Meshtastic-Android/app/src/main/java/com/geeksville/mesh/util/Extensions.kt

64 lines
2.3 KiB
Kotlin

package com.geeksville.mesh.util
import android.widget.EditText
import com.geeksville.mesh.BuildConfig
import com.geeksville.mesh.ConfigProtos
/**
* When printing strings to logs sometimes we want to print useful debugging information about users
* or positions. But we don't want to leak things like usernames or locations. So this function
* if given a string, will return a string which is a maximum of three characters long, taken from the tail
* of the string. Which should effectively hide real usernames and locations,
* but still let us see if values were zero, empty or different.
*/
val Any?.anonymize: String
get() = this.anonymize()
/**
* A version of anonymize that allows passing in a custom minimum length
*/
fun Any?.anonymize(maxLen: Int = 3) =
if (this != null) ("..." + this.toString().takeLast(maxLen)) else "null"
// A toString that makes sure all newlines are removed (for nice logging).
fun Any.toOneLineString() = this.toString().replace('\n', ' ')
fun ConfigProtos.Config.toOneLineString(): String {
val redactedFields = """(wifi_psk:|public_key:|private_key:|admin_key:)\s*".*"""
return this.toString()
.replace(redactedFields.toRegex()) { "${it.groupValues[1]} \"[REDACTED]\"" }
.replace('\n', ' ')
}
// Return a one line string version of an object (but if a release build, just say 'might be PII)
fun Any.toPIIString() =
if (!BuildConfig.DEBUG) {
"<PII?>"
} else {
this.toOneLineString()
}
fun ByteArray.toHexString() = joinToString("") { "%02x".format(it) }
fun formatAgo(lastSeenUnix: Int, currentTimeMillis: Long = System.currentTimeMillis()): String {
val currentTime = (currentTimeMillis / 1000).toInt()
val diffMin = (currentTime - lastSeenUnix) / 60
return when {
diffMin < 1 -> "now"
diffMin < 60 -> diffMin.toString() + " min"
diffMin < 2880 -> (diffMin / 60).toString() + " h"
diffMin < 1440000 -> (diffMin / (60 * 24)).toString() + " d"
else -> "?"
}
}
// Allows usage like email.onEditorAction(EditorInfo.IME_ACTION_NEXT, { confirm() })
fun EditText.onEditorAction(actionId: Int, func: () -> Unit) {
setOnEditorActionListener { _, receivedActionId, _ ->
if (actionId == receivedActionId) {
func()
}
true
}
}