use billing;

alter table billing_fees_history
  drop index bfhsems_idx,
  add column match_mode enum('regex_longest_pattern', 'regex_longest_match', 'prefix', 'exact_destination') not null default 'regex_longest_pattern', 
  add key bfh_srcdestdir_idx (billing_profile_id, type, match_mode, direction, bf_id, source, destination),
  add key bfh_destsrcdir_idx (billing_profile_id, type, match_mode, destination, bf_id, source, direction);

alter table billing_fees
  drop index billing_fees_unique,
  drop index profsrcdesdirtype_idx,
  add column match_mode enum('regex_longest_pattern', 'regex_longest_match', 'prefix', 'exact_destination') not null default 'regex_longest_pattern', 
  add unique key bf_srcdestdir_idx (billing_profile_id, type, match_mode, direction, source, destination),
  add key bf_destsrcdir_idx (billing_profile_id, type, match_mode, destination, source, direction);

alter table billing_fees_raw
  drop index profsrcdesdirtype_idx,
  add column match_mode enum('regex_longest_pattern', 'regex_longest_match', 'prefix', 'exact_destination') not null default 'regex_longest_pattern', 
  add unique key bfr_srcdestdir_idx (billing_profile_id, type, match_mode, direction, source, destination),
  add key bfr_destsrcdir_idx (billing_profile_id, type, match_mode, destination, source, direction);

drop trigger billing.bill_fees_crepl_trig;
drop trigger billing.bill_fees_urepl_trig;

update billing_fees set match_mode = "exact_destination" where destination like "lnp:%";
update billing_fees_raw set match_mode = "exact_destination" where destination like "lnp:%";
update billing_fees_history set match_mode = "exact_destination" where destination like "lnp:%";

delimiter ;;

create trigger billing.bill_fees_crepl_trig after insert on billing_fees
  for each row
  begin
  declare my_bzh_id int unsigned;

  select id into my_bzh_id from billing.billing_zones_history where bz_id = NEW.billing_zone_id;

  insert into billing.billing_fees_history
    values(NULL, NEW.id, NEW.billing_profile_id, my_bzh_id, 
     NEW.source, NEW.destination, NEW.direction,
     NEW.type, NEW.onpeak_init_rate, NEW.onpeak_init_interval, NEW.onpeak_follow_rate,
     NEW.onpeak_follow_interval, NEW.offpeak_init_rate, NEW.offpeak_init_interval,
     NEW.offpeak_follow_rate, NEW.offpeak_follow_interval, NEW.use_free_time, NEW.match_mode);

  end;
;;

create trigger billing.bill_fees_urepl_trig after update on billing_fees
  for each row
  begin
  declare my_bzh_id int unsigned;

  select id into my_bzh_id from billing.billing_zones_history where bz_id = NEW.billing_zone_id;

  update billing.billing_fees_history
    set bf_id = NEW.id, billing_profile_id = NEW.billing_profile_id,
      billing_zones_history_id = my_bzh_id, 
      source = NEW.source, destination = NEW.destination, direction = NEW.direction, 
      type = NEW.type,
      onpeak_init_rate = NEW.onpeak_init_rate, onpeak_init_interval = NEW.onpeak_init_interval,
      onpeak_follow_rate = NEW.onpeak_follow_rate, onpeak_follow_interval = NEW.onpeak_follow_interval,
      offpeak_init_rate = NEW.offpeak_init_rate, offpeak_init_interval = NEW.offpeak_init_interval,
      offpeak_follow_rate = NEW.offpeak_follow_rate, offpeak_follow_interval = NEW.offpeak_follow_interval,
      use_free_time = NEW.use_free_time, match_mode = NEW.match_mode
    where bf_id = OLD.id;

  end;
;;

create or replace procedure fill_billing_fees(in in_profile_id int)
begin

  declare columns varchar(1023);
  declare statement varchar(1023);
    
  set @profile_id = in_profile_id;
    
  select group_concat(column_name) into columns from information_schema.columns where table_schema = database() and table_name = "billing_fees_raw" and column_name not in ("id");
    
  set @statement = concat("insert into billing.billing_fees(id,",columns,")
 select min_id,",columns,"
 from billing.billing_fees_raw bnu 
 inner join (
    select min(i_nu.id) min_id 
    from billing.billing_fees_raw i_nu 
    left join billing.billing_fees i_u 
        on i_nu.billing_profile_id=i_u.billing_profile_id 
        and i_nu.type=i_u.type
        and i_nu.match_mode=i_u.match_mode  
        and i_nu.direction=i_u.direction 
        and i_nu.source=i_u.source 
        and i_nu.destination=i_u.destination 
    where i_u.id is null ",
    if( @profile_id is not null, " and i_nu.billing_profile_id = ? ", " and 1 = ? "),
    " group by i_nu.billing_profile_id,i_nu.type,i_nu.match_mode,i_nu.direction,i_nu.source,i_nu.destination
 ) u on bnu.id=u.min_id");
    
  if @profile_id is null then
    set @profile_id = 1;
  end if;

  prepare stmt from @statement;
  execute stmt using @profile_id;
  deallocate prepare stmt;
end;
;;

delimiter ;