add aqua script

aqua-examples/evm-integration/aqua/multi_provider.aqua

@@ -1,42 +1,159 @@
--- import "@fluencelabs/aqua-lib/builtin.aqua"
+data FunctionAddress:
+  peer_id: string
+  service_id: string
 
--- func n_urls(providers:Providers) -> i64:
---   res: *string
---   for provider <- providers.urls:
---    res <<- provider.url
---  n <- Op.array_length(res)
---  <- n
+data ProviderInfo:
+  name: string
+  url: string
 
 data EVMResult:
+  provider: string
   stdout: string
   stderr: string
 
-data ProviderInfo:
-  url: string
-  api_key: string
-  name: string
-
-data Providers:
-    urls: []ProviderInfo
-
 service MyOp("op"):
-  identity(x:string) -> string
   array_length(providers: []ProviderInfo) -> i64
+  identity(x: i64) -> f64
+
+service MyOp2("op"):
+  array_length(providers: []FunctionAddress) -> i64
 
 service MultiProviderQuery("service-id"):
-  get_balance(provider: ProviderInfo, account: string, block_height: string) -> EVMResult
-  get_block_number(provider: ProviderInfo) -> EVMResult
+  get_block_number(provider: ProviderInfo) -> EVMResult   
 
-func get_block_heights(providers: Providers, service_id: string, node: string) -> []EVMResult, i64:
-    block_heights: *EVMResult
-    -- n <- n_urls(providers)
-    n <- MyOp.array_length(providers.urls)
 
-    if n > 0:
-      on node:
-        MultiProviderQuery service_id
-        for provider <- providers.urls par:
-          block_heights <- MultiProviderQuery.get_block_number(provider)
-      join block_heights[n-1]
+func get_block_heights(providers: []ProviderInfo, addrs: []FunctionAddress) -> []EVMResult:
+  result: *EVMResult
+  result2: *string
+  n <- MyOp.array_length(providers)
+  n2 <- MyOp2.array_length(addrs)
 
-    <- block_heights, n
+  if n > 0:
+    for addr <- addrs par:
+      on addr.peer_id:
+        MultiProviderQuery addr.service_id
+        for provider <- providers:
+          result <- MultiProviderQuery.get_block_number(provider)
+          result2 <<- provider.name
+        -- join result[n2-1]
+    join result[n*n2-1]
+  <- result
+
+
+func get_block_height(providers: []ProviderInfo, addr: FunctionAddress) ->[]EVMResult:
+  result: *EVMResult
+  n <- MyOp.array_length(providers)
+  
+  if n > 0:
+    on addr.peer_id:
+      MultiProviderQuery addr.service_id
+      for provider <- providers:
+        result <- MultiProviderQuery.get_block_number(provider)
+      join result[n]
+  <- result
+
+
+func provider_test(providers: []ProviderInfo) -> []string:
+  result: *string
+  n <- MyOp.array_length(providers)
+  
+  if n > 0:
+    for provider <- providers:
+      result <<- provider.name
+    join result[n-1]
+  <- result
+
+data QuorumService:
+  peer_id: string
+  service_id: string
+
+data Oracle:
+    n: u32
+    mode: u64
+    freq: u32
+    err_str: string
+
+service SimpleQuorum("service-id"):
+  point_estimate(data: []EVMResult, min_points: u32) -> Oracle
+  is_quorum(x:u64, y:u64, threshold:f64) -> bool
+
+func get_block_height_oracle(providers: []ProviderInfo, addrs: []FunctionAddress, q_addr: QuorumService) -> Oracle:
+  result: *EVMResult
+  result2: *string
+  oracle: *Oracle
+  
+  n <- MyOp.array_length(providers)
+  n2 <- MyOp2.array_length(addrs)
+
+  if n > 0:
+    for addr <- addrs par:
+      on addr.peer_id:
+        MultiProviderQuery addr.service_id
+        for provider <- providers:
+          result <- MultiProviderQuery.get_block_number(provider)
+          result2 <<- provider.name
+        -- join result[n2-1]
+    join result[n*n2-1]
+  
+    on q_addr.peer_id:
+      SimpleQuorum q_addr.service_id
+      oracle <-SimpleQuorum.point_estimate(result, 3)
+
+  <- oracle[0]
+
+
+-- func get_block_height_quorum(providers: []ProviderInfo, addrs: []FunctionAddress, q_addr: QuorumService, t_quorum: i64) -> Oracle, u32:
+func get_block_height_quorum(providers: []ProviderInfo, addrs: []FunctionAddress, q_addr: QuorumService, t_quorum: f64) -> Oracle, bool:
+  result: *EVMResult
+  result2: *string
+  oracle: *Oracle
+  quorum: *bool
+
+  min_points = 3  -- minimum points we want in order to calculate an oracle 
+
+  n <- MyOp.array_length(providers)
+  n2 <- MyOp2.array_length(addrs)
+
+  if n > 0:
+    for addr <- addrs par:
+      on addr.peer_id:
+        MultiProviderQuery addr.service_id
+        for provider <- providers:
+          result <- MultiProviderQuery.get_block_number(provider)
+          result2 <<- provider.name
+        -- join result[n2-1]
+    join result[n*n2-1]
+  
+    on q_addr.peer_id:
+      SimpleQuorum q_addr.service_id
+      oracle <-SimpleQuorum.point_estimate(result, min_points)
+      quorum <- SimpleQuorum.is_quorum(oracle[0].freq, oracle[0].n, t_quorum)
+
+  <- oracle[0], quorum[0]
+
+
+func get_block_height_quorum_exceptions(providers: []ProviderInfo, addrs: []FunctionAddress, q_addr: QuorumService) -> Oracle, EVMResult:
+  result: *EVMResult
+  result2: *string
+  oracle: *Oracle
+  
+  n <- MyOp.array_length(providers)
+  n2 <- MyOp2.array_length(addrs)
+
+  if n > 0:
+    for addr <- addrs par:
+      on addr.peer_id:
+        MultiProviderQuery addr.service_id
+        for provider <- providers:
+          result <- MultiProviderQuery.get_block_number(provider)
+          result2 <<- provider.name
+        -- join result[n2-1]
+    join result[n*n2-1]
+  
+    on q_addr.peer_id:
+      SimpleQuorum q_addr.service_id
+      oracle <-SimpleQuorum.point_estimate(result, 3)
+
+
+
+  <- oracle[0], result[0]