desc:时间步长

app/src/main/java/com/yinuo/safetywatcher/TestUtils.kt

@@ -45,17 +45,21 @@ object TestUtils {
 
             val gasDao = DBUtils.gasDao()
             val gases = mutableListOf<Gas>()
-            gases.add(Gas(timeMillis - 90 * 1000, "CO", 1.0))
-            gases.add(Gas(timeMillis - 90 * 1000, "O2", 1.0))
-            gases.add(Gas(timeMillis - 90 * 1000, "CO2", 1.0))
+            gases.add(Gas(timeMillis - 90 * 1000, "CO", 5.0))
+            gases.add(Gas(timeMillis - 90 * 1000, "O2", 5.0))
+            gases.add(Gas(timeMillis - 90 * 1000, "CO2", 5.0))
 
-            gases.add(Gas(timeMillis - 60 * 1000, "CO2", 1.0))
-            gases.add(Gas(timeMillis - 60 * 1000, "CO", 1.0))
-            gases.add(Gas(timeMillis - 60 * 1000, "O2", 1.0))
+            gases.add(Gas(timeMillis - 60 * 1000, "CO2", 4.0))
+            gases.add(Gas(timeMillis - 60 * 1000, "CO", 4.0))
+            gases.add(Gas(timeMillis - 60 * 1000, "O2", 4.0))
 
-            gases.add(Gas(timeMillis - 30 * 1000, "O2", 1.0))
-            gases.add(Gas(timeMillis - 30 * 1000, "CO", 1.0))
-            gases.add(Gas(timeMillis - 30 * 1000, "CO2", 1.0))
+            gases.add(Gas(timeMillis - 30 * 1000, "O2", 3.0))
+            gases.add(Gas(timeMillis - 30 * 1000, "CO", 3.0))
+            gases.add(Gas(timeMillis - 30 * 1000, "CO2", 3.0))
+
+            gases.add(Gas(timeMillis - 15_000, "CO", 2.0))
+            gases.add(Gas(timeMillis - 15_000, "CO2", 2.0))
+            gases.add(Gas(timeMillis - 15_000, "O2", 2.0))
 
             gases.add(Gas(timeMillis, "CO", 1.0))
             gases.add(Gas(timeMillis, "CO2", 1.0))

app/src/main/java/com/yinuo/safetywatcher/watcher/ui/QueryDataActivity.kt

@@ -5,18 +5,17 @@ import android.view.View
 import androidx.activity.result.contract.ActivityResultContracts
 import androidx.lifecycle.lifecycleScope
 import androidx.recyclerview.widget.LinearLayoutManager
+import com.common.commonlib.db.DBUtils
+import com.common.commonlib.db.entity.Gas
 import com.yinuo.safetywatcher.R
 import com.yinuo.safetywatcher.TestUtils
 import com.yinuo.safetywatcher.databinding.ActivityQueryDataBinding
-import com.yinuo.safetywatcher.watcher.ui.adapter.HistoryDataAdapter
 import com.yinuo.safetywatcher.watcher.base.BaseActivity
 import com.yinuo.safetywatcher.watcher.constant.DEFAULT_QUERY_TIME_INTERVAL
 import com.yinuo.safetywatcher.watcher.constant.TimeStep
-import com.common.commonlib.db.DBUtils
-import com.common.commonlib.db.entity.Gas
-import com.yinuo.safetywatcher.watcher.utils.DateUtils
+import com.yinuo.safetywatcher.watcher.ui.adapter.HistoryDataAdapter
 import com.yinuo.safetywatcher.watcher.ui.view.CommonTopBar
-import com.yinuo.safetywatcher.watcher.ui.view.CommonDialog
+import com.yinuo.safetywatcher.watcher.utils.DateUtils
 import kotlinx.coroutines.Dispatchers
 import kotlinx.coroutines.launch
 
@@ -111,29 +110,17 @@ class QueryDataActivity : BaseActivity() {
 
     private fun queryData() {
         lifecycleScope.launch {
-            // 根据步长，多个数据合一。合一步长
-            val step = when (timeStep) {
-                TimeStep.SECOND_30 -> 1
-                TimeStep.MINUTE_1 -> 2
-                TimeStep.MINUTE_3 -> 6
-                TimeStep.MINUTE_5 -> 10
+            // 根据步长，多个数据合一。间隔时长
+            val intervalMs = when (timeStep) {
+                TimeStep.SECOND_30 -> 30_000
+                TimeStep.MINUTE_1 -> 60_000
+                TimeStep.MINUTE_3 -> 180_000
+                TimeStep.MINUTE_5 -> 300_000
                 else -> 1
             }
             // 全量数据
             val gasDao = DBUtils.gasDao()
             val gasList = gasDao.getAllByTime(startTime, endTime)
-            if (step == 1) {
-                val sortList = mutableListOf<Gas>()
-                sortList.apply {
-                    addAll(gasList)
-                    sortWith { o1, o2 ->
-                        (o2.time - o1.time).toInt()
-                    }
-                }
-                launch(Dispatchers.Main) {
-                    mAdapter.setData(sortList)
-                }
-            } else {
             // 多气体，分开创建list，存储之后。 再分步
             val gasTypeDao = DBUtils.gasTypeDao()
             val gasTypes = gasTypeDao.getAll()
@@ -153,25 +140,32 @@ class QueryDataActivity : BaseActivity() {
             //根据步长分割数据填充新的列表
             gasMap.forEach { (type, list) ->
                 val newMapList = gasNewMap[type]
-                    var gasValue = 0.0
                 var startGas: Gas? = null
+                var gasValue = 0.0
+                var count = 0
                 list.forEachIndexed { index, gas ->
-                        if (index % step == 0) {
+                    if (startGas == null) {
+                        startGas = gas
+                        gasValue = 0.0
+                        count = 0
+                    }
+                    if (gas.time - startGas!!.time > intervalMs) {
                         if (gasValue != 0.0) {
-                                startGas!!.gasValue = gasValue / step
+                            startGas!!.gasValue = gasValue / count
                             newMapList?.add(startGas!!)
                         }
                         startGas = gas
                         gasValue = gas.gasValue
+                        count = 1
                     } else {
                         gasValue += gas.gasValue
+                        count++
                     }
+
                     // 最后一个特殊处理
                     if (list.size - 1 == index) {
-                            // 不能整除的时候
-                            val dev = if (list.size % step == 0) step else list.size % step
                         if (gasValue != 0.0) {
-                                startGas!!.gasValue = gasValue / dev
+                            startGas!!.gasValue = gasValue / count
                             newMapList?.add(startGas!!)
                         }
                     }
@@ -190,7 +184,6 @@ class QueryDataActivity : BaseActivity() {
             }
         }
     }
-    }
 
     private fun doExportData() {
         showLoadingDialog(R.string.export_data_tip)