Refactor: separate different types of builders into different files

[ascjones]

A step towards providing the call builder style API for calling contracts from pallets, following up on #2219 as part of #1674.

This also separates the CallFlags from the CallBuilder (since call flags are not used when calling into pallet_contracts directly)

[cmichi]

Changelog update plz. And could you check if change to ink-docs are necessary?

[codecov]

Codecov Report

Attention: Patch coverage is 0% with 44 lines in your changes are missing coverage. Please review.

Project coverage is 60.55%. Comparing base (eeae6c9) to head (94009f2).
Report is 4 commits behind head on master.

Files	Patch %	Lines
crates/env/src/call/call_builder/mod.rs	0.00%	27 Missing ⚠️
crates/env/src/call/call_builder/call.rs	0.00%	17 Missing ⚠️

Additional details and impacted files

@@            Coverage Diff             @@
##           master    #2228      +/-   ##
==========================================
- Coverage   60.58%   60.55%   -0.03%     
==========================================
  Files         140      141       +1     
  Lines        5779     5773       -6     
  Branches     2448     2448              
==========================================
- Hits         3501     3496       -5     
+ Misses       2278     2277       -1     

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[github-actions]

🦑 📈 ink! Example Contracts ‒ Changes Report 📉 🦑

These are the results when building the integration-tests/* contracts from this branch with cargo-contract and comparing them to ink! master:

Contract	Upstream Size (kB)	PR Size (kB)	Diff (kB)	Diff (%)	Change
call-builder-return-value	9.249	9.177	-0.072	-0.778463	📉
e2e-runtime-only-backend	1.901	1.901	0	0	➖
lang-err/call-builder-delegate	2.65	2.65	0	0	➖
lang-err/call-builder	5.571	5.511	-0.06	-1.07701	📉
lang-err/constructors-return-value	1.997	1.997	0	0	➖
lang-err/contract-ref	5.062	5.018	-0.044	-0.869222	📉
lang-err/integration-flipper	1.827	1.827	0	0	➖
mother	12.753	12.753	0	0	➖
sr25519-verification	1.154	1.154	0	0	➖
call-runtime	2.071	2.071	0	0	➖
combined-extension	2.149	2.149	0	0	➖
conditional-compilation	1.502	1.502	0	0	➖
contract-storage	7.58	7.58	0	0	➖
contract-terminate	1.369	1.369	0	0	➖
contract-transfer	1.731	1.731	0	0	➖
contract-xcm	19.678	19.678	0	0	➖
cross-contract-calls	7.732	7.677	-0.055	-0.71133	📉
cross-contract-calls/other-contract	1.595	1.595	0	0	➖
custom-allocator	7.787	7.787	0	0	➖
custom-environment	2.158	2.158	0	0	➖
dns	7.355	7.355	0	0	➖
e2e-call-runtime	1.32	1.32	0	0	➖
erc1155	14.397	14.4	0.003	0.0208377	📈
erc20	6.955	6.955	0	0	➖
erc721	10.044	10.044	0	0	➖
events	5.27	5.27	0	0	➖
flipper	1.651	1.651	0	0	➖
incrementer	1.516	1.516	0	0	➖
lazyvec	4.66	4.66	0	0	➖
mapping	8.036	8.036	0	0	➖
multi-contract-caller	6.654	6.545	-0.109	-1.63811	📉
multi-contract-caller/accumulator	1.388	1.388	0	0	➖
multi-contract-caller/adder	1.922	1.887	-0.035	-1.82102	📉
multi-contract-caller/subber	1.942	1.907	-0.035	-1.80227	📉
multisig	21.843	21.827	-0.016	-0.07325	📉
payment-channel	5.742	5.742	0	0	➖
psp22-extension	7.083	7.083	0	0	➖
rand-extension	2.977	2.977	0	0	➖
runtime-call-contract	1.596	1.596	0	0	➖
static-buffer	2.578	2.578	0	0	➖
trait-dyn-cross-contract-calls	2.899	2.852	-0.047	-1.62125	📉
trait-dyn-cross-contract-calls/contracts/incrementer	1.557	1.557	0	0	➖
trait-erc20	7.331	7.331	0	0	➖
trait-flipper	1.502	1.502	0	0	➖
trait-incrementer	1.626	1.626	0	0	➖
upgradeable-contracts/delegator	3.96	3.91	-0.05	-1.26263	📉
upgradeable-contracts/delegator/delegatee	1.641	1.641	0	0	➖
upgradeable-contracts/delegator/delegatee2	1.641	1.641	0	0	➖
upgradeable-contracts/set-code-hash-migration	1.755	1.755	0	0	➖
upgradeable-contracts/set-code-hash-migration/migration	1.462	1.462	0	0	➖
upgradeable-contracts/set-code-hash-migration/updated-incrementer	1.909	1.909	0	0	➖
upgradeable-contracts/set-code-hash	1.755	1.755	0	0	➖
upgradeable-contracts/set-code-hash/updated-incrementer	1.733	1.733	0	0	➖
wildcard-selector	2.858	2.858	0	0	➖

Link to the run | Last update: Tue Apr 30 17:25:17 CEST 2024

[ascjones]

Changelog update plz. And could you check if change to ink-docs are necessary?

This is an internal refactoring, the external API remains unchanged so I believe no changelog entry or docs required.