db pushing & transaction window [broken]

src/backend/backend_manager.rs

@@ -1,11 +1,12 @@
 use super::csv_handler::{DataEntry, ImportedData};
-use super::database_handler::{DBLoginData, TableField, Tables};
+use super::database_handler::{DBLoginData, QueryResult, Table, TableField, Tables};
 use super::parser::parse;
+use sqlx::mysql::MySqlQueryResult;
 use sqlx::MySqlConnection;
+use std::error::Error;
 use std::sync::Arc;
-use tokio::sync::mpsc::Receiver;
+use tokio::sync::mpsc::{Receiver, Sender};
-use tokio::sync::{oneshot, Mutex};
+use tokio::sync::{oneshot, Mutex, MutexGuard};
-
 pub struct BackendManger {
     pub db_login_data: DBLoginData,
     pub imported_data: ImportedData,
@@ -81,24 +82,20 @@ impl BackendManger {
                         .await;
                     if csv_data.are_headers {
                         match try_match_headers_to_fields(
-                            &mut db_table_data
+                            &mut db_table_data,
-                                .tables
+                            table_index,
-                                .get_mut(table_index)
-                                .unwrap()
-                                .fields
-                                .as_mut()
-                                .unwrap()
-                                .as_mut(),
                             &csv_data.data.iter_row(0),
                         ) {
                             Ok(_) => {
-                                for field in db_table_data
+                                for (col_index, field) in db_table_data
                                     .tables
                                     .get_mut(table_index)
                                     .unwrap()
                                     .fields
                                     .as_mut()
                                     .unwrap()
+                                    .iter_mut()
+                                    .enumerate()
                                 {
                                     println!(
                                         "      > automapping field \"{}\" to col \"{:?}\"",
@@ -111,6 +108,13 @@ impl BackendManger {
                                             parse(cell);
                                         }
                                     }
+                                    if is_whole_col_parsed(&mut csv_data, col_index) {
+                                        println!("col \"{}\" is parsed whole!", &col_index);
+                                        csv_data.parsed_cols.push(col_index);
+                                    }
+                                    if is_whole_table_parsed(&csv_data) {
+                                        csv_data.is_parsed = true;
+                                    }
                                 }
                                 sender.send(true).unwrap_or_else(|e| {
                                     println!(
@@ -136,16 +140,107 @@ impl BackendManger {
                             parse(cell);
                         }
                     }
+                    if is_whole_col_parsed(&mut csv_data, col_index) {
+                        println!("col \"{}\" is parsed whole!", &col_index);
+                        csv_data.parsed_cols.push(col_index - 1);
+                    }
+                    if is_whole_table_parsed(&csv_data) {
+                        csv_data.is_parsed = true;
                     }
                 }
-        }
+                Communication::StartInserting(table_index, sender, oneshot_sender) => {
-    }
+                    let csv_data = self.csv_data.lock().await;
-}
+                    let db_table_data = self.db_table_data.lock().await;
+                    let table = db_table_data.tables.get(table_index).unwrap();
+                    let trans_start =
+                        Table::start_transaction(self.db_connection.as_mut().unwrap()).await;
 
+                    sender
+                        .send(trans_start)
+                        .await
+                        .unwrap_or_else(|_| println!("failed to send Transaction Start"));
+
+                    let start_i: usize = csv_data.are_headers.into();
+
+                    for i in start_i..csv_data.data.rows() {
+                        let row: Vec<&DataEntry> = csv_data.data[i].iter().collect();
+                        let res = table
+                            .insert_into_table(self.db_connection.as_mut().unwrap(), row)
+                            .await;
+                        println!(
+                            "      | Query: {}\n       > Result: {:?}",
+                            res.query, res.result
+                        );
+                        sender
+                            .send(res)
+                            .await
+                            .unwrap_or_else(|_| println!("failed to send insert into table"));
+                    }
+                    oneshot_sender
+                        .send(true)
+                        .unwrap_or_else(|_| println!("Failed to send end of insertin transaction"));
+                }
+                Communication::TryCommit(sender) => {
+                    sender
+                        .send(Table::transaction_commit(self.db_connection.as_mut().unwrap()).await)
+                        .unwrap_or_else(|_| println!("Failed to respond to TryCommit"));
+                }
+                Communication::TryRollBack(sender) => {
+                    sender
+                        .send(
+                            Table::transaction_rollback(self.db_connection.as_mut().unwrap()).await,
+                        )
+                        .unwrap_or_else(|_| println!("Failed to respond to TryRollBack"));
+                }
+            }
+        }
+    }
+}
+pub fn is_whole_table_parsed(csv_data: &MutexGuard<ImportedData>) -> bool {
+    if csv_data.data.cols() == csv_data.parsed_cols.len() {
+        true
+    } else {
+        false
+    }
+}
+pub fn is_whole_col_parsed(csv_data: &mut MutexGuard<ImportedData>, col_index: usize) -> bool {
+    let mut csv_iter = csv_data.data.iter_col(col_index);
+    if csv_data.are_headers {
+        csv_iter.next();
+    }
+    csv_iter.all(|cel| {
+        if let Some(parse) = &cel.is_parsed {
+            match parse {
+                Ok(_) => return true,
+                Err(_) => {
+                    println!(
+                        "Cel \"{}\" in Col \"{}\" isnt parsed :(",
+                        cel.data, col_index
+                    );
+                    return false;
+                }
+            }
+        } else {
+            println!(
+                "Cel \"{}\" in Col \"{}\" isnt parsed :(",
+                cel.data, col_index
+            );
+            false
+        }
+    })
+}
 pub fn try_match_headers_to_fields(
-    db_fields: &mut Vec<TableField>,
+    tables: &mut MutexGuard<Tables>,
+    table_index: usize,
     csv_headers: &std::slice::Iter<'_, DataEntry>,
 ) -> Result<(), ()> {
+    let db_fields = tables
+        .tables
+        .get_mut(table_index)
+        .unwrap()
+        .fields
+        .as_mut()
+        .unwrap();
     let mut has_matched_some = false;
     for field in db_fields {
         for (i, header) in csv_headers.clone().enumerate() {
@@ -170,4 +265,7 @@ pub enum Communication {
     LoadImportFilePath(String, oneshot::Sender<bool>),
     GetTableDescription(usize, oneshot::Sender<bool>),
     TryParseCol(usize),
+    StartInserting(usize, Sender<QueryResult>, oneshot::Sender<bool>),
+    TryCommit(oneshot::Sender<QueryResult>),
+    TryRollBack(oneshot::Sender<QueryResult>),
 }

src/backend/csv_handler.rs

@@ -7,6 +7,8 @@ pub struct ImportedData {
     pub data: grid::Grid<DataEntry>,
     pub path: String,
     pub are_headers: bool,
+    pub parsed_cols: Vec<usize>,
+    pub is_parsed: bool,
 }
 #[derive(Clone, Default)]
 pub struct DataEntry {
@@ -19,7 +21,6 @@ impl ImportedData {
         match csv::Reader::from_path(self.path.as_str()) {
             Ok(mut rdr) => {
                 /* If there are headers, add to first row, else first row is empty */
-
                 if let Ok(headers) = rdr.headers() {
                     self.data = grid::Grid::new(0, 0);
                     let headers_vec: Vec<String> = headers.iter().map(|x| x.to_owned()).collect();
@@ -65,6 +66,8 @@ impl Default for ImportedData {
             data: grid::Grid::new(0, 0),
             path: String::new(),
             are_headers: false,
+            parsed_cols: vec![],
+            is_parsed: false,
         }
     }
 }

src/backend/database_handler.rs

@@ -1,8 +1,11 @@
+use crate::backend::csv_handler::DataEntry;
 use core::num::ParseIntError;
+use eframe::glow::Query;
+use sqlx::mysql::MySqlQueryResult;
 use sqlx::{mysql::MySqlConnectOptions, ConnectOptions};
 use sqlx::{FromRow, MySqlConnection};
 use std::error::Error;
-
+use std::slice::Iter;
 #[derive(Default)]
 pub struct Tables {
     pub tables: Vec<Table>,
@@ -55,6 +58,95 @@ impl Tables {
 }
 
 impl Table {
+    pub async fn transaction_commit(connection: &mut MySqlConnection) -> QueryResult {
+        match sqlx::query("COMMIT").execute(connection).await {
+            Ok(res) => {
+                return QueryResult {
+                    query: "ROLLBACK".to_owned(),
+                    result: Ok(res),
+                }
+            }
+            Err(e) => {
+                return QueryResult {
+                    query: "ROLLBACK".to_owned(),
+                    result: Err(Box::new(e)),
+                }
+            }
+        }
+    }
+    pub async fn transaction_rollback(connection: &mut MySqlConnection) -> QueryResult {
+        match sqlx::query("ROLLBACK").execute(connection).await {
+            Ok(res) => {
+                return QueryResult {
+                    query: "ROLLBACK".to_owned(),
+                    result: Ok(res),
+                }
+            }
+            Err(e) => {
+                return QueryResult {
+                    query: "ROLLBACK".to_owned(),
+                    result: Err(Box::new(e)),
+                }
+            }
+        }
+    }
+    pub async fn start_transaction(connection: &mut MySqlConnection) -> QueryResult {
+        match sqlx::query("BEGIN").execute(connection).await {
+            Ok(res) => {
+                return QueryResult {
+                    query: "ROLLBACK".to_owned(),
+                    result: Ok(res),
+                }
+            }
+            Err(e) => {
+                return QueryResult {
+                    query: "ROLLBACK".to_owned(),
+                    result: Err(Box::new(e)),
+                }
+            }
+        }
+    }
+    pub async fn insert_into_table(
+        &self,
+        connection: &mut MySqlConnection,
+        csv_row: Vec<&DataEntry>,
+    ) -> QueryResult {
+        /* Field_name, data_name */
+        let fields = csv_row
+            .iter()
+            .fold(("".to_owned(), "".to_owned()), |row, next_row| {
+                (
+                    row.0
+                        + ", "
+                        + next_row
+                            .curr_field_description
+                            .as_ref()
+                            .unwrap()
+                            .field
+                            .as_str(),
+                    row.1 + "\'" + next_row.data.as_str() + "\', ",
+                )
+            });
+        let query = format!(
+            "INSERT INTO {}({}) VALUES({})",
+            self.name, fields.0, fields.1
+        );
+        match sqlx::query(&query).execute(connection).await {
+            Ok(res) => {
+                return QueryResult {
+                    query,
+                    result: Ok(res),
+                }
+            }
+            Err(e) => {
+                return QueryResult {
+                    query,
+                    result: Err(Box::new(e)),
+                }
+            }
+        }
+    }
+
     pub async fn describe_table(&mut self, connection: &mut MySqlConnection) {
         let qr_description: Vec<FieldDescription> =
             sqlx::query_as(format!("DESCRIBE {}", self.name).as_str())
@@ -85,6 +177,12 @@ struct QRTables {
     #[sqlx(rename = "Tables_in_quotes")]
     tables_in_quotes: String,
 }
+#[derive(Debug)]
+pub struct QueryResult {
+    pub query: String,
+    pub result: Result<MySqlQueryResult, Box<dyn Error + Send>>,
+}
+
 #[derive(Default, Clone)]
 pub struct DBLoginData {
     pub user_name: String,

src/ui.rs

@@ -1,4 +1,5 @@
 pub mod db_login_window;
+pub mod db_transaction_window;
 pub mod language;
 pub mod table_window;
 pub mod window_manager;

src/ui/db_transaction_window.rs

@@ -0,0 +1,163 @@
+use egui::{Context, Ui};
+use sqlx::mysql::MySqlQueryResult;
+use std::error::Error;
+use tokio::sync::mpsc::{channel, Receiver, Sender};
+use tokio::sync::oneshot;
+
+use crate::backend::backend_manager::Communication;
+use crate::backend::database_handler::QueryResult;
+
+pub struct DBTransactionWindow {
+    sender: Sender<Communication>,
+    /* (Query, Result) */
+    log_history: Vec<QueryResult>,
+    logs_receiver: Option<Receiver<QueryResult>>,
+    is_log_finished_receiver: Option<oneshot::Receiver<bool>>,
+    result: Option<Vec<Result<MySqlQueryResult, Box<dyn Error>>>>,
+    final_result_receiver: Option<oneshot::Receiver<QueryResult>>,
+    working_table_index: usize,
+}
+impl DBTransactionWindow {
+    pub fn default(
+        sender: Sender<Communication>,
+        working_table_index: usize,
+    ) -> DBTransactionWindow {
+        DBTransactionWindow {
+            sender,
+            log_history: vec![],
+            result: None,
+            logs_receiver: None,
+            final_result_receiver: None,
+            is_log_finished_receiver: None,
+            working_table_index,
+        }
+    }
+}
+impl DBTransactionWindow {
+    pub fn show(&mut self, ctx: &Context, ui: &mut Ui) {
+        egui::Window::new("Database Transactions")
+            .id(egui::Id::new("Database Transactions"))
+            .resizable(false)
+            .collapsible(true)
+            .title_bar(true)
+            .movable(false)
+            .scroll2([false, true])
+            .enabled(true)
+            .anchor(egui::Align2::CENTER_CENTER, egui::Vec2::ZERO)
+            .show(ctx, |ui| {
+                self.log();
+                self.ui(ctx, ui);
+            });
+    }
+    pub fn log(&mut self) {
+        if self.logs_receiver.is_some() {
+            if let Ok(log) = self.logs_receiver.as_mut().unwrap().try_recv() {
+                self.log_history.push(log);
+            }
+        }
+        if self.is_log_finished_receiver.is_some() {
+            if let Ok(finished) = self.is_log_finished_receiver.as_mut().unwrap().try_recv() {
+                //self.result = Some(finished);
+                println!("FINISHED THE QUERY!!!");
+            }
+        }
+        let (log_sender, log_receiver) = channel(2);
+        let (finished_sender, finished_receiver) = oneshot::channel();
+        self.is_log_finished_receiver = Some(finished_receiver);
+        self.logs_receiver = Some(log_receiver);
+        self.sender
+            .try_send(Communication::StartInserting(
+                self.working_table_index,
+                log_sender,
+                finished_sender,
+            ))
+            .unwrap_or_else(|_| println!("Failed to send startInserting"));
+    }
+    pub fn ui(&mut self, ctx: &Context, ui: &mut Ui) {
+        ui.add_enabled_ui(self.result.is_some(), |ui| {
+            if ui.button("Roll back").clicked() {
+                if self.final_result_receiver.is_none() {
+                    let (sender, receiver) = oneshot::channel();
+                    self.final_result_receiver = Some(receiver);
+                    self.sender
+                        .try_send(Communication::TryRollBack(sender))
+                        .unwrap_or_else(|_| println!("failed sending TryCommit receiver"));
+                }
+            }
+            if ui.button("Commit").clicked() {
+                if self.final_result_receiver.is_none() {
+                    let (sender, receiver) = oneshot::channel();
+                    self.final_result_receiver = Some(receiver);
+                    self.sender
+                        .try_send(Communication::TryCommit(sender))
+                        .unwrap_or_else(|_| println!("failed sending TryCommit receiver"));
+                }
+            }
+        });
+        /* DB Output Stuff */
+        egui::ScrollArea::vertical()
+            .auto_shrink([false; 2])
+            .show(ui, |ui| {
+                egui_extras::StripBuilder::new(ui)
+                    .size(egui_extras::Size::remainder().at_least(100.0))
+                    .size(egui_extras::Size::remainder())
+                    .vertical(|mut strip| {
+                        strip.cell(|ui| {
+                            egui::ScrollArea::horizontal().show(ui, |ui| {
+                                let mut table = egui_extras::TableBuilder::new(ui)
+                                    .striped(true)
+                                    .resizable(true)
+                                    .cell_layout(egui::Layout::left_to_right(egui::Align::LEFT))
+                                    .column(egui_extras::Column::auto().clip(false))
+                                    .column(egui_extras::Column::auto().clip(false))
+                                    .min_scrolled_height(0.0);
+                                table
+                                    .header(20.0, |mut header| {
+                                        header.col(|ui| {
+                                            ui.strong("Query");
+                                        });
+                                        header.col(|ui| {
+                                            ui.strong("Result");
+                                        });
+                                    })
+                                    .body(|mut body| {
+                                        body.rows(
+                                            15.0,
+                                            self.log_history.len(),
+                                            |row_index, mut row| {
+                                                let log = self.log_history.get(row_index).unwrap();
+                                                row.col(|ui| {
+                                                    ui.label(&log.query);
+                                                });
+                                                row.col(|ui| {
+                                                    match &log.result {
+                                                        Ok(rows) => {
+                                                            ui.style_mut()
+                                                                .visuals
+                                                                .override_text_color =
+                                                                Some(egui::Color32::RED);
+                                                            ui.label(format!(
+                                                                "Success! Rows affected: {}",
+                                                                rows.rows_affected()
+                                                            ));
+                                                        }
+                                                        Err(e) => {
+                                                            ui.style_mut()
+                                                                .visuals
+                                                                .override_text_color =
+                                                                Some(egui::Color32::RED);
+                                                            ui.label(format!("Error! {}", e));
+                                                        }
+                                                    }
+                                                    ui.reset_style();
+                                                });
+                                            },
+                                        );
+                                    });
+                                ui.scroll_to_cursor(Some(egui::Align::BOTTOM));
+                            });
+                        });
+                    })
+            });
+    }
+}

src/ui/table_window.rs

@@ -1,6 +1,6 @@
 use crate::backend::backend_manager::Communication;
 use crate::backend::csv_handler::ImportedData;
-use crate::backend::database_handler::{Tables,TableField};
+use crate::backend::database_handler::{TableField, Tables};
 use egui::{ComboBox, Context, Ui};
 use egui_extras::{Column, Size, StripBuilder, TableBuilder};
 use std::error::Error;
@@ -17,11 +17,12 @@ pub struct SpreadSheetWindow {
     is_table_described_receiver: Option<oneshot::Receiver<bool>>,
     is_table_described: bool,
     is_table_matched_with_headers: bool,
-
+    commit_to_db_sender: Sender<usize>,
 }
 impl SpreadSheetWindow {
     pub fn default(
         sender: Sender<Communication>,
+        commit_to_db_sender: Sender<usize>,
         csv_data_handle: Arc<Mutex<ImportedData>>,
         db_table_data_handle: Arc<Mutex<Tables>>,
     ) -> SpreadSheetWindow {
@@ -35,6 +36,7 @@ impl SpreadSheetWindow {
             csv_data_handle,
             db_table_data_handle,
             current_table: None,
+            commit_to_db_sender,
         }
     }
 }
@@ -58,7 +60,21 @@ impl SpreadSheetWindow {
             if ui.button("Save File").clicked() {
                 println!("Saving file lol");
             }
-            //if ui.button("Current Working Table: ")
+            ui.add_space(ui.available_width() * 0.8);
+
+            let is_csv_parsed: bool;
+            if let Ok(csv_data) = self.csv_data_handle.try_lock() {
+                is_csv_parsed = csv_data.is_parsed.clone();
+            } else {
+                is_csv_parsed = false;
+            }
+            ui.add_enabled_ui(is_csv_parsed, |ui| {
+                if ui.button("Commit to Database").clicked() {
+                    self.commit_to_db_sender
+                        .try_send(self.current_table.unwrap())
+                        .unwrap_or_else(|_| println!("failed to send committodb-UI"))
+                }
+            });
         });
 
         /* if db isn't connected, don't allow imports */
@@ -127,13 +143,17 @@ impl SpreadSheetWindow {
 
             /* If a table is selected, try if it's fields are discovered */
             if !self.is_table_described {
-                
                 if let Some(table_i) = self.current_table {
                     if db_table_data.tables.get(table_i).unwrap().fields.is_some() {
                         self.is_table_described = true;
                     } else if self.is_table_described_receiver.is_some() {
-                    match self.is_table_described_receiver.as_mut().unwrap().try_recv(){
+                        match self
-                        Ok(res) => {self.is_table_matched_with_headers = res},
+                            .is_table_described_receiver
+                            .as_mut()
+                            .unwrap()
+                            .try_recv()
+                        {
+                            Ok(res) => self.is_table_matched_with_headers = res,
                             Err(e) => println!("Failed receiving is_table_described, {}", e),
                         }
                     } else {
@@ -155,7 +175,13 @@ impl SpreadSheetWindow {
         if let Ok(csv_data) = &mut self.csv_data_handle.try_lock() {
             if let Ok(db_table_data) = &mut self.db_table_data_handle.try_lock() {
                 //ref to all fields in curr db table
-                let mut curr_db_table_fields: &mut Vec<TableField> = db_table_data.tables.get_mut(self.current_table.unwrap()).unwrap().fields.as_mut().unwrap();
+                let mut curr_db_table_fields: &mut Vec<TableField> = db_table_data
+                    .tables
+                    .get_mut(self.current_table.unwrap())
+                    .unwrap()
+                    .fields
+                    .as_mut()
+                    .unwrap();
                 let mut table = TableBuilder::new(ui)
                     .striped(true)
                     .cell_layout(egui::Layout::left_to_right(egui::Align::Center));
@@ -171,6 +197,12 @@ impl SpreadSheetWindow {
                     .header(20., |mut header| {
                         for i in 0..csv_data.data.cols() {
                             header.col(|ui| {
+                                if csv_data.parsed_cols.contains(&i){
+                                    /* If the whole col is parsed, change header bg to green, else normal */
+                                    ui.style_mut().visuals.override_text_color= Some(egui::Color32::GREEN);
+                                } else {
+                                    ui.style_mut().visuals.override_text_color= Some(egui::Color32::RED);
+                                }
                                 let mut combo_box: ComboBox;
                                 if csv_data.are_headers {
                                     combo_box = ComboBox::new(
@@ -217,6 +249,7 @@ impl SpreadSheetWindow {
                                         }
                                     }
                                 });
+                                ui.reset_style();
                             });
                         }
                     })

src/ui/window_manager.rs

@@ -5,10 +5,12 @@ use crate::ui::db_login_window::DBLoginWindow;
 use crate::ui::table_window::SpreadSheetWindow;
 use eframe::{run_native, App, NativeOptions};
 use std::sync::Arc;
-use tokio::sync::mpsc::Sender;
+use tokio::sync::mpsc::{channel, Receiver, Sender};
 use tokio::sync::oneshot;
 use tokio::sync::Mutex;
 
+use super::db_transaction_window::DBTransactionWindow;
+
 pub fn create_ui(
     sender: Sender<Communication>,
     csv_data_handle: Arc<Mutex<ImportedData>>,
@@ -18,7 +20,7 @@ pub fn create_ui(
         drag_and_drop_support: true,
         ..Default::default()
     };
-
+    let (open_db_transaction_window_sender, open_db_transaction_window_receiver) = channel(2);
     run_native(
         "CSQL",
         win_option,
@@ -26,15 +28,19 @@ pub fn create_ui(
             Box::new(CSQL {
                 spreadsheet_window: SpreadSheetWindow::default(
                     sender.clone(),
+                    open_db_transaction_window_sender,
                     csv_data_handle.clone(),
                     db_table_data_handle.clone(),
                 ),
                 db_login_window: DBLoginWindow::default(sender.clone()),
+                db_transaction_window: None,
                 is_db_connection_verified_receiver: None,
                 sender,
                 is_db_connection_verified: false,
                 csv_data_handle,
                 db_table_data_handle,
+                open_db_transaction_window_receiver,
+                should_open_db_transaction_window: None,
             })
         }),
     )
@@ -43,11 +49,14 @@ pub fn create_ui(
 struct CSQL {
     spreadsheet_window: SpreadSheetWindow,
     db_login_window: DBLoginWindow,
+    db_transaction_window: Option<DBTransactionWindow>,
     sender: Sender<Communication>,
     is_db_connection_verified_receiver: Option<oneshot::Receiver<bool>>,
     is_db_connection_verified: bool,
     csv_data_handle: Arc<Mutex<ImportedData>>,
     db_table_data_handle: Arc<Mutex<Tables>>,
+    open_db_transaction_window_receiver: Receiver<usize>,
+    should_open_db_transaction_window: Option<usize>,
 }
 
 impl App for CSQL {
@@ -58,6 +67,20 @@ impl App for CSQL {
 
             self.spreadsheet_window
                 .show(ctx, ui, self.is_db_connection_verified);
+
+            if let Ok(resp) = self.open_db_transaction_window_receiver.try_recv() {
+                self.should_open_db_transaction_window = Some(resp);
+            }
+            if self.should_open_db_transaction_window.is_some() {
+                let db_transaction_window = DBTransactionWindow::default(
+                    self.sender.clone(),
+                    self.should_open_db_transaction_window.unwrap(),
+                );
+                self.db_transaction_window = Some(db_transaction_window);
+                self.db_transaction_window.as_mut().unwrap().show(ctx, ui);
+            }
+
+            /* Changes self if db connection is verified */
             if let Some(oneshot_receiver) = &mut self.is_db_connection_verified_receiver {
                 if let Ok(boole) = oneshot_receiver.try_recv() {
                     self.is_db_connection_verified = boole;
@@ -71,7 +94,7 @@ impl App for CSQL {
                     .try_send(Communication::AreCreditentialsValidated(sed))
                 {
                     Ok(_) => (),
-                    Err(e) => println!("Failed to send oneshot, {}", e),
+                    Err(e) => println!("Failed to send-verify db conn oneshot, {}", e),
                 }
             }
         });