Browser extension signing example (#1067)

* routing and signing example

* cliipy fix

* submitting extrinsics

* change order of lines

* Skip call variants if there aren't any (#980)

Co-authored-by: Niklas Adolfsson <niklasadolfsson1@gmail.com>

* Tidy up some metadata accessing (#978)

* Reduce some repetition when obtaining metadata pallets/runtime_traits

* make them pub

* fix docs and clippy

* Bump tokio from 1.28.1 to 1.28.2 (#984)

Bumps [tokio](https://github.com/tokio-rs/tokio) from 1.28.1 to 1.28.2.
- [Release notes](https://github.com/tokio-rs/tokio/releases)
- [Commits](https://github.com/tokio-rs/tokio/compare/tokio-1.28.1...tokio-1.28.2)

---
updated-dependencies:
- dependency-name: tokio
  dependency-type: direct:production
  update-type: version-update:semver-patch
...

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* Bump regex from 1.8.2 to 1.8.3 (#986)

Bumps [regex](https://github.com/rust-lang/regex) from 1.8.2 to 1.8.3.
- [Release notes](https://github.com/rust-lang/regex/releases)
- [Changelog](https://github.com/rust-lang/regex/blob/master/CHANGELOG.md)
- [Commits](https://github.com/rust-lang/regex/compare/1.8.2...1.8.3)

---
updated-dependencies:
- dependency-name: regex
  dependency-type: direct:production
  update-type: version-update:semver-patch
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* Bump quote from 1.0.27 to 1.0.28 (#983)

Bumps [quote](https://github.com/dtolnay/quote) from 1.0.27 to 1.0.28.
- [Release notes](https://github.com/dtolnay/quote/releases)
- [Commits](https://github.com/dtolnay/quote/compare/1.0.27...1.0.28)

---
updated-dependencies:
- dependency-name: quote
  dependency-type: direct:production
  update-type: version-update:semver-patch
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* Bump proc-macro2 from 1.0.58 to 1.0.59 (#985)

Bumps [proc-macro2](https://github.com/dtolnay/proc-macro2) from 1.0.58 to 1.0.59.
- [Release notes](https://github.com/dtolnay/proc-macro2/releases)
- [Commits](https://github.com/dtolnay/proc-macro2/compare/1.0.58...1.0.59)

---
updated-dependencies:
- dependency-name: proc-macro2
  dependency-type: direct:production
  update-type: version-update:semver-patch
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* restrict sign_with_address_and_signature interface (#988)

* changing js bridge

* dryrunresult ok

* submitting extrinsic working

* tiny up code and ui

* formatting

* remove todos

* support tip and mortality

* Prevent bug when reusing type ids in hashing (#1075)

* practice TDD

* implement a hashmap 2-phases approach

* use nicer types

* add test for cache filling

* adjust test

---------

Co-authored-by: James Wilson <james@jsdw.me>

* small adjustment

* Merge branch 'master' into tadeo-hepperle-browser-extension-signing-example

* fix lock file

* tell users how to add Alice account to run signing example

* adjust to PR comments

* fmt

---------

Signed-off-by: dependabot[bot] <support@github.com>
Co-authored-by: James Wilson <james@jsdw.me>
Co-authored-by: Niklas Adolfsson <niklasadolfsson1@gmail.com>
Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>

subxt/src/config/extrinsic_params.rs

@@ -57,12 +57,20 @@ pub trait ExtrinsicParams<Hash>: Debug + 'static {
 #[derive(Derivative)]
 #[derivative(Debug(bound = "Tip: Debug"))]
 pub struct BaseExtrinsicParams<T: Config, Tip: Debug> {
+    /// Era defines how long the transaction will be valid for.
     era: Era,
+    /// Nonce (account nonce sent along an extrinsic, such that no extrinsic is submitted twice)
     nonce: u64,
+    /// The tip you would like to give to the block author for this transaction.
+    /// Note: Can be zero.
     tip: Tip,
+    /// spec version
     spec_version: u32,
+    /// transaction version
     transaction_version: u32,
+    /// genesis hash of the chain
     genesis_hash: T::Hash,
+    /// The block after which the transaction becomes valid.
     mortality_checkpoint: T::Hash,
     marker: std::marker::PhantomData<T>,
 }

subxt/src/tx/mod.rs

@@ -21,7 +21,7 @@ pub use self::signer::PairSigner;
 
 pub use self::{
     signer::Signer,
-    tx_client::{SubmittableExtrinsic, TxClient},
+    tx_client::{PartialExtrinsic, SubmittableExtrinsic, TxClient},
     tx_payload::{dynamic, BoxedPayload, DynamicPayload, Payload, TxPayload},
     tx_progress::{TxInBlock, TxProgress, TxStatus},
 };

subxt/src/tx/tx_client.rs

@@ -189,7 +189,7 @@ where
 
         // custom decoding from a u16/u32/u64 into a u64, based on the number of bytes we got back.
         let cursor = &mut &account_nonce_bytes[..];
-        let account_nonce: u64 = match account_nonce_bytes.len(){
+        let account_nonce: u64 = match account_nonce_bytes.len() {
             2 => u16::decode(cursor)?.into(),
             4 => u32::decode(cursor)?.into(),
             8 => u64::decode(cursor)?,