pastes: add a route to update pastes

Signed-off-by: ATechnoHazard <amolele@gmail.com>

src/core/paste/postgres.rs

@@ -9,10 +9,17 @@ use super::entity::Paste;
 pub fn create_paste(paste: &Paste, conn: &PgConnection) -> Result<usize> {
     let rows = diesel::insert_into(pastes::table)
         .values(paste)
+        .on_conflict_do_nothing()
         .execute(conn)?;
     Ok(rows)
 }
 
+pub fn update_paste(paste: &Paste, conn: &PgConnection) -> Result<Paste> {
+    use crate::schema::pastes::dsl::*;
+    let updated_user = diesel::update(pastes.filter(id.eq(paste.id.as_ref().unwrap()))).set(paste).get_result(conn)?;
+    Ok(updated_user)
+}
+
 pub fn fetch_paste(id: String, conn: &PgConnection) -> Result<Paste> {
     let paste = pastes::table.find(id).get_result::<Paste>(conn)?;
     Ok(paste)

src/core/paste/service.rs

@@ -14,3 +14,9 @@ pub fn create_paste(paste: &mut Paste, conn: &PgConnection) -> Result<usize> {
 pub fn fetch_paste(id: String, conn: &PgConnection) -> Result<Paste> {
     postgres::fetch_paste(id, conn)
 }
+
+pub fn update_paste(paste: &mut Paste, conn: &PgConnection) -> Result<Paste> {
+    let re = RegexBuilder::new("^(https?://)?((([a-z\\d]([a-z\\d-]*[a-z\\d])*)\\.)+[a-z]{2,}|((\\d{1,3}\\.){3}\\d{1,3}))(:\\d+)?(/[-a-z\\d%_.~+]*)*(\\?[;&a-z\\d%_.~+=-]*)?(#[-a-z\\d_]*)?$").case_insensitive(true).build().unwrap();
+    paste.is_url = Some(re.is_match(&*paste.content.clone()));
+    postgres::update_paste(paste, conn)
+}