package uts.sdk.modules.masCodeScan

import java.util.concurrent.ConcurrentLinkedQueue

/**
 * 连续扫码命中总线：Activity 入队，index.uts 轮询出队并触发 success。
 */
object CodeScanHitBus {
    private val queue = ConcurrentLinkedQueue<Array<String>>()

    @JvmStatic
    fun detach() {
        queue.clear()
    }

    @JvmStatic
    fun emitHit(content: String, format: String, fromAlbum: Boolean) {
        queue.offer(
            arrayOf(
                content,
                format,
                if (fromAlbum) "1" else "0"
            )
        )
    }

    /** 取出一条命中：[content, format, fromAlbumFlag]；无数据返回 null */
    @JvmStatic
    fun pollHit(): Array<String>? {
        return queue.poll()
    }
}