Refactor error handling in database connection and insert functions; add initial VSCode settings file

Author: PingoLee

.vscode/settings.json

@@ -0,0 +1 @@
+{}

src/Configuration.jl

@@ -368,7 +368,7 @@ export fetch
 
 function is_connection_error(e, connection::PormGPostgres)
     msg = lowercase(string(e))
-    return (e isa LibPQ.Errors.UnknownError && string(e) == "") ||
+    return (e isa LibPQ.Errors.UnknownError && string(e) == "LibPQ.Errors.UnknownError(\"\")") ||
            occursin("server closed the connection", msg) ||
            occursin("connection not open", msg)
            # occursin("connection refused", msg) ||
@@ -390,13 +390,13 @@ function fetch(connection::PormGPostgres, sql::String;
   conn === nothing && (conn = acquire_connection(connection))
   try
     return libpq_execute(conn, sql, params)
-  catch e
-    @infiltrate false
+  catch e    
     if is_connection_error(e, connection)
       @warn "Lost connection to database. Attempting to reconnect..."
       conn = reconnect_db(connection, conn)
       return libpq_execute(conn, sql, params)
     end
+    @infiltrate 
     @error "Failed to execute SQL query: $e"
     throw(e)
   finally

src/QueryBuilder.jl

@@ -1953,8 +1953,11 @@ function insert(objct::SQLObject; table_alias::Union{Nothing, SQLTableAlias} = n
     # check if the field has max_digits and validate
     if hasfield(typeof(model.fields[field]), :max_digits)
       value_str = string(objct.insert[field])
-      integer_part, fractional_part = split(value_str, ".")
-      total_digits = length(replace(integer_part, "-" => "")) + length(fractional_part)
+      # @infiltrate
+      parts = split(value_str, ".")
+      integer_part = parts[1]
+      fractional_part = length(parts) > 1 ? parts[2] : ""
+      total_digits = length(replace(integer_part, "-" => "")) + (fractional_part == "" ? 0 : length(fractional_part))
       if total_digits > model.fields[field].max_digits
         error("""Error in insert, the field \e[4m\e[31m$(field)\e[0m has a max_digits of \e[4m\e[32m$(model.fields[field].max_digits)\e[0m, but the value has \e[4m\e[31m$(total_digits)\e[0m""")
       end
@@ -2018,7 +2021,7 @@ function _update_sequence(model::PormGModel, connection::PormGPostgres, pk_field
         end
       end
     elseif settings.django_prefix !== nothing
-      @infiltrate
+      @infiltrate false
       try
         # For Django prefixed tables, try with django prefix pattern
         sequence_name = "$(model.name)_$(field)_seq"