diff --git a/client/src/components/Graph.vue b/client/src/components/Graph.vue
index ea8d453..2fe2bdc 100644
--- a/client/src/components/Graph.vue
+++ b/client/src/components/Graph.vue
@@ -14,7 +14,7 @@
 import { defineComponent } from 'vue';
 import { HasticPod, TimeRange } from "./hastic_pod";
 import { getMetrics } from '../services/metrics.service';
-import { getSegments, postSegment, deleteSegment } from '../services/segments';
+import { getSegments, postSegment, deleteSegment } from '../services/segments.service';
 import { LineTimeSerie } from "@chartwerk/line-pod";
 
 import { SegmentArray } from '@/types/segment_array';
diff --git a/client/src/services/segments.ts b/client/src/services/segments.service.ts
similarity index 82%
rename from client/src/services/segments.ts
rename to client/src/services/segments.service.ts
index fec3ea7..d0e8e32 100644
--- a/client/src/services/segments.ts
+++ b/client/src/services/segments.service.ts
@@ -18,8 +18,10 @@ export async function getSegments(from: number, to: number): Promise<Segment[]>
 }
 
 export async function postSegment(segment: Segment): Promise<SegmentId> {
-  segment.id = undefined; // because we post a new segment. It's a hack
-  const resp = await axios.post(SEGMENTS_API_URL, segment);
+  const segObj = segment.toObject();
+  segObj.id = undefined; // because we post a new segment. It's a hack
+
+  const resp = await axios.post(SEGMENTS_API_URL, segObj);
   return resp['data']['id'];
 }
 
diff --git a/client/src/types/segment.ts b/client/src/types/segment.ts
index 4b39088..37e4ea0 100644
--- a/client/src/types/segment.ts
+++ b/client/src/types/segment.ts
@@ -1,7 +1,7 @@
 export type SegmentId = string;
 
 export class Segment {
-  constructor(private _id: SegmentId | undefined, public from: number, public to: number) {
+  constructor(private _id: SegmentId | undefined, public from: number, public to: number, segmentType = 1) {
     if(this._id === undefined) {
       throw new Error('id is undefined');
     }
@@ -11,6 +11,7 @@ export class Segment {
     if(isNaN(+to)) {
       throw new Error('to can`t be NaN');
     }
+    this._segmentType = segmentType;
   }
   
   get id(): SegmentId { return this._id; }
@@ -33,4 +34,19 @@ export class Segment {
   equals(segment: Segment) {
     return this._id === segment._id;
   }
+
+  // TODO: remove this and make original inheritence
+  _segmentType: number
+  get segmentType(): number { return this._segmentType; }
+  set segmentType(value) { this._segmentType = value; }
+
+  toObject() {
+    return {
+      id: this.id,
+      from: this.from,
+      to: this.to,
+      segment_type: "Label"
+    }
+  }
+
 }
\ No newline at end of file
diff --git a/server/.gitignore b/server/.gitignore
index 1537a4b..991eda0 100644
--- a/server/.gitignore
+++ b/server/.gitignore
@@ -1,2 +1,3 @@
 target/*
 data.db
+data/*
diff --git a/server/src/services/segments_service.rs b/server/src/services/segments_service.rs
index 8687e5d..6db0bb7 100644
--- a/server/src/services/segments_service.rs
+++ b/server/src/services/segments_service.rs
@@ -9,7 +9,9 @@ use std::iter::repeat_with;
 const ID_LENGTH: usize = 20;
 pub type SegmentId = String;
 
-#[derive(Debug, Serialize, Deserialize, Clone, Copy)]
+
+// TODO: make logic with this enum shorter
+#[derive(Debug, Serialize, Deserialize, Clone, Copy, PartialEq)]
 pub enum SegmentType {
     Label = 1,
     Detection = 2,
@@ -23,8 +25,17 @@ impl SegmentType {
             SegmentType::Detection
         }
     }
+
+    fn to_integer(&self) -> u64 {
+        if *self == SegmentType::Label {
+            1
+        } else {
+            2
+        }
+    }
 }
 
+
 #[derive(Debug, Serialize, Deserialize)]
 pub struct Segment {
     pub id: Option<SegmentId>,
@@ -53,13 +64,17 @@ pub struct SegmentsService {
 
 impl SegmentsService {
     pub fn new() -> anyhow::Result<SegmentsService> {
-        let conn = Connection::open("./segments.db")?;
+
+        // TODO: move it to data service
+        std::fs::create_dir_all("./data").unwrap();
+
+        let conn = Connection::open("./data/segments.db")?;
         conn.execute(
             "CREATE TABLE IF NOT EXISTS segment (
-                      id        TEXT PRIMARY KEY,
-                      start     INTEGER NOT NULL,
-                      end       INTEGER NOT NULL,
-                      segment_type INTEGER NOT NULL
+                      id            TEXT PRIMARY KEY,
+                      start         INTEGER NOT NULL,
+                      end           INTEGER NOT NULL,
+                      segment_type  INTEGER NOT NULL
                  )",
             [],
         )?;
@@ -91,7 +106,7 @@ impl SegmentsService {
 
         self.connection.lock().unwrap().execute(
             "INSERT INTO segment (id, start, end, segment_type) VALUES (?1, ?2, ?3, ?4)",
-            params![id, min, max],
+            params![id, min, max, segment.segment_type.to_integer()],
         )?;
         Ok(Segment {
             id: Some(id),