Packages
cake
0.3.0
4.1.0
4.0.0
3.0.0
2.2.2
2.2.1
2.2.0
2.1.3
2.1.2
2.1.1
2.1.0
2.0.2
2.0.1
2.0.0
1.1.2
1.1.1
1.1.0
1.0.1
1.0.0
1.0.0-rc.0
retired
0.15.0
retired
0.14.0
retired
0.13.0
retired
0.12.0
retired
0.11.0
retired
0.10.1
retired
0.10.0
retired
0.9.2
retired
0.9.1
retired
0.9.0
retired
0.8.0
retired
0.7.0
retired
0.6.0
retired
0.5.0
retired
0.4.0
retired
0.3.0
retired
0.2.0
retired
0.1.0
retired
0.0.1
retired
🎂 An SQL query builder for Gleam for SQL dialects 🐘PostgreSQL, 🪶SQLite, 🦭MariaDB, and 🐬MySQL
Retired package: Deprecated - a stable release is available, please use >= 1.0.0
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src/cake@internal@prepared_statement.erl
-module(cake@internal@prepared_statement).
-compile([no_auto_import, nowarn_unused_vars, nowarn_unused_function, nowarn_nomatch]).
-export([new/2, append_sql/2, get_prefix/1, get_sql/1, get_params/1, get_dialect/1, append_param/2]).
-export_type([prepared_statement/0]).
-opaque prepared_statement() :: {prepared_statement,
binary(),
binary(),
list(cake@param:param()),
integer(),
cake@dialect:dialect()}.
-spec new(binary(), cake@dialect:dialect()) -> prepared_statement().
new(Prfx, Db_adptr) ->
_pipe = Prfx,
{prepared_statement, _pipe, <<""/utf8>>, [], 0, Db_adptr}.
-spec append_sql(prepared_statement(), binary()) -> prepared_statement().
append_sql(Prp_stm, Nw_sql) ->
erlang:setelement(
3,
Prp_stm,
<<(erlang:element(3, Prp_stm))/binary, Nw_sql/binary>>
).
-spec get_prefix(prepared_statement()) -> binary().
get_prefix(Prp_stm) ->
erlang:element(2, Prp_stm).
-spec get_sql(prepared_statement()) -> binary().
get_sql(Prp_stm) ->
erlang:element(3, Prp_stm).
-spec get_params(prepared_statement()) -> list(cake@param:param()).
get_params(Prp_stm) ->
erlang:element(4, Prp_stm).
-spec get_dialect(prepared_statement()) -> cake@dialect:dialect().
get_dialect(Prp_stm) ->
erlang:element(6, Prp_stm).
-spec append_sql_and_params(
prepared_statement(),
binary(),
list(cake@param:param())
) -> prepared_statement().
append_sql_and_params(Prp_stm, Nw_sql, Nw_prms) ->
erlang:setelement(
5,
erlang:setelement(
4,
erlang:setelement(
3,
Prp_stm,
<<(erlang:element(3, Prp_stm))/binary, Nw_sql/binary>>
),
begin
_pipe = erlang:element(4, Prp_stm),
lists:append(_pipe, Nw_prms)
end
),
erlang:element(5, Prp_stm) + erlang:length(Nw_prms)
).
-spec append_sql_and_param(prepared_statement(), binary(), cake@param:param()) -> prepared_statement().
append_sql_and_param(Prp_stm, Nw_sql, Nw_prm) ->
_pipe = Prp_stm,
append_sql_and_params(_pipe, Nw_sql, [Nw_prm]).
-spec next_placeholder(prepared_statement()) -> binary().
next_placeholder(Prp_stm) ->
<<(erlang:element(2, Prp_stm))/binary,
(begin
_pipe = erlang:element(5, Prp_stm),
_pipe@1 = gleam@int:add(_pipe, 1),
gleam@int:to_string(_pipe@1)
end)/binary>>.
-spec append_param(prepared_statement(), cake@param:param()) -> prepared_statement().
append_param(Prp_stm, Nw_prm) ->
New_sql = begin
_pipe = Prp_stm,
next_placeholder(_pipe)
end,
_pipe@1 = Prp_stm,
append_sql_and_param(_pipe@1, New_sql, Nw_prm).