feat: handle empty rows

refactor: ignore spaces in row
feat: start read file again if got to the end of file
2026-03-03 17:05:53 +00:00 · 2026-03-03 15:17:25 +00:00 · 2026-03-03 15:11:38 +00:00 · 2026-03-03 14:59:46 +00:00 · 2026-03-03 14:55:44 +00:00 · 2026-03-03 14:36:56 +00:00
27 changed files with 2386 additions and 112 deletions
--- a/.gitignore
+++ b/.gitignore
@@ -0,0 +1,4 @@
+agent/docker/mosquitto/data/
+agent/docker/mosquitto/log/
+
+.idea/
--- a/.idea/.gitignore
+++ b/.idea/.gitignore
@@ -0,0 +1,3 @@
+# Default ignored files
+/shelf/
+/workspace.xml
--- a/.idea/IoT-Systems.iml
+++ b/.idea/IoT-Systems.iml
@@ -0,0 +1,15 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<module type="PYTHON_MODULE" version="4">
+  <component name="NewModuleRootManager">
+    <content url="file://$MODULE_DIR$">
+      <sourceFolder url="file://$MODULE_DIR$/store" isTestSource="false" />
+      <excludeFolder url="file://$MODULE_DIR$/.venv" />
+    </content>
+    <orderEntry type="jdk" jdkName="Python 3.12 (IoT-Systems)" jdkType="Python SDK" />
+    <orderEntry type="sourceFolder" forTests="false" />
+  </component>
+  <component name="PyDocumentationSettings">
+    <option name="format" value="PLAIN" />
+    <option name="myDocStringFormat" value="Plain" />
+  </component>
+</module>
--- a/.idea/dbnavigator.xml
+++ b/.idea/dbnavigator.xml
@@ -0,0 +1,425 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<project version="4">
+  <component name="DBNavigator.Project.DDLFileAttachmentManager">
+    <mappings />
+    <preferences />
+  </component>
+  <component name="DBNavigator.Project.DatabaseAssistantManager">
+    <assistants />
+  </component>
+  <component name="DBNavigator.Project.DatabaseFileManager">
+    <open-files />
+  </component>
+  <component name="DBNavigator.Project.Settings">
+    <connections />
+    <browser-settings>
+      <general>
+        <display-mode value="TABBED" />
+        <navigation-history-size value="100" />
+        <show-object-details value="false" />
+        <enable-sticky-paths value="true" />
+      </general>
+      <filters>
+        <object-type-filter>
+          <object-type name="SCHEMA" enabled="true" />
+          <object-type name="USER" enabled="true" />
+          <object-type name="ROLE" enabled="true" />
+          <object-type name="PRIVILEGE" enabled="true" />
+          <object-type name="CHARSET" enabled="true" />
+          <object-type name="TABLE" enabled="true" />
+          <object-type name="VIEW" enabled="true" />
+          <object-type name="MATERIALIZED_VIEW" enabled="true" />
+          <object-type name="NESTED_TABLE" enabled="true" />
+          <object-type name="COLUMN" enabled="true" />
+          <object-type name="INDEX" enabled="true" />
+          <object-type name="CONSTRAINT" enabled="true" />
+          <object-type name="DATASET_TRIGGER" enabled="true" />
+          <object-type name="DATABASE_TRIGGER" enabled="true" />
+          <object-type name="SYNONYM" enabled="true" />
+          <object-type name="SEQUENCE" enabled="true" />
+          <object-type name="PROCEDURE" enabled="true" />
+          <object-type name="FUNCTION" enabled="true" />
+          <object-type name="PACKAGE" enabled="true" />
+          <object-type name="TYPE" enabled="true" />
+          <object-type name="TYPE_ATTRIBUTE" enabled="true" />
+          <object-type name="ARGUMENT" enabled="true" />
+          <object-type name="JAVA_CLASS" enabled="true" />
+          <object-type name="JAVA_INNER_CLASS" enabled="true" />
+          <object-type name="JAVA_FIELD" enabled="true" />
+          <object-type name="JAVA_METHOD" enabled="true" />
+          <object-type name="DIMENSION" enabled="true" />
+          <object-type name="CLUSTER" enabled="true" />
+          <object-type name="DBLINK" enabled="true" />
+          <object-type name="CREDENTIAL" enabled="true" />
+          <object-type name="AI_PROFILE" enabled="true" />
+        </object-type-filter>
+      </filters>
+      <sorting>
+        <object-type name="COLUMN" sorting-type="NAME" />
+        <object-type name="FUNCTION" sorting-type="NAME" />
+        <object-type name="PROCEDURE" sorting-type="NAME" />
+        <object-type name="ARGUMENT" sorting-type="POSITION" />
+        <object-type name="TYPE ATTRIBUTE" sorting-type="POSITION" />
+      </sorting>
+      <default-editors>
+        <object-type name="VIEW" editor-type="SELECTION" />
+        <object-type name="PACKAGE" editor-type="SELECTION" />
+        <object-type name="TYPE" editor-type="SELECTION" />
+      </default-editors>
+    </browser-settings>
+    <navigation-settings>
+      <lookup-filters>
+        <lookup-objects>
+          <object-type name="SCHEMA" enabled="true" />
+          <object-type name="USER" enabled="false" />
+          <object-type name="ROLE" enabled="false" />
+          <object-type name="PRIVILEGE" enabled="false" />
+          <object-type name="CHARSET" enabled="false" />
+          <object-type name="TABLE" enabled="true" />
+          <object-type name="VIEW" enabled="true" />
+          <object-type name="MATERIALIZED VIEW" enabled="true" />
+          <object-type name="INDEX" enabled="true" />
+          <object-type name="CONSTRAINT" enabled="true" />
+          <object-type name="DATASET TRIGGER" enabled="true" />
+          <object-type name="DATABASE TRIGGER" enabled="true" />
+          <object-type name="SYNONYM" enabled="false" />
+          <object-type name="SEQUENCE" enabled="true" />
+          <object-type name="PROCEDURE" enabled="true" />
+          <object-type name="FUNCTION" enabled="true" />
+          <object-type name="PACKAGE" enabled="true" />
+          <object-type name="TYPE" enabled="true" />
+          <object-type name="JAVA CLASS" enabled="true" />
+          <object-type name="INNER CLASS" enabled="true" />
+          <object-type name="JAVA FIELD" enabled="true" />
+          <object-type name="JAVA METHOD" enabled="true" />
+          <object-type name="JAVA PARAMETER" enabled="true" />
+          <object-type name="DIMENSION" enabled="false" />
+          <object-type name="CLUSTER" enabled="false" />
+          <object-type name="DBLINK" enabled="false" />
+          <object-type name="CREDENTIAL" enabled="false" />
+        </lookup-objects>
+        <force-database-load value="false" />
+        <prompt-connection-selection value="true" />
+        <prompt-schema-selection value="true" />
+      </lookup-filters>
+    </navigation-settings>
+    <dataset-grid-settings>
+      <general>
+        <enable-zooming value="true" />
+        <enable-column-tooltip value="true" />
+      </general>
+      <sorting>
+        <nulls-first value="true" />
+        <max-sorting-columns value="4" />
+      </sorting>
+      <audit-columns>
+        <column-names value="" />
+        <visible value="true" />
+        <editable value="false" />
+      </audit-columns>
+    </dataset-grid-settings>
+    <dataset-editor-settings>
+      <text-editor-popup>
+        <active value="false" />
+        <active-if-empty value="false" />
+        <data-length-threshold value="100" />
+        <popup-delay value="1000" />
+      </text-editor-popup>
+      <values-actions-popup>
+        <show-popup-button value="true" />
+        <element-count-threshold value="1000" />
+        <data-length-threshold value="250" />
+      </values-actions-popup>
+      <general>
+        <fetch-block-size value="100" />
+        <fetch-timeout value="30" />
+        <trim-whitespaces value="true" />
+        <convert-empty-strings-to-null value="true" />
+        <select-content-on-cell-edit value="true" />
+        <large-value-preview-active value="true" />
+      </general>
+      <filters>
+        <prompt-filter-dialog value="true" />
+        <default-filter-type value="BASIC" />
+      </filters>
+      <qualified-text-editor text-length-threshold="300">
+        <content-types>
+          <content-type name="Text" enabled="true" />
+          <content-type name="Properties" enabled="true" />
+          <content-type name="XML" enabled="true" />
+          <content-type name="DTD" enabled="true" />
+          <content-type name="HTML" enabled="true" />
+          <content-type name="XHTML" enabled="true" />
+          <content-type name="SQL" enabled="true" />
+          <content-type name="PL/SQL" enabled="true" />
+          <content-type name="JSON" enabled="true" />
+          <content-type name="JSON5" enabled="true" />
+          <content-type name="YAML" enabled="true" />
+        </content-types>
+      </qualified-text-editor>
+      <record-navigation>
+        <navigation-target value="VIEWER" />
+      </record-navigation>
+    </dataset-editor-settings>
+    <code-editor-settings>
+      <general>
+        <show-object-navigation-gutter value="false" />
+        <show-spec-declaration-navigation-gutter value="true" />
+        <enable-spellchecking value="true" />
+        <enable-reference-spellchecking value="false" />
+      </general>
+      <confirmations>
+        <save-changes value="false" />
+        <revert-changes value="true" />
+        <exit-on-changes value="ASK" />
+      </confirmations>
+    </code-editor-settings>
+    <code-completion-settings>
+      <filters>
+        <basic-filter>
+          <filter-element type="RESERVED_WORD" id="keyword" selected="true" />
+          <filter-element type="RESERVED_WORD" id="function" selected="true" />
+          <filter-element type="RESERVED_WORD" id="parameter" selected="true" />
+          <filter-element type="RESERVED_WORD" id="datatype" selected="true" />
+          <filter-element type="RESERVED_WORD" id="exception" selected="true" />
+          <filter-element type="OBJECT" id="schema" selected="true" />
+          <filter-element type="OBJECT" id="role" selected="true" />
+          <filter-element type="OBJECT" id="user" selected="true" />
+          <filter-element type="OBJECT" id="privilege" selected="true" />
+          <user-schema>
+            <filter-element type="OBJECT" id="table" selected="true" />
+            <filter-element type="OBJECT" id="view" selected="true" />
+            <filter-element type="OBJECT" id="materialized view" selected="true" />
+            <filter-element type="OBJECT" id="index" selected="true" />
+            <filter-element type="OBJECT" id="constraint" selected="true" />
+            <filter-element type="OBJECT" id="trigger" selected="true" />
+            <filter-element type="OBJECT" id="synonym" selected="false" />
+            <filter-element type="OBJECT" id="sequence" selected="true" />
+            <filter-element type="OBJECT" id="procedure" selected="true" />
+            <filter-element type="OBJECT" id="function" selected="true" />
+            <filter-element type="OBJECT" id="package" selected="true" />
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+            <filter-element type="OBJECT" id="dimension" selected="true" />
+            <filter-element type="OBJECT" id="cluster" selected="true" />
+            <filter-element type="OBJECT" id="dblink" selected="true" />
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+            <filter-element type="OBJECT" id="table" selected="false" />
+            <filter-element type="OBJECT" id="view" selected="false" />
+            <filter-element type="OBJECT" id="materialized view" selected="false" />
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+            <filter-element type="OBJECT" id="procedure" selected="false" />
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+            <filter-element type="OBJECT" id="package" selected="false" />
+            <filter-element type="OBJECT" id="type" selected="false" />
+            <filter-element type="OBJECT" id="dimension" selected="false" />
+            <filter-element type="OBJECT" id="cluster" selected="false" />
+            <filter-element type="OBJECT" id="dblink" selected="false" />
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+          <any-schema>
+            <filter-element type="OBJECT" id="table" selected="true" />
+            <filter-element type="OBJECT" id="view" selected="true" />
+            <filter-element type="OBJECT" id="materialized view" selected="true" />
+            <filter-element type="OBJECT" id="index" selected="true" />
+            <filter-element type="OBJECT" id="constraint" selected="true" />
+            <filter-element type="OBJECT" id="trigger" selected="true" />
+            <filter-element type="OBJECT" id="synonym" selected="true" />
+            <filter-element type="OBJECT" id="sequence" selected="true" />
+            <filter-element type="OBJECT" id="procedure" selected="true" />
+            <filter-element type="OBJECT" id="function" selected="true" />
+            <filter-element type="OBJECT" id="package" selected="true" />
+            <filter-element type="OBJECT" id="type" selected="true" />
+            <filter-element type="OBJECT" id="dimension" selected="true" />
+            <filter-element type="OBJECT" id="cluster" selected="true" />
+            <filter-element type="OBJECT" id="dblink" selected="true" />
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+        <extended-filter>
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+          <filter-element type="RESERVED_WORD" id="function" selected="true" />
+          <filter-element type="RESERVED_WORD" id="parameter" selected="true" />
+          <filter-element type="RESERVED_WORD" id="datatype" selected="true" />
+          <filter-element type="RESERVED_WORD" id="exception" selected="true" />
+          <filter-element type="OBJECT" id="schema" selected="true" />
+          <filter-element type="OBJECT" id="user" selected="true" />
+          <filter-element type="OBJECT" id="role" selected="true" />
+          <filter-element type="OBJECT" id="privilege" selected="true" />
+          <user-schema>
+            <filter-element type="OBJECT" id="table" selected="true" />
+            <filter-element type="OBJECT" id="view" selected="true" />
+            <filter-element type="OBJECT" id="materialized view" selected="true" />
+            <filter-element type="OBJECT" id="index" selected="true" />
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+            <filter-element type="OBJECT" id="trigger" selected="true" />
+            <filter-element type="OBJECT" id="synonym" selected="true" />
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+            <filter-element type="OBJECT" id="package" selected="true" />
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+            <filter-element type="OBJECT" id="dblink" selected="true" />
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+            <filter-element type="OBJECT" id="view" selected="true" />
+            <filter-element type="OBJECT" id="materialized view" selected="true" />
+            <filter-element type="OBJECT" id="index" selected="true" />
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+            <filter-element type="OBJECT" id="trigger" selected="true" />
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+            <filter-element type="OBJECT" id="view" selected="true" />
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+            <filter-element type="OBJECT" id="index" selected="true" />
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+            <filter-element type="OBJECT" id="trigger" selected="true" />
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+            <filter-element type="OBJECT" id="dblink" selected="true" />
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+        <sorting-element type="RESERVED_WORD" id="datatype" />
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+        <sorting-element type="OBJECT" id="sequence" />
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+          <on-autocommit-toggle value="ASK" />
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+          <on-rollback value="ASK" />
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--- a/.idea/inspectionProfiles/Project_Default.xml
+++ b/.idea/inspectionProfiles/Project_Default.xml
@@ -0,0 +1,16 @@
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+            <item index="1" class="java.lang.String" itemvalue="python-telegram-bot" />
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--- a/.idea/inspectionProfiles/profiles_settings.xml
+++ b/.idea/inspectionProfiles/profiles_settings.xml
@@ -0,0 +1,6 @@
+<component name="InspectionProjectProfileManager">
+  <settings>
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--- a/.idea/misc.xml
+++ b/.idea/misc.xml
@@ -0,0 +1,7 @@
+<?xml version="1.0" encoding="UTF-8"?>
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--- a/.idea/modules.xml
+++ b/.idea/modules.xml
@@ -0,0 +1,8 @@
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+  <component name="ProjectModuleManager">
+    <modules>
+      <module fileurl="file://$PROJECT_DIR$/.idea/IoT-Systems.iml" filepath="$PROJECT_DIR$/.idea/IoT-Systems.iml" />
+    </modules>
+  </component>
+</project>
--- a/.idea/vcs.xml
+++ b/.idea/vcs.xml
@@ -0,0 +1,6 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<project version="4">
+  <component name="VcsDirectoryMappings">
+    <mapping directory="$PROJECT_DIR$" vcs="Git" />
+  </component>
+</project>
--- a/MapView/data.csv
+++ b/MapView/data.csv
--- a/MapView/domain/accelerometer.py
+++ b/MapView/domain/accelerometer.py
@@ -0,0 +1,7 @@
+from dataclasses import dataclass
+
+@dataclass
+class Accelerometer:
+  x: int
+  y: int
+  z: int
--- a/MapView/fileReader.py
+++ b/MapView/fileReader.py
@@ -0,0 +1,50 @@
+from csv import reader
+import config
+from domain.accelerometer import Accelerometer
+
+
+
+class FileReader:
+    def __init__(
+        self, data_filename: str,
+    ) -> None:
+        self.file_path = data_filename
+        pass
+
+    def read(self):
+        return self.getNextValue()
+
+    def startReading(self, *args, **kwargs):
+        self.file = open(self.file_path, newline='')
+        self.file_reader = reader(self.file, skipinitialspace=True)
+        file_header = next(self.file_reader)
+        
+        self.x_idx = file_header.index('X')
+        self.y_idx = file_header.index('Y')
+        self.z_idx = file_header.index('Z')
+
+    def getNextValue(self):
+        while True:
+            row = next(self.file_reader, None)
+            if row is None:
+                self._rewind_file()
+                continue
+            try:
+                x = int(row[self.x_idx])
+                y = int(row[self.y_idx])
+                z = int(row[self.z_idx])
+                return Accelerometer(x=x, y=y, z=z)
+            except Exception as e:
+                continue
+        
+    def _rewind_file(self):
+        self.file.seek(0)
+        self.file_reader = reader(self.file)
+        next(self.file_reader)
+        
+    def stopReading(self, *args, **kwargs):
+        if self.file:
+            self.file.close()
+        self.file_reader = None
+        
+
--- a/agent/src/init.py
+++ b/agent/src/init.py
--- a/agent/src/data/parking.csv
+++ b/agent/src/data/parking.csv
@@ -0,0 +1,22 @@
+longitude,latitude,empty_count
+50.450386085935094,30.524547100067142,10
+50.450386085935094,30.524547100067142,11
+50.450386085935094,30.524547100067142,13
+50.450386085935094,30.524547100067142,15
+50.450386085935094,30.524547100067142,7
+50.450386085935094,30.524547100067142,9
+50.450386085935094,30.524547100067142,4
+50.450386085935094,30.524547100067142,0
+50.450386085935094,30.524547100067142,0
+50.450386085935094,30.524547100067142,3
+50.450386085935094,30.524547100067142,4
+50.450069433207545,30.52406822530458,16
+50.450069433207545,30.52406822530458,20
+50.450069433207545,30.52406822530458,25
+50.450069433207545,30.52406822530458,30
+50.450069433207545,30.52406822530458,29
+50.450069433207545,30.52406822530458,12
+50.450069433207545,30.52406822530458,10
+50.450069433207545,30.52406822530458,14
+50.450069433207545,30.52406822530458,3
+50.450069433207545,30.52406822530458,2
--- a/agent/src/domain/aggregated_data.py
+++ b/agent/src/domain/aggregated_data.py
@@ -1,13 +1,16 @@
 from dataclasses import dataclass

 from datetime import datetime
+
 from domain.accelerometer import Accelerometer
 from domain.gps import Gps
+from domain.parking import Parking


@dataclass
 class AggregatedData:
    accelerometer: Accelerometer
    gps: Gps
+    parking: Parking
    timestamp: datetime
    user_id: int
--- a/agent/src/domain/parking.py
+++ b/agent/src/domain/parking.py
@@ -0,0 +1,9 @@
+from dataclasses import dataclass
+
+from domain.gps import Gps
+
+
+@dataclass
+class Parking:
+    empty_count: int
+    gps: Gps
--- a/agent/src/file_datasource.py
+++ b/agent/src/file_datasource.py
@@ -1,5 +1,10 @@
-from csv import reader
+import csv
+import time
 from datetime import datetime
+from pathlib import Path
+from typing import Optional, List
+
+from domain.parking import Parking
 from domain.accelerometer import Accelerometer
 from domain.gps import Gps
 from domain.aggregated_data import AggregatedData
@@ -7,24 +12,185 @@ import config


 class FileDatasource:
-    def __init__(
-        self,
-        accelerometer_filename: str,
-        gps_filename: str,
-    ) -> None:
-        pass

-    def read(self) -> AggregatedData:
-        """Метод повертає дані отримані з датчиків"""
-        return AggregatedData(
-            Accelerometer(1, 2, 3),
-            Gps(4, 5),
-            datetime.now(),
-            config.USER_ID,
-        )
+    def __init__(
+            self,
+            accelerometer_filename: str,
+            gps_filename: str,
+            park_filename: str,
+    ) -> None:
+
+        self.accelerometer_filename = accelerometer_filename
+        self.park_filename = park_filename
+        self.gps_filename = gps_filename
+
+        self._park_f = None
+        self._acc_f = None
+        self._gps_f = None
+
+        self._park_reader: Optional[csv.reader] = None
+        self._acc_reader: Optional[csv.reader] = None
+        self._gps_reader: Optional[csv.reader] = None
+
+        self._started = False

    def startReading(self, *args, **kwargs):
-        """Метод повинен викликатись перед початком читання даних"""
+        """Must be called before read()"""
+        if self._started:
+            return
+
+        if not Path(self.accelerometer_filename).exists():
+            raise FileNotFoundError(f"Accelerometer file not found: {self.accelerometer_filename}")
+        if not Path(self.park_filename).exists():
+            raise FileNotFoundError(f"Accelerometer file not found: {self.park_filename}")
+        if not Path(self.gps_filename).exists():
+            raise FileNotFoundError(f"GPS file not found: {self.gps_filename}")
+
+        self._open_files()
+        self._started = True

    def stopReading(self, *args, **kwargs):
-        """Метод повинен викликатись для закінчення читання даних"""
+        """Must be called when finishing reading"""
+        self._close_files()
+        self._started = False
+
+    def read(self) -> AggregatedData:
+        """Return one combined sample (acc + gps)."""
+        if not self._started:
+            raise RuntimeError("Datasource is not started. Call startReading() before read().")
+
+        acc_row = self._get_next_row(self._acc_reader, source="acc")
+        park_row = self._get_next_row(self._park_reader, source="park")
+        gps_row = self._get_next_row(self._gps_reader, source="gps")
+
+        acc = self._parse_acc(acc_row)
+        park = self._parse_park(park_row)
+        gps = self._parse_gps(gps_row)
+
+        # IMPORTANT: timing belongs to datasource (not MQTT / main.py)
+        if config.DELAY and config.DELAY > 0:
+            time.sleep(float(config.DELAY))
+
+        return AggregatedData(
+            accelerometer=acc,
+            gps=gps,
+            parking=park,
+            timestamp=datetime.utcnow(),
+            user_id=config.USER_ID,
+        )
+
+    # ---------------- internal ----------------
+
+    def _open_files(self) -> None:
+        self._close_files()
+
+        self._acc_f = open(self.accelerometer_filename, "r", newline="", encoding="utf-8")
+        self._park_f = open(self.park_filename, "r", newline="", encoding="utf-8")
+        self._gps_f = open(self.gps_filename, "r", newline="", encoding="utf-8")
+
+        self._acc_reader = csv.reader(self._acc_f, skipinitialspace=True)
+        self._park_reader = csv.reader(self._park_f, skipinitialspace=True)
+        self._gps_reader = csv.reader(self._gps_f, skipinitialspace=True)
+
+        # File pointer is already at 0 right after open(), so no need to rewind here.
+        # Skip header row once.
+        next(self._acc_reader, None)
+        next(self._park_reader, None)
+        next(self._gps_reader, None)
+
+    def _close_files(self) -> None:
+        for f in (self._acc_f, self._gps_f):
+            try:
+                if f is not None:
+                    f.close()
+            except Exception:
+                pass
+
+        self._acc_f = None
+        self._park_f = None
+        self._gps_f = None
+        self._acc_reader = None
+        self._park_reader = None
+        self._gps_reader = None
+
+    def _rewind_acc(self) -> None:
+        if self._acc_f is None:
+            raise RuntimeError("Accelerometer file is not open.")
+        self._acc_f.seek(0)
+        self._acc_reader = csv.reader(self._acc_f, skipinitialspace=True)
+        next(self._acc_reader, None)  # skip header row
+
+    def _rewind_gps(self) -> None:
+        if self._gps_f is None:
+            raise RuntimeError("GPS file is not open.")
+        self._gps_f.seek(0)
+        self._gps_reader = csv.reader(self._gps_f, skipinitialspace=True)
+        next(self._gps_reader, None)  # skip header row
+
+    def _rewind_park(self) -> None:
+        if self._park_f is None:
+            raise RuntimeError("GPS file is not open.")
+        self._park_f.seek(0)
+        self._park_reader = csv.reader(self._park_f, skipinitialspace=True)
+        next(self._park_reader, None)  # skip header row
+
+    def _get_next_row(self, reader, source: str) -> List[str]:
+        """Get the next valid row from the reader."""
+        if reader is None:
+            raise RuntimeError("Reader is not initialized.")
+
+        while True:
+            row = next(reader, None)
+            if row is None:
+                # EOF -> rewind & continue
+                if source == "acc":
+                    self._rewind_acc()
+                    reader = self._acc_reader
+
+                elif source == 'park':
+                    self._rewind_park()
+                    reader = self._park_reader
+                else:
+                    self._rewind_gps()
+                    reader = self._gps_reader
+                continue
+
+            if not row or not any(cell.strip() for cell in row):
+                continue
+
+            return row
+
+    @staticmethod
+    def _parse_acc(row: List[str]) -> Accelerometer:
+        if len(row) < 3:
+            raise ValueError(f"Accelerometer row must have 3 values (x,y,z). Got: {row}")
+
+        try:
+            x = int(row[0])
+            y = int(row[1])
+            z = int(row[2])
+        except ValueError as e:
+            raise ValueError(f"Invalid accelerometer values (expected integers): {row}") from e
+
+        return Accelerometer(x=x, y=y, z=z)
+
+    @staticmethod
+    def _parse_gps(row: List[str]) -> Gps:
+        if len(row) < 2:
+            raise ValueError(f"GPS row must have 2 values (longitude,latitude). Got: {row}")
+        lon = float(row[0])
+        lat = float(row[1])
+        return Gps(longitude=lon, latitude=lat)
+
+    @staticmethod
+    def _parse_park(row: List[str]) -> Parking:
+        if len(row) < 2:
+            raise ValueError(f"GPS row must have 2 values (longitude,latitude). Got: {row}")
+        lon = float(row[0])
+        lat = float(row[1])
+        empty_count = int(row[2])
+
+        return Parking(
+            gps=Gps(longitude=lon, latitude=lat),
+            empty_count=empty_count
+        )
--- a/agent/src/main.py
+++ b/agent/src/main.py
@@ -1,6 +1,4 @@
 from paho.mqtt import client as mqtt_client
-import json
-import time
 from schema.aggregated_data_schema import AggregatedDataSchema
 from file_datasource import FileDatasource
 import config
@@ -24,19 +22,14 @@ def connect_mqtt(broker, port):
    return client


-def publish(client, topic, datasource, delay):
+def publish(client, topic, datasource):
    datasource.startReading()
    while True:
-        time.sleep(delay)
        data = datasource.read()
        msg = AggregatedDataSchema().dumps(data)
        result = client.publish(topic, msg)
-        # result: [0, 1]
        status = result[0]
-        if status == 0:
-            pass
-            # print(f"Send `{msg}` to topic `{topic}`")
-        else:
+        if status != 0:
            print(f"Failed to send message to topic {topic}")


@@ -44,9 +37,9 @@ def run():
    # Prepare mqtt client
    client = connect_mqtt(config.MQTT_BROKER_HOST, config.MQTT_BROKER_PORT)
    # Prepare datasource
-    datasource = FileDatasource("data/data.csv", "data/gps_data.csv")
+    datasource = FileDatasource("data/accelerometer.csv", "data/gps.csv", "data/parking.csv")
    # Infinity publish data
-    publish(client, config.MQTT_TOPIC, datasource, config.DELAY)
+    publish(client, config.MQTT_TOPIC, datasource)


 if __name__ == "__main__":
--- a/agent/src/schema/aggregated_data_schema.py
+++ b/agent/src/schema/aggregated_data_schema.py
@@ -1,10 +1,12 @@
 from marshmallow import Schema, fields
 from schema.accelerometer_schema import AccelerometerSchema
 from schema.gps_schema import GpsSchema
+from schema.parking_schema import ParkingSchema


 class AggregatedDataSchema(Schema):
    accelerometer = fields.Nested(AccelerometerSchema)
    gps = fields.Nested(GpsSchema)
+    parking = fields.Nested(ParkingSchema)
    timestamp = fields.DateTime("iso")
    user_id = fields.Int()
--- a/agent/src/schema/parking_schema.py
+++ b/agent/src/schema/parking_schema.py
@@ -0,0 +1,8 @@
+from marshmallow import Schema, fields
+
+from schema.gps_schema import GpsSchema
+
+
+class ParkingSchema(Schema):
+    gps = fields.Nested(GpsSchema)
+    empty_count = fields.Int()
--- a/store/.gitignore
+++ b/store/.gitignore
@@ -1,3 +1,5 @@
 venv
 __pycache__
 .idea
+
+.idea/
--- a/store/init.py
+++ b/store/init.py
--- a/store/database.py
+++ b/store/database.py
@@ -0,0 +1,15 @@
+from sqlalchemy import MetaData
+from sqlalchemy import create_engine
+from sqlalchemy.orm import sessionmaker, declarative_base
+
+from config import POSTGRES_USER, POSTGRES_PASSWORD, POSTGRES_HOST, POSTGRES_PORT, POSTGRES_DB
+
+
+DATABASE_URL = f"postgresql+psycopg2://{POSTGRES_USER}:{POSTGRES_PASSWORD}@{POSTGRES_HOST}:{POSTGRES_PORT}/{POSTGRES_DB}"
+engine = create_engine(DATABASE_URL)
+
+Base = declarative_base()
+
+metadata = MetaData()
+
+SessionLocal = sessionmaker(bind=engine)
--- a/store/docker/docker-compose.yaml
+++ b/store/docker/docker-compose.yaml
@@ -1,8 +1,7 @@
-version: "3.9"
 name: "road_vision__database"
 services:
  postgres_db:
-    image: postgres:latest
+    image: postgres:17
    container_name: postgres_db
    restart: always
    environment:
--- a/store/main.py
+++ b/store/main.py
@@ -1,10 +1,8 @@
-import asyncio
 import json
-from typing import Set, Dict, List, Any
+from typing import Set, Dict, List
 from fastapi import FastAPI, HTTPException, WebSocket, WebSocketDisconnect, Body
+from fastapi.encoders import jsonable_encoder
 from sqlalchemy import (
-    create_engine,
-    MetaData,
    Table,
    Column,
    Integer,
@@ -12,25 +10,14 @@ from sqlalchemy import (
    Float,
    DateTime,
 )
-from sqlalchemy.orm import sessionmaker
 from sqlalchemy.sql import select
-from datetime import datetime
-from pydantic import BaseModel, field_validator
-from config import (
-    POSTGRES_HOST,
-    POSTGRES_PORT,
-    POSTGRES_DB,
-    POSTGRES_USER,
-    POSTGRES_PASSWORD,
-)
+
+from database import metadata, SessionLocal
+from schemas import ProcessedAgentData, ProcessedAgentDataInDB

 # FastAPI app setup
 app = FastAPI()
-# SQLAlchemy setup
-DATABASE_URL = f"postgresql+psycopg2://{POSTGRES_USER}:{POSTGRES_PASSWORD}@{POSTGRES_HOST}:{POSTGRES_PORT}/{POSTGRES_DB}"
-engine = create_engine(DATABASE_URL)
-metadata = MetaData()
-# Define the ProcessedAgentData table
+
 processed_agent_data = Table(
    "processed_agent_data",
    metadata,
@@ -44,57 +31,6 @@ processed_agent_data = Table(
    Column("longitude", Float),
    Column("timestamp", DateTime),
 )
-SessionLocal = sessionmaker(bind=engine)
-
-
-# SQLAlchemy model
-class ProcessedAgentDataInDB(BaseModel):
-    id: int
-    road_state: str
-    user_id: int
-    x: float
-    y: float
-    z: float
-    latitude: float
-    longitude: float
-    timestamp: datetime
-
-
-# FastAPI models
-class AccelerometerData(BaseModel):
-    x: float
-    y: float
-    z: float
-
-
-class GpsData(BaseModel):
-    latitude: float
-    longitude: float
-
-
-class AgentData(BaseModel):
-    user_id: int
-    accelerometer: AccelerometerData
-    gps: GpsData
-    timestamp: datetime
-
-    @classmethod
-    @field_validator("timestamp", mode="before")
-    def check_timestamp(cls, value):
-        if isinstance(value, datetime):
-            return value
-        try:
-            return datetime.fromisoformat(value)
-        except (TypeError, ValueError):
-            raise ValueError(
-                "Invalid timestamp format. Expected ISO 8601 format (YYYY-MM-DDTHH:MM:SSZ)."
-            )
-
-
-class ProcessedAgentData(BaseModel):
-    road_state: str
-    agent_data: AgentData
-

 # WebSocket subscriptions
 subscriptions: Dict[int, Set[WebSocket]] = {}
@@ -125,10 +61,36 @@ async def send_data_to_subscribers(user_id: int, data):


@app.post("/processed_agent_data/")
-async def create_processed_agent_data(data: List[ProcessedAgentData]):
-    # Insert data to database
-    # Send data to subscribers
-    pass
+async def create_processed_agent_data(data: List[ProcessedAgentData], user_id: int = Body(..., embed=True)):
+    session = SessionLocal()
+    try:
+        created_data = [
+            {
+                "road_state": item.road_state,
+                "user_id": user_id,
+                "x": item.agent_data.accelerometer.x,
+                "y": item.agent_data.accelerometer.y,
+                "z": item.agent_data.accelerometer.z,
+                "latitude": item.agent_data.gps.latitude,
+                "longitude": item.agent_data.gps.longitude,
+                "timestamp": item.agent_data.timestamp,
+            }
+            for item in data
+        ]
+        stmt = processed_agent_data.insert().values(created_data).returning(processed_agent_data)
+        result = session.execute(stmt)
+        created_records = [dict(row._mapping) for row in result.fetchall()]
+        session.commit()
+
+        for record in created_records:
+            await send_data_to_subscribers(user_id, jsonable_encoder(record))
+        return created_records
+    except Exception as err:
+        session.rollback()
+        print(f"Database error: {err}")
+        raise HTTPException(status_code=500, detail="Internal Server Error")
+    finally:
+        session.close()


@app.get(
@@ -136,14 +98,34 @@ async def create_processed_agent_data(data: List[ProcessedAgentData]):
    response_model=ProcessedAgentDataInDB,
 )
 def read_processed_agent_data(processed_agent_data_id: int):
-    # Get data by id
-    pass
+    session = SessionLocal()
+    try:
+        stmt = select(processed_agent_data).where(
+            processed_agent_data.c.id == processed_agent_data_id
+        )
+        res = session.execute(stmt).fetchone()
+        if not res:
+            raise HTTPException(status_code=404, detail="Not found")
+
+        return dict(res._mapping)
+
+    finally:
+        session.close()


@app.get("/processed_agent_data/", response_model=list[ProcessedAgentDataInDB])
 def list_processed_agent_data():
-    # Get list of data
-    pass
+    session = SessionLocal()
+    try:
+        stmt = select(processed_agent_data)
+        res = session.execute(stmt).fetchall()
+        if not res:
+            raise HTTPException(status_code=404, detail="Not found")
+
+        return [dict(r._mapping) for r in res]
+
+    finally:
+        session.close()


@app.put(
@@ -152,7 +134,41 @@ def list_processed_agent_data():
 )
 def update_processed_agent_data(processed_agent_data_id: int, data: ProcessedAgentData):
    # Update data
-    pass
+    session = SessionLocal()
+
+    try:
+        query = select(processed_agent_data).where(
+            processed_agent_data.c.id == processed_agent_data_id
+        )
+        result = session.execute(query).fetchone()
+
+        if not result:
+            raise HTTPException(status_code=404, detail="Data not found")
+
+        update_query = (
+            processed_agent_data.update()
+            .where(processed_agent_data.c.id == processed_agent_data_id)
+            .values(
+                road_state=data.road_state,
+                user_id=data.agent_data.user_id,
+                x=data.agent_data.accelerometer.x,
+                y=data.agent_data.accelerometer.y,
+                z=data.agent_data.accelerometer.z,
+                latitude=data.agent_data.gps.latitude,
+                longitude=data.agent_data.gps.longitude,
+                timestamp=data.agent_data.timestamp,
+            )
+        )
+
+        session.execute(update_query)
+        session.commit()
+
+        updated_result = session.execute(query).fetchone()
+
+        return ProcessedAgentDataInDB(**updated_result._mapping)
+
+    finally:
+        session.close()


@app.delete(
@@ -161,8 +177,28 @@ def update_processed_agent_data(processed_agent_data_id: int, data: ProcessedAge
 )
 def delete_processed_agent_data(processed_agent_data_id: int):
    # Delete by id
-    pass
+    session = SessionLocal()

+    try:
+        query = select(processed_agent_data).where(
+            processed_agent_data.c.id == processed_agent_data_id
+        )
+        result = session.execute(query).fetchone()
+
+        if not result:
+            raise HTTPException(status_code=404, detail="Data not found")
+
+        delete_query = processed_agent_data.delete().where(
+            processed_agent_data.c.id == processed_agent_data_id
+        )
+
+        session.execute(delete_query)
+        session.commit()
+
+        return ProcessedAgentDataInDB(**result._mapping)
+
+    finally:
+        session.close()

 if __name__ == "__main__":
    import uvicorn
--- a/store/requirements.txt
+++ b/store/requirements.txt
--- a/store/schemas.py
+++ b/store/schemas.py
@@ -0,0 +1,51 @@
+from datetime import datetime
+
+from pydantic import BaseModel, field_validator
+
+
+class ProcessedAgentDataInDB(BaseModel):
+    id: int
+    road_state: str
+    user_id: int
+    x: float
+    y: float
+    z: float
+    latitude: float
+    longitude: float
+    timestamp: datetime
+
+
+# FastAPI models
+class AccelerometerData(BaseModel):
+    x: float
+    y: float
+    z: float
+
+
+class GpsData(BaseModel):
+    latitude: float
+    longitude: float
+
+
+class AgentData(BaseModel):
+    user_id: int
+    accelerometer: AccelerometerData
+    gps: GpsData
+    timestamp: datetime
+
+    @classmethod
+    @field_validator("timestamp", mode="before")
+    def check_timestamp(cls, value):
+        if isinstance(value, datetime):
+            return value
+        try:
+            return datetime.fromisoformat(value)
+        except (TypeError, ValueError):
+            raise ValueError(
+                "Invalid timestamp format. Expected ISO 8601 format (YYYY-MM-DDTHH:MM:SSZ)."
+            )
+
+
+class ProcessedAgentData(BaseModel):
+    road_state: str
+    agent_data: AgentData
Author	SHA1	Message	Date
ІМ-24 Владислав Коваленко	4a81434cb6	feat: handle empty rows	2026-03-03 17:05:53 +00:00
ІМ-24 Владислав Коваленко	a52da042ef	refactor: ignore spaces in row	2026-03-03 15:17:25 +00:00
ІМ-24 Владислав Коваленко	11c590cf25	feat: start read file again if got to the end of file	2026-03-03 15:11:38 +00:00
ІМ-24 Владислав Коваленко	550d29c48c	refactor: move accelerator dataclas to domain folder	2026-03-03 14:59:46 +00:00
ІМ-24 Владислав Коваленко	8a1327b10a	fix: remove empty rows	2026-03-03 14:55:44 +00:00
ІМ-24 Владислав Коваленко	db1b7cc6fc	feat: read row from file	2026-03-03 14:36:56 +00:00
ІМ-24 Владислав Коваленко	a899ef6a6e	feat: get indexes of file header fields	2026-03-03 14:10:18 +00:00
ІМ-24 Владислав Коваленко	95176ea467	feat: close file	2026-03-03 14:04:27 +00:00
ІМ-24 Владислав Коваленко	081a2d4240	fix: file field name	2026-03-03 14:03:53 +00:00
ІМ-24 Владислав Коваленко	92c20ef612	feat: open file	2026-03-03 13:59:40 +00:00
ІМ-24 Владислав Коваленко	c31363aa57	feat: add empty methods to class	2026-03-03 13:46:26 +00:00
Andriy Yushchenko	87df394352	Merge pull request #11 from Rhinemann/lab1-slobodeniuk-feature-SCRUM-34 Lab1 slobodeniuk feature scrum 34	2026-03-01 19:57:40 +02:00
VladiusVostokus	10ad9774a7	Merge pull request #10 from Rhinemann/lab1 Lab1	2026-02-28 18:46:27 +00:00
VladiusVostokus	b730dbb74c	Merge pull request #8 from Rhinemann/lab2 Lab2	2026-02-28 18:45:54 +00:00
VladiusVostokus	e4e585b9ac	Merge pull request #9 from Rhinemann/feature/lab2-update-delete Feature/lab2 update delete	2026-02-27 13:21:26 +00:00
anastasia-sl	185b0aae58	implemented update and delete endpoints	2026-02-26 14:55:51 +02:00
ІМ-24 Владислав Коваленко	af94c007a2	fixes in imports and schemas	2026-02-26 10:54:34 +00:00
Senya	f9ef916331	SCRUM-34: slobodeniuk parking signals	2026-02-26 12:11:07 +02:00
Slobodeniuk Sasha	3931fa58c1	Merge pull request #7 from Rhinemann/feature/slobodeniuk-lab2-SCRUM-48-GET SCRUM-48: feature with CRUD (GET)	2026-02-26 11:22:14 +02:00
Senya	98fb6aa12a	SCRUM-48: feature with CRUD (GET)	2026-02-26 11:20:47 +02:00
VladiusVostokus	7ddfb68b02	Merge pull request #5 from Rhinemann/lab1_huranets FileReader	2026-02-26 08:04:10 +00:00
Олександр Гуранець	9473c5a621	Remove unnecessary rewind after file open	2026-02-25 21:08:54 +02:00
Олександр Гуранець	953b0bdb9a	Remove unused _detect_header_and_buffer method and related fields	2026-02-25 20:56:43 +02:00
VladiusVostokus	ea9be3fb57	Merge pull request #6 from Rhinemann/lab2_yushchenko CRUD операції (POST, websocket)	2026-02-25 17:10:36 +00:00
AndriiJushchenko	f3512e4afb	Трохи пофіксив функцію post і провів тести post і websoket.	2026-02-25 19:05:25 +02:00
Олександр Гуранець	f58596ebf7	Refactor FileDatasource: remove unused header detection variables	2026-02-25 12:35:58 +02:00
Олександр Гуранець	d621390f51	Refactor file rewind logic to skip header row and remove unnecessary buffers	2026-02-25 12:11:05 +02:00
Олександр Гуранець	e4be6b0a19	Refactor file rewinding logic to skip header row after seek(0)	2026-02-25 12:00:39 +02:00
Олександр Гуранець	fe66df9b8c	Refactor row reading logic for clarity and efficiency	2026-02-25 11:50:56 +02:00
AndriiJushchenko	69e679eccf	SCRUM-[49, 54] Реалізувати POST та відправку по websoket під час виконання POST	2026-02-24 22:18:36 +02:00
Олександр Гуранець	3e0b4762ef	Optimize CSV parsing by adding skipinitialspace=True to csv.reader and removing unnecessary strip() calls	2026-02-24 22:11:37 +02:00
Олександр Гуранець	75613fd4fc	Restore input validation for accelerometer parsing	2026-02-24 20:47:00 +02:00
Олександр Гуранець	a25fbfc3ef	Simplify accelerometer parsing and remove int16-specific leftovers	2026-02-24 20:14:56 +02:00
Олександр Гуранець	ca790e7306	Remove int16 binding from datasource	2026-02-24 19:55:50 +02:00
Олександр Гуранець	1643767094	Remove int16 range check per review	2026-02-24 15:41:41 +02:00
Олександр Гуранець	3d94bf3008	Parse accelerometer values as int16 (remove float conversion)	2026-02-24 15:12:49 +02:00
Олександр Гуранець	c5d98d53cd	Add mosquitto runtime folders to gitignore	2026-02-24 14:25:27 +02:00
Олександр Гуранець	07a0e906d8	Fix timestamp field in AggregatedData	2026-02-24 14:21:41 +02:00
VladiusVostokus	9bf3741f32	Merge pull request #4 from Rhinemann/lab1_shmuliar [SCRUM-40] [L1] Використання STM32 як акселерометра	2026-02-24 11:37:27 +00:00
Олександр Гуранець	c974ac32f6	Реалізовую базовий FileReader та переношу sleep до FileDatasource.read()	2026-02-23 22:01:11 +02:00
VladiusVostokus	184098b826	Merge pull request #2 from Rhinemann/lab2_shved Lab2 shved	2026-02-23 17:28:11 +00:00
VladiusVostokus	b2c7427af0	Merge pull request #1 from Rhinemann/lab1_shved updated compose file	2026-02-23 16:10:12 +00:00
rhinemann	1e7516fe7b	update requirements	2026-02-22 12:19:33 +01:00
rhinemann	a63864bcaa	updated compose file	2026-02-22 12:17:03 +01:00