contacts-picker.kt

if (result.resultCode == Activity.RESULT_OK && result.data != null) {
    val uriList = mutableListOf<Uri>()
    if (result.data?.clipData != null) {
        for (i in 0 until result.data?.clipData?.itemCount!!) {
            uriList.add(result.data?.clipData?.getItemAt(i)?.uri!!)
        }
    } else {
        uriList.add(result.data?.data!!)
    }

    Log.i("ContactsManager", "contactUri: $uriList")

    if (uriList.isEmpty()) {
        val ret = JSObject()
        ret.put("error", "No contacts were picked")
        ret.put("data", "")
        invoke.resolve(ret)
        return
    }

    val queryFields = arrayOf(
        ContactsContract.Contacts._ID,
        ContactsContract.Contacts.DISPLAY_NAME,
        ContactsContract.Contacts.HAS_PHONE_NUMBER
    )
    val selection = String.format("%s > 0", ContactsContract.Contacts.HAS_PHONE_NUMBER)

    val contacts: MutableList<JSObject> = ArrayList()

    for (uri in uriList) {
        val cursor = activity.contentResolver
            .query(uri, queryFields, selection, null, null)
        try {
            if (cursor == null) {
                val ret = JSObject()
                ret.put("error", "No contacts were picked")
                ret.put("data", "")
                invoke.resolve(ret)
                return
            }

            Log.i("ContactsManager", "contacts: $contacts")
            while (cursor.moveToNext()) {
                val idIndex = cursor.getColumnIndex(ContactsContract.Contacts._ID)
                val contactId = cursor.getString(idIndex)

                val phoneCursor: Cursor = activity.managedQuery(
                    ContactsContract.CommonDataKinds.Phone.CONTENT_URI,
                    null,
                    ContactsContract.CommonDataKinds.Phone.CONTACT_ID + " = " + contactId,
                    null,
                    null
                )

                while (phoneCursor.moveToNext()) {
                    val phone = phoneCursor.getString(
                        phoneCursor
                            .getColumnIndexOrThrow(ContactsContract.CommonDataKinds.Phone.NUMBER)
                    )
                    Log.i("ContactsManager", "phone: $phone")
                    val contact = JSObject()
                    contact.put("name", cursor.getString(1))
                    contact.put("tel", phone)
                    contacts.add(contact)
                }
                Log.i("ContactsManager", "name: $contactId")
            }
        } catch (e: Exception) {
            Log.e("ContactsManager", "Error: ${e.message}", e)
            val ret = JSObject()
            ret.put("error", "An error occurred while fetching contacts: ${e.message}")
            ret.put("data", "")
            invoke.resolve(ret)
            return
        } finally {
            cursor!!.close()
        }
    }

    val ret = JSObject()
    ret.put("error", "")
    ret.put("data", contacts)
    invoke.resolve(ret)
    return
}