def index_base_info(request):
"""
Trias Blockchain BaseInfo
:param request:
"""
transactions_history = OrderedDict()
data = {}
try:
# 24-hour trading rate and 7-day trading history
transactionRate = 0
for i in range(7):
nowtime = time.time()
end = int(
time.mktime(
datetime.datetime.fromtimestamp(
nowtime).date().timetuple()) - 86400 * i +
86400) # i days ago timestamp
start = int(
time.mktime(
datetime.datetime.fromtimestamp(
nowtime).date().timetuple()) - 86400 * i +
1) # i+1 days ago timestamp
x = time.strftime("%m/%d", time.localtime(start))
tx_count = TransactionInfo.objects.filter(
Q(timestamp__lte=end) & Q(timestamp__gte=start)).count()
if i == 0:
transactionRate = round(tx_count / 24, 2)
transactions_history[x] = tx_count
data['transactionsHistory'] = transactions_history
data['transactionRate'] = transactionRate
data['addresses'] = Address.objects.count()
data['transactions'] = TransactionInfo.objects.count()
data['lastBlock'] = Block.objects.last(
).number if Block.objects.exists() else 0
data['lastBlockFees'] = 'None'
data['lastTransactionFees'] = 'None'
data['totalDifficulty'] = 'None'
# The number of active addresses in the last 7 days
addr_end = int(time.time())
addr_satrt = int(time.time() - 86400 * 7)
data['unconfirmed'] = Address.objects.filter(
Q(time__lte=addr_end) & Q(time__gte=addr_satrt)).count()
# Address balance ranking
richList = []
addresses = Address.objects.all().order_by('-time', '-id')
if addresses.exists():
richList = list(addresses.values('address', 'balance', 'time'))[:8]
for addr in richList:
addr['time'] = stamp2datetime(addr['time'])
data['richList'] = richList
except Exception as e:
logger.error(e)
return JsonResponse({"code": 200, "return_data": data})
def address_info(request):
"""
Address Detail Info
:param address: address id
:return:
"""
address = request.GET.get('address')
if not address:
return JsonResponse({"code": 201, "message": "Need Address ID"})
try:
data = list(Address.objects.filter(address=address).values())[0]
data['time'] = stamp2datetime(data['time'])
data['txCount'] = TransactionInfo.objects.filter(
Q(source=address) | Q(to=address)).count()
sent = 0
received = 0
sent_list = TransactionInfo.objects.filter(source=address).values_list(
'value', flat=True)
for sent_value in sent_list:
sent += int(sent_value)
received_list = TransactionInfo.objects.filter(to=address).values_list(
'value', flat=True)
for rec_value in received_list:
received += int(rec_value)
data['sent'] = sent
data['received'] = received
except Exception as e:
logger.error(e)
return JsonResponse({"code": 201, "message": "Address Error"})
return JsonResponse({"code": 200, "return_data": data})
def address_transactions(request):
"""
Transactions Of Address
:param address:
:param size:
:param page:
:return:
"""
size = request.GET.get("size", 3)
page = request.GET.get("page", 1)
address = request.GET.get("address")
if not address:
return JsonResponse({"code": 201, "message": "Need Address ID"})
try:
size = int(size)
page = int(page)
if size <= 0 or page <= 0:
size = 3
page = 1
except Exception as e:
size = 3
page = 1
try:
transactions = TransactionInfo.objects.filter(
Q(source=address) | Q(to=address)).order_by('-blockNumber')
pag = Paginator(transactions, size)
if page > pag.num_pages:
page = 1
data = list(
pag.page(page).object_list.values('hash', 'gasPrice', 'source',
'value', 'to', 'gasUsed',
'blockNumber'))
for item in data:
item['time'] = stamp2datetime(
Block.objects.get(number=item['blockNumber']).timestamp)
item['fees'] = item['gasPrice'] * item['gasUsed']
item['confirmations'] = Block.objects.last().number - \
item['blockNumber']
except Exception as e:
logger.error(e)
return JsonResponse({"code": 201, "message": "ERROR"})
return JsonResponse({
"code": 200,
"total_size": len(transactions),
"page": page,
"total_page": pag.num_pages,
"return_data": data
})
def block_info(request):
"""
Block Detail Info
:param block_hash: current block hash
:return:
"""
block_hash = request.GET.get('block_hash')
if not block_hash:
return JsonResponse({"code": 201, "message": "Need Block Hash"})
try:
block_info = Block.objects.filter(hash=block_hash).values('number', 'transactionsCount', 'timestamp', 'size',
'difficulty', 'nonce', 'parentHash', 'miner',
'gasLimit', 'gasUsed', 'blockReward')
if block_info.exists():
block_info = list(block_info)[0]
block_info['time'] = stamp2datetime(block_info['timestamp'])
number = block_info['number']
else:
block_info = url_data(url, "eth_getBlockByHash", [block_hash, True])['result']
block_info['time'] = stamp2datetime(hex2int(block_info['timestamp']))
block_info['transactionsCount'] = len(block_info['transactions'])
number = hex2int(block_info['number'])
block_info['number'] = number
block_info['blockReward'] = 3 * 10 ** 18
block_info['confirmations'] = IndexInfo.objects.last().lastBlock - number
if block_info['confirmations'] > 0:
next_block_number = number + 1
block_info['nextHash'] = url_data(url, "eth_getBlockByNumber", [hex(next_block_number), True])['result'][
'hash']
else:
block_info['nextHash'] = 'N/A'
except Exception as e:
logger.error(e)
return JsonResponse({"code": 201, "message": "ERROR"})
return JsonResponse({"code": 200, "return_data": block_info})
def all_transactions(request):
"""
Transactions List
:param size: per page count
:param page: current page
:return:
"""
size = request.GET.get("size", 50)
page = request.GET.get("page", 1)
try:
size = int(size)
page = int(page)
if size <= 0 or page <= 0:
size = 50
page = 1
except Exception as e:
size = 50
page = 1
try:
total_data = TransactionInfo.objects.all().order_by(
'-blockNumber', '-timestamp')
pag = Paginator(total_data, size)
if page > pag.num_pages:
page = 1
data = list(
pag.page(page).object_list.values('hash', 'source', 'to', 'value',
'blockNumber', 'blockHash',
'tx_str', 'type'))
for item in data:
number = item['blockNumber']
item['time'] = stamp2datetime(
Block.objects.get(number=number).timestamp)
except Exception as e:
logger.error(e)
return JsonResponse({"code": 201, "message": "ERROR"})
return JsonResponse({
"code": 200,
"total_size": total_data.count(),
"page": page,
"total_page": pag.num_pages,
"return_data": data
})
def all_blocks(request):
"""
Blocks List
:param size: per page count
:param page: current page
:return:
"""
size = request.GET.get("size", 50)
page = request.GET.get("page", 1)
try:
size = int(size)
page = int(page)
if size <= 0 or page <= 0:
size = 50
page = 1
except Exception as e:
size = 50
page = 1
try:
total_data = Block.objects.all().order_by('-number')
pag = Paginator(total_data, size)
if page > pag.num_pages:
page = 1
data = list(
pag.page(page).object_list.values('hash', 'number',
'transactionsCount', 'size',
'blockReward', 'timestamp'))
for item in data:
item['time'] = stamp2datetime(item['timestamp'])
item['avgFee'] = 0.00332
except Exception as e:
logger.error(e)
return JsonResponse({"code": 201, "message": "ERROR"})
return JsonResponse({
"code": 200,
"total_size": total_data.count(),
"page": page,
"total_page": pag.num_pages,
"return_data": data
})
def index_latest_blocks(request):
"""
Latest Blocks 20 Numbers
:param request:
:return:
"""
data = []
try:
blocks = Block.objects.all().order_by('-number')[:20]
if blocks.exists():
data = list(
blocks.values('number', 'size', 'timestamp', 'hash',
'blockReward'))
for item in data:
item['time'] = stamp2datetime(item['timestamp'])
except Exception as e:
logger.error(e)
return JsonResponse({"code": 200, "size": len(data), "return_data": data})
def address_info(request):
"""
Address Detail Info
:param address: address id
:return:
"""
address = request.GET.get('address')
if not address:
return JsonResponse({"code": 201, "message": "Need Address ID"})
try:
data = list(Address.objects.filter(address=address).values())[0]
data['time'] = stamp2datetime(data['time'])
data['txCount'] = TransactionInfo.objects.filter(
Q(source=address) | Q(to=address)).count()
sent = 0
received = 0
sent_list = TransactionInfo.objects.filter(source=address).values_list(
'value', flat=True)
for sent_value in sent_list:
sent += int(sent_value)
received_list = TransactionInfo.objects.filter(to=address).values_list(
'value', flat=True)
for rec_value in received_list:
received += int(rec_value)
data['sent'] = sent
data['received'] = received
except Exception as e:
logger.error(e)
return JsonResponse({"code": 201, "message": "Address Error"})
# try:
# url = 'http://' + jc.eth_ip + '/api/'
# chain = simple_request(url, params={"method":"personal_listAccounts","params":"aa"})
# data['chain'] = chain.get('chain_id', '')
# except Exception as e:
# logger.error(e)
return JsonResponse({"code": 200, "return_data": data})
def transaction_info(request):
"""
Transaction Detail Info
:param tx_hash: current transaction hash
:return:
"""
tx_hash = request.GET.get('tx_hash')
if not tx_hash:
return JsonResponse({"code": 201, "message": "Need Transaction Hash"})
data = []
try:
data = list(TransactionInfo.objects.filter(hash=tx_hash).values())[0]
number = data['blockNumber']
block = Block.objects.get(number=number)
data['gasLimit'] = block.gasLimit
data['time'] = stamp2datetime(block.timestamp)
data['confirmations'] = IndexInfo.objects.last().lastBlock - number
except Exception as e:
logger.error(e)
return JsonResponse({"code": 200, "return_data": data})
def index_recent_transactions(request):
"""
Recent Transactions 20 Numbers
:param request:
:return:
"""
data = []
try:
transactions = TransactionInfo.objects.all().order_by(
'-blockNumber')[:20]
if transactions.exists():
data = list(
transactions.values('source', 'to', 'hash', 'blockNumber'))
for item in data:
block_number = item['blockNumber']
item['time'] = stamp2datetime(
Block.objects.get(number=block_number).timestamp)
except Exception as e:
logger.error(e)
return JsonResponse({"code": 200, "size": len(data), "return_data": data})
def block_info(request):
"""
Block Detail Info
:param block_hash: current block hash
:return:
"""
block_hash = request.GET.get('block_hash')
if not block_hash:
return JsonResponse({"code": 201, "message": "Need Block Hash"})
try:
block_info = Block.objects.filter(hash=block_hash).values(
'number', 'transactionsCount', 'timestamp', 'size', 'difficulty',
'nonce', 'parentHash', 'miner', 'gasLimit', 'gasUsed',
'blockReward')
if not block_info.exists():
return JsonResponse({
"code": 201,
"message": "The block doesn't exist"
})
block_info = list(block_info)[0]
block_info['time'] = stamp2datetime(block_info['timestamp'])
number = block_info['number']
block_info['confirmations'] = Block.objects.last().number - number
if block_info['confirmations'] > 0:
next_block_number = number + 1
block_info['nextHash'] = Block.objects.get(number=number + 1).hash
else:
block_info['nextHash'] = 'N/A'
except Exception as e:
logger.error(e)
return JsonResponse({"code": 201, "message": "ERROR"})
return JsonResponse({"code": 200, "return_data": block_info})
