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first draft implementation of new bank account balance in history logic (untested)

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This commit is contained in:
Christian Grothoff 2020-02-11 16:01:45 +01:00
parent 3ad698d018
commit c25b805f62
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GPG Key ID: 939E6BE1E29FC3CC
1 changed files with 152 additions and 13 deletions
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165
src/bank-lib/fakebank.c
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@ -973,6 +973,7 @@ handle_debit_history (struct TALER_FAKEBANK_Handle *h,
{
struct HistoryArgs ha;
const struct Transaction *pos;
const struct Transaction *spos;
json_t *history;
struct TALER_Amount total_incoming;
struct TALER_Amount start_outgoing;
@ -1019,10 +1020,7 @@ handle_debit_history (struct TALER_FAKEBANK_Handle *h,
/* list is empty */
pos = NULL;
}
if (0 > ha.delta)
end_pos = pos;
else
start_pos = pos;
spos = pos;
history = json_array ();
while ( (0 != ha.delta) &&
@ -1076,18 +1074,80 @@ handle_debit_history (struct TALER_FAKEBANK_Handle *h,
pos = pos->next;
}
if (0 > ha.delta)
{
start_pos = pos;
end_pos = spos;
}
else
end_pos = pos;
{
start_pos = spos;
if (NULL == pos)
end_pos = h->transactions_tail;
else
end_pos = pos;
}
/* now calculate balances at beginning end end of
transaction history */
GNUNET_assert (GNUNET_OK ==
TALER_amount_get_zero (fb->currency,
&));
TALER_amount_get_zero (h->currency,
&total_incoming));
GNUNET_assert (GNUNET_OK ==
TALER_amount_get_zero (h->currency,
&start_outgoing));
GNUNET_assert (GNUNET_OK ==
TALER_amount_get_zero (h->currency,
&end_outgoing));
for (pos = h->transactions_head;
NULL != pos;
pos = pos->next)
{
if ( (0 == strcasecmp (pos->debit_account,
account)) &&
(T_DEBIT == pos->type) )
{
if (pos == start_pos)
start_pos = NULL;
if (NULL != start_pos)
{
/* we are *before* the start position (exclusive), add to balances */
GNUNET_break (GNUNET_OK ==
TALER_amount_add (&start_outgoing,
&start_outgoing,
&pos->amount));
}
if (NULL != end_pos)
{
/* we are *before* the end position (inclusive),
add to balances */
GNUNET_break (GNUNET_OK ==
TALER_amount_add (&end_outgoing,
&end_outgoing,
&pos->amount));
}
if (pos == end_pos)
end_pos = NULL;
}
if ( (0 == strcasecmp (pos->credit_account,
account)) &&
(T_CREDIT == pos->type) )
{
GNUNET_break (GNUNET_OK ==
TALER_amount_add (&total_incoming,
&total_incoming,
&pos->amount));
}
}
return TALER_MHD_reply_json_pack (connection,
MHD_HTTP_OK,
"{s:o}",
"{s:o, s:o, s:o, s:o}",
"outgoing_transactions",
history);
history,
"current_incoming",
TALER_JSON_from_amount (&total_incoming),
"total_incoming_start",
TALER_JSON_from_amount (&start_outgoing),
"total_incoming_end",
TALER_JSON_from_amount (&end_outgoing));
}
@ -1105,8 +1165,14 @@ handle_credit_history (struct TALER_FAKEBANK_Handle *h,
const char *account)
{
struct HistoryArgs ha;
struct Transaction *pos;
const struct Transaction *pos;
const struct Transaction *spos;
json_t *history;
struct TALER_Amount end_incoming;
struct TALER_Amount start_incoming;
struct TALER_Amount total_outgoing;
const struct Transaction *start_pos;
const struct Transaction *end_pos;
if (GNUNET_OK !=
parse_history_common_args (connection,
@ -1161,6 +1227,8 @@ handle_credit_history (struct TALER_FAKEBANK_Handle *h,
/* list is empty */
pos = NULL;
}
spos = pos;
history = json_array ();
while ( (0 != ha.delta) &&
(NULL != pos) )
@ -1225,11 +1293,82 @@ handle_credit_history (struct TALER_FAKEBANK_Handle *h,
if (0 < ha.delta)
pos = pos->next;
}
if (0 > ha.delta)
{
start_pos = pos;
end_pos = spos;
}
else
{
start_pos = spos;
if (NULL == pos)
end_pos = h->transactions_tail;
else
end_pos = pos;
}
/* now calculate balances at beginning end end of
transaction history */
GNUNET_assert (GNUNET_OK ==
TALER_amount_get_zero (h->currency,
&total_outgoing));
GNUNET_assert (GNUNET_OK ==
TALER_amount_get_zero (h->currency,
&start_incoming));
GNUNET_assert (GNUNET_OK ==
TALER_amount_get_zero (h->currency,
&end_incoming));
for (pos = h->transactions_head;
NULL != pos;
pos = pos->next)
{
if ( (0 == strcasecmp (pos->credit_account,
account)) &&
(T_CREDIT == pos->type) )
{
if (pos == start_pos)
start_pos = NULL;
if (NULL != start_pos)
{
/* we are *before* the start position (exclusive), add to balances */
GNUNET_break (GNUNET_OK ==
TALER_amount_add (&start_incoming,
&start_incoming,
&pos->amount));
}
if (NULL != end_pos)
{
/* we are *before* the end position (inclusive),
add to balances */
GNUNET_break (GNUNET_OK ==
TALER_amount_add (&end_incoming,
&end_incoming,
&pos->amount));
}
if (pos == end_pos)
end_pos = NULL;
}
if ( (0 == strcasecmp (pos->debit_account,
account)) &&
(T_DEBIT == pos->type) )
{
GNUNET_break (GNUNET_OK ==
TALER_amount_add (&total_outgoing,
&total_outgoing,
&pos->amount));
}
}
return TALER_MHD_reply_json_pack (connection,
MHD_HTTP_OK,
"{s:o}",
"{s:o, s:o, s:o, s:o}",
"incoming_transactions",
history);
history,
"current_outgoing",
TALER_JSON_from_amount (&total_outgoing),
"total_incoming_start",
TALER_JSON_from_amount (&start_incoming),
"total_incoming_end",
TALER_JSON_from_amount (&end_incoming));
}