working and flexible to all kinds of formats, tested

src/uctovnictvo/handlers/post_uctovnictvo.rs

@@ -1,7 +1,7 @@
 // src/uctovnictvo/handlers/post_uctovnictvo.rs
 use tonic::Status;
 use sqlx::PgPool;
-use chrono::NaiveDate; // Using chrono directly!
+use chrono::NaiveDate;
 use crate::uctovnictvo::models::Uctovnictvo;
 use crate::proto::multieko2::uctovnictvo::{PostUctovnictvoRequest, UctovnictvoResponse};
 
@@ -9,9 +9,9 @@ pub async fn post_uctovnictvo(
     db_pool: &PgPool,
     request: PostUctovnictvoRequest,
 ) -> Result<UctovnictvoResponse, Status> {
-    // Parse the date string into a chrono::NaiveDate.
-    let datum = NaiveDate::parse_from_str(&request.datum, "%d:%m:%Y")
-        .map_err(|e| Status::invalid_argument(format!("Invalid date: {}", e)))?;
+    // Try multiple date formats commonly used in Slovakia
+    let datum = parse_date_with_multiple_formats(&request.datum)
+        .ok_or_else(|| Status::invalid_argument(format!("Invalid date format: {}", request.datum)))?;
 
     // Pass the NaiveDate value directly.
     let uctovnictvo = sqlx::query_as!(
@@ -56,13 +56,12 @@ pub async fn post_uctovnictvo(
     .await
     .map_err(|e| Status::internal(e.to_string()))?;
 
-    // Convert the NaiveDate back to a String for the API response,
-    // if that format fits your client requirements.
+    // Return the response with formatted date
     Ok(UctovnictvoResponse {
         id: uctovnictvo.id,
         adresar_id: uctovnictvo.adresar_id,
         c_dokladu: uctovnictvo.c_dokladu,
-        datum: uctovnictvo.datum.to_string(),
+        datum: uctovnictvo.datum.format("%d.%m.%Y").to_string(), // Standard Slovak format
         c_faktury: uctovnictvo.c_faktury,
         obsah: uctovnictvo.obsah.unwrap_or_default(),
         stredisko: uctovnictvo.stredisko.unwrap_or_default(),
@@ -74,3 +73,35 @@ pub async fn post_uctovnictvo(
     })
 }
 
+/// TODO: adjust and unify in the future
+/// Attempts to parse the date string with multiple commonly used formats in Slovakia
+fn parse_date_with_multiple_formats(date_str: &str) -> Option<NaiveDate> {
+    // Define common date formats used in Slovakia
+    let formats = [
+        "%d:%m:%Y",    // Original format: 01:01:2023
+        "%d.%m.%Y",    // Standard Slovak format: 01.01.2023
+        "%d-%m-%Y",    // Dash format: 01-01-2023
+        "%d/%m/%Y",    // Slash format: 01/01/2023
+        "%Y-%m-%d",    // ISO format: 2023-01-01
+        "%Y/%m/%d",    // Alternative ISO: 2023/01/01
+        "%Y.%m.%d",    // Dot ISO: 2023.01.01
+        "%d.%m.%y",    // Short year with dot: 01.01.23
+        "%d-%m-%y",    // Short year with dash: 01-01-23
+        "%d/%m/%y",    // Short year with slash: 01/01/23
+    ];
+
+    // Try each format until one works
+    for format in formats {
+        if let Ok(date) = NaiveDate::parse_from_str(date_str, format) {
+            return Some(date);
+        }
+    }
+
+    // If none of the formats worked, try to handle potential whitespace issues
+    let trimmed = date_str.trim();
+    if trimmed != date_str {
+        return parse_date_with_multiple_formats(trimmed);
+    }
+
+    None
+}