pxt-calliope/libs/core/storage.ts

68 lines
1.7 KiB
TypeScript

enum StorageSlots {
//% block="Slot 1"
s1 = 0,
//% block="Slot 2"
s2 = 1,
//% block="Slot 3"
s3 = 2,
//% block="Slot 4"
s4 = 3,
//% block="Slot 5"
s5 = 4,
//% block="Slot 6"
s6 = 5,
//% block="Slot 7"
s7 = 6,
}
// let storagesStr = ['s1', 's2', 's3', 's4', 's5', 's6', 's7'];
let storagesInt = ['i1', 'i2', 'i3', 'i4', 'i5', 'i6', 'i7'];
/**
* Provides access to persistent storage functionality.
*/
//% color=#FFBB00 weight=10 icon="\uf187"
//% advanced=true
namespace storage {
/**
* Saves a key value pair in the non volatile storage
* @param key the key for accesing the value
* @param value value to store
*/
//% weight=90 blockGap=16
//% block="Save into number %key a value of %value"
//% blockId=storage_put_number
//% group="Put"
export function putNumber(key: StorageSlots, value: number) : void {
let managedValue = Math.floor(value * 100);
putValueInt(storagesInt[key], managedValue);
}
/**
* Reads a key value pair from the non volatile storage as a number
* @param key the key for accesing the value
*/
//% weight=70 blockGap=16
//% block="read from number %key"
//% blockId=storage_get_number
//% group="Get"
export function getNumber(key: StorageSlots) : number {
let value = getValueInt(storagesInt[key]);
return value / 100;
}
/**
* Deletes the key from the non volatile storage
* @param key the key for accesing the value
*/
//% weight=50 blockGap=16
//% block="Clear number %key"
//% blockId=storage_remove_key_int
//% group="Remove"
export function removeKeyInt(key: StorageSlots) : void {
remove(storagesInt[key]);
}
}