minimize contract calls needed

contracts/FungibleTokenCustom.aes

@@ -20,6 +20,12 @@
 
 @compiler >= 4
 
+contract TokenSale =
+  stateful entrypoint set_token : () => unit
+
+contract WordRegistry =
+  stateful entrypoint add_token : (TokenSale, string) => unit
+
 include "Option.aes"
 
 /// @title - Fungible token with all the extensions - burn, mint, allowances
@@ -64,15 +70,17 @@ contract FungibleTokenFull =
   // Create a fungible token with
   // the following `name` `symbol` and `decimals`
   // and set the inital smart contract state
-  entrypoint init(name: string, decimals : int, symbol : string, owner : address) =
+  entrypoint init(name: string, decimals : int, symbol : string, token_sale : TokenSale, word_registry : WordRegistry) =
     // If the `name` lenght is less than 1 symbol abort the execution
     require(String.length(name) >= 1, "STRING_TOO_SHORT_NAME")
     // If the `symbol` length is less than 1 symbol abort the execution
     require(String.length(symbol) >= 1, "STRING_TOO_SHORT_SYMBOL")
     // If the provided value for `decimals` is negative abort the execution
     require_non_negative_value(decimals)
 
-    { owner        = owner,
+    token_sale.set_token()
+    word_registry.add_token(token_sale, symbol)
+    { owner        = token_sale.address,
       total_supply = 0,
       balances     = {},
       meta_info    = { name = name, symbol = symbol, decimals = decimals },

contracts/TokenSale.aes

@@ -60,7 +60,8 @@ contract TokenSale =
     // require(vote_timeout == (60 / 3) * 24 * 7, "INCORRECT_VOTE_TIMEOUT")
     { token = None, votes = {}, spread = 0, vote_timeout = vote_timeout, bonding_curve = bonding_curve, description = description }
 
-  stateful entrypoint set_token(token : Token) : unit =
+  stateful entrypoint set_token() : unit =
+    let token : Token = Address.to_contract(Call.caller)
     require(!has_token(), "TOKEN_ALREADY_SET")
     put(state{ token = Some(token) })
 

contracts/WordRegistry.aes

@@ -33,8 +33,7 @@ contract WordRegistry =
     { tokens = {},
       owner = Call.caller }
 
-  stateful entrypoint add_token(token_sale : TokenSale) : unit =
-    let symbol = token_sale.get_token().meta_info().symbol
+  stateful entrypoint add_token(token_sale : TokenSale, symbol : string) : unit =
     require(!Map.member(symbol, state.tokens), "SYMBOL_ALREADY_EXISTENT")
     put(state{ tokens = state.tokens{ [symbol] = token_sale } })
 

test/tokenSaleVotingTest.js

@@ -12,6 +12,7 @@ const TOKEN_SALE_INTERFACE = readFileRelative('./contracts/interfaces/TokenSaleI
 const TOKEN = readFileRelative('./contracts/FungibleTokenCustom.aes', 'utf-8');
 const TOKEN_VOTING = readFileRelative('./contracts/TokenVoting.aes', 'utf-8');
 const TOKEN_VOTING_INTERFACE = readFileRelative('./contracts/interfaces/TokenVotingInterface.aes', 'utf-8');
+const WORD_REGISTRY = readFileRelative('./contracts/WordRegistry.aes', 'utf-8');
 const BONDING_CURVE = require('sophia-bonding-curve/BondCurveLinear.aes')
 
 const config = {
@@ -21,7 +22,7 @@ const config = {
 };
 
 describe('Token- Sale and Voting Contracts', () => {
-  let client, sale, voting, token, bondingCurve;
+  let client, sale, voting, token, registry, bondingCurve;
 
   before(async () => {
     client = await Universal({
@@ -54,12 +55,16 @@ describe('Token- Sale and Voting Contracts', () => {
     assert.equal(init.result.returnType, 'ok');
   });
 
+  it('Deploy Registry', async () => {
+    registry = await client.getContractInstance(WORD_REGISTRY);
+    const init = await registry.methods.init();
+    assert.equal(init.result.returnType, 'ok');
+  });
+
   it('Deploy and set Token', async () => {
     token = await client.getContractInstance(TOKEN);
-    const init = await token.methods.init("Test Token", 0, "TT", sale.deployInfo.address.replace('ct_', 'ak_'));
+    const init = await token.methods.init("Test Token", 0, "TT", sale.deployInfo.address, registry.deployInfo.address);
     assert.equal(init.result.returnType, 'ok');
-    const set = await sale.methods.set_token(token.deployInfo.address);
-    assert.equal(set.result.returnType, 'ok');
   });
 
   it('Deploy Voting Contract', async () => {

test/wordRegistryTest.js

@@ -52,11 +52,8 @@ describe('WordRegistry Contract', () => {
 
   it('Deploy and add Token', async () => {
     token = await client.getContractInstance(TOKEN);
-    const init = await token.methods.init("Test Token", 0, "TT", contract.deployInfo.address.replace('ct_', 'ak_'));
+    const init = await token.methods.init("Test Token", 0, "TT", sale.deployInfo.address, contract.deployInfo.address);
     assert.equal(init.result.returnType, 'ok');
-    await sale.methods.set_token(token.deployInfo.address);
-    const set = await contract.methods.add_token(sale.deployInfo.address);
-    assert.equal(set.result.returnType, 'ok');
   });
 
   it('Get State', async () => {