + code.join(', ') + ')\n';}
// else {
// generator.definitions_['var_declare'+varName] = varName+'= '+ '(' + code.join(', ') + ',)\n';}
if (this.itemCount_ != 1) {
var code = '(' + code.join(', ') + ')';
}
else {
var code = '(' + code.join(', ') + ',)';
}
return [code, generator.ORDER_ATOMIC];
}
export const tuple_get_sublist = function (_, generator) {
// Get sublist.
var list = generator.valueToCode(this, 'LIST', generator.ORDER_ADDITIVE) || '0';
var at1 = generator.valueToCode(this, 'AT1', generator.ORDER_ADDITIVE) || '0';
var at2 = generator.valueToCode(this, 'AT2', generator.ORDER_ADDITIVE) || '0';
var code = list + '[' + at1 + ' : ' + at2 + ']';
return [code, generator.ORDER_ATOMIC];
}
export const tuple_get_random_item = function (_, generator) {
generator.definitions_['import_random'] = 'import random';
var varName = generator.valueToCode(this, 'TUP', generator.ORDER_ADDITIVE) || 'mytup';
var code = 'random.choice(' + varName + ')';
return [code, generator.ORDER_ATOMIC];
}
export const tuple_totuple = function (_, generator) {
var str = generator.valueToCode(this, 'VAR', generator.ORDER_ATOMIC) || '0'
return ['tuple(' + str + ')', generator.ORDER_ATOMIC];
}