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add additional topic to gov hook (allow batch redemption for swaps)

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Richard Holland
2023-04-13 09:41:35 +00:00
parent b3d714260f
commit 025772a92b
1 changed files with 64 additions and 8 deletions
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72
hook/govern.c
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@@ -27,6 +27,13 @@
* Parameter Value: Initial seat #0's member's 20 byte Account ID.
*
* ...
*
* Topics:
* 'H[0-9]' - Hook Hash in positions 0-9 <32 byte hash>
* 'RR' - reward rate <le xfl 8 bytes>
* 'RD' - reward delay <le xfl 8 bytes>
* 'S[0-19]' - who is a governance member occupying that seat <20 byte accid>
* 'B[0-19]' - reimburse member at seat 0-19 for a Batch of xrp swaps <be drops 8 bytes>
*
* Hook State:
* State Key: {0..0, 'M', 'C'}
@@ -44,10 +51,10 @@
* State Key: {0..0, <20 byte account id>}
* State Data: Seat number this member occupies <1 byte>
*
* State Key: {'V', 'H|R|M' <topic type>, '\0 + topic id', 0..0, <member accid>}
* State Key: {'V', 'H|R|S|B' <topic type>, '\0 + topic id', 0..0, <member accid>}
* State Data: A vote by a member for a topic and topic data
*
* State Key: {'C', 'H|R|M' <topic type>, '\0 + topic id', 0*, <front truncated topic data>}
* State Key: {'C', 'H|R|S|B' <topic type>, '\0 + topic id', 0*, <front truncated topic data>}
* State Data: The number of members who have voted for that topic data and topic combination <1 byte>
*
* Hook Invocation:
@@ -224,11 +231,12 @@ int64_t hook(uint32_t r)
if (result != 2 || (
topic[0] != 'S' && // topic type: seat
topic[0] != 'H' && // topic type: hook
topic[0] != 'R')) // topic type: reward
topic[0] != 'R' && // topic type: reward
topic[0] != 'B')) // topic type: batch (redeem xrp swaps to gov member)
NOPE("Governance: Valid TOPIC must be specified as otxn parameter.");
if (topic[0] == 'S' && topic[1] > (SEAT_COUNT - 1) )
if (topic[0] == 'S' && topic[1] > (SEAT_COUNT - 1))
NOPE("Governance: Valid seat topics are 0 through 19.");
if (topic[0] == 'H' && topic[1] > HOOK_MAX)
@@ -236,13 +244,18 @@ int64_t hook(uint32_t r)
if (topic[0] == 'R' && topic[1] != 'R' && topic[1] != 'D')
NOPE("Governance: Valid reward topics are R (rate) and D (delay).");
if (topic[0] == 'B' && topic[1] > (SEAT_COUNT - 1))
NOPE("Governance: Valid batch topics are 0 through 19.");
// RH TODO: validate RR/RD xfl > 0
// RH TODO: validate B drops > 0
uint8_t topic_data[32];
uint8_t topic_size =
topic[0] == 'R' ? 8 : // reward topics are an 8 byte int/xfl
topic[0] == 'H' ? 32 : // hook topics are a 32 byte hook hash
20; // account topics are a 20 byte account ID
topic[0] == 'S' ? 20 : // account topics are a 20 byte account ID
8; // reward and batch topics are an 8 byte le xfl
uint8_t padding = 32 - topic_size;
@@ -321,7 +334,7 @@ int64_t hook(uint32_t r)
}
// now check if we hit threshold
if (votes < (topic[0] == 'M' ? (member_count * 0.8) : member_count))
if (votes < ((topic[0] == 'S' || topic[0] == 'B') ? (member_count * 0.8) : member_count))
DONE("Governance: Vote recorded. Not yet enough votes to action.");
// 100%/80% threshold as needed is reached
@@ -332,6 +345,49 @@ int64_t hook(uint32_t r)
switch (topic[0])
{
case 'B':
{
// batch (redeem xrp swaps) topics
uint8_t member_acc[20];
if (state(SBUF(member_acc), topic + 1, 1) != 20)
NOPE("Governance: Cannot action batch topic because target seat is empty.");
uint64_t distribution_amount = UINT64_FROM_BUF(topic_data);
// emit
uint8_t tx[PREPARE_PAYMENT_SIMPLE_SIZE];
PREPARE_PAYMENT_SIMPLE(tx, distribution_amount, member_acc, 0, 0);
// emit the transaction
uint8_t emithash[32];
int64_t emit_result = emit(SBUF(emithash), SBUF(tx));
ASSERT(emit_result > 0);
if (DEBUG)
TRACEVAR(emit_result);
// unset all votes for this
for (uint8_t i = 0; GUARD(SEAT_COUNT), i < member_count; ++i)
{
uint8_t member_acc[32];
if (state(member_acc + 12, 20, SVAR(i)) != 20)
continue;
member_acc[0] = 'V';
member_acc[1] = topic[0];
member_acc[2] = topic[1];
ASSERT(state_set(0,0, SBUF(member_acc)) == 0);
}
// delete the counter
topic_data[0] = 'C';
topic_data[1] = topic[0];
topic_data[2] = topic[1];
ASSERT(state(0,0, SBUF(topic_data)) == 0);
DONE("Governance: Emitted batch redemption.");
}
case 'R':
{
// reward topics