mixly3/boards/default_src/arduino_esp32/blocks/storage.js

import * as Blockly from 'blockly/core';

const STORAGE_HUE = 0;

//初始化SPIFFS
export const initialize_spiffs = {
    init: function () {
        this.appendDummyInput()
            .appendField(Blockly.Msg.MIXLY_SETUP + "SPIFFS");
        this.setPreviousStatement(true, null);
        this.setNextStatement(true, null);
        this.setColour(STORAGE_HUE);
        this.setTooltip("");
        this.setHelpUrl("");
    }
};

//打开文件并向其中写入数据
export const spiffs_open_file = {
    init: function () {
        this.appendDummyInput()
            .appendField(Blockly.Msg.MIXLY_MICROBIT_PY_STORAGE_OPEN_FILE);
        this.appendDummyInput()
            .appendField(new Blockly.FieldTextInput("myFile"), "file_var");
        this.appendDummyInput()
            .appendField(Blockly.Msg.MIXLY_FILE_PATH);
        this.appendDummyInput()
            .appendField(new Blockly.FieldTextInput("/fileName.txt"), "file_path");
        this.appendDummyInput()
            .appendField(Blockly.Msg.MIXLY_MODE);
        this.appendDummyInput()
            .appendField(new Blockly.FieldDropdown(this.OPEN_MODE), 'MODE');
        this.setInputsInline(true);
        this.setPreviousStatement(true, null);
        this.setNextStatement(true, null);
        this.setColour(STORAGE_HUE);
        this.setTooltip("");
        this.setHelpUrl("");
    },
    OPEN_MODE: [
        [Blockly.Msg.MIXLY_READONLY, 'FILE_READ'],
        [Blockly.Msg.TEXT_WRITE_TEXT, 'FILE_WRITE'],
        [Blockly.Msg.TEXT_APPEND_APPENDTEXT, 'FILE_APPEND']
    ]
};

//打开文件并向其中写入数据
export const spiffs_close_file = {
    init: function () {
        this.appendDummyInput()
            .appendField(Blockly.Msg.MIXLY_MICROBIT_PY_STORAGE_CLOSE_FILE);
        this.appendDummyInput()
            .appendField(new Blockly.FieldTextInput("myFile"), "file_var");
        this.setPreviousStatement(true, null);
        this.setNextStatement(true, null);
        this.setColour(STORAGE_HUE);
        this.setInputsInline(true);
        this.setTooltip("");
        this.setHelpUrl("");
    }
};

//将数据追加到文件
export const spiffs_write_data = {
    init: function () {
        this.appendDummyInput()
            .appendField(Blockly.Msg.MIXLY_MICROBIT_PY_STORAGE_OPEN_FILE);
        this.appendDummyInput()
            .appendField(new Blockly.FieldTextInput("myFile"), "file_var");
        this.appendDummyInput()
            .appendField(Blockly.Msg.MIXLY_WRITE);
        this.appendValueInput("data")
            .setCheck(null);
        this.setPreviousStatement(true, null);
        this.setNextStatement(true, null);
        this.setInputsInline(true);
        this.setColour(STORAGE_HUE);
        this.setTooltip("");
        this.setHelpUrl("");
    }
};

//文件可读
export const spiffs_read_available = {
    init: function () {
        this.appendDummyInput()
            .appendField(Blockly.Msg.HTML_FILE);
        this.appendDummyInput()
            .appendField(new Blockly.FieldTextInput("myFile"), "file_var");
        this.appendDummyInput()
            .appendField(Blockly.Msg.MIXLY_AVAILABLE);
        this.setColour(STORAGE_HUE);
        this.setOutput(true, null);
        this.setInputsInline(true);
        this.setTooltip("");
        this.setHelpUrl("");
    }
};

//读取文件内容
export const spiffs_read_data = {
    init: function () {
        this.appendDummyInput()
            .appendField(Blockly.Msg.MIXLY_MICROBIT_PY_STORAGE_GET_FILE_SIZE);
        this.appendDummyInput()
            .appendField(new Blockly.FieldTextInput("myFile"), "file_var");
        this.appendDummyInput()
            .appendField(Blockly.Msg.OLED_STRING);
        this.setOutput(true, null);
        this.setInputsInline(true);
        this.setColour(STORAGE_HUE);
        this.setTooltip("");
        this.setHelpUrl("");
    }
};

//检查文件大小
export const spiffs_file_size = {
    init: function () {
        this.appendDummyInput()
            .appendField(Blockly.Msg.HTML_FILE);
        this.appendDummyInput()
            .appendField(new Blockly.FieldTextInput("myFile"), "file_var");
        this.appendDummyInput()
            .appendField(Blockly.Msg.MIXLY_MICROBIT_PY_STORAGE_SIZE);
        this.setOutput(true, null);
        this.setInputsInline(true);
        this.setColour(STORAGE_HUE);
        this.setTooltip("");
        this.setHelpUrl("");
    }
};

//删除文件
export const spiffs_delete_file = {
    init: function () {
        this.appendDummyInput()
            .appendField(Blockly.Msg.MIXLY_MICROBIT_PY_STORAGE_DELETE_FILE);
        this.appendDummyInput()
            .appendField(new Blockly.FieldTextInput("/fileName.txt"), "file_path");
        this.appendDummyInput();
        this.setPreviousStatement(true, null);
        this.setNextStatement(true, null);
        this.setInputsInline(true);
        this.setColour(STORAGE_HUE);
        this.setTooltip("");
        this.setHelpUrl("");
    }
};