[package]
name = "subxt-signer"
version.workspace = true
authors.workspace = true
edition.workspace = true
rust-version.workspace = true
publish = true

license.workspace = true
readme = "README.md"
repository.workspace = true
documentation.workspace = true
homepage.workspace = true
description = "Sign extrinsics to be submitted by Subxt"
keywords = ["parity", "subxt", "extrinsic", "signer"]

[features]
default = ["sr25519", "ecdsa", "subxt", "std"]
std = [
    "regex/std",
    "pbkdf2/std",
    "sha2/std",
    "hmac/std",
    "bip39/std",
    "schnorrkel?/std",
    "secp256k1?/std",
    "serde?/std",
    "serde_json?/std",
    "base64?/std",
    "scrypt?/std",
    "crypto_secretbox?/std",
]

# Pick the signer implementation(s) you need by enabling the
# corresponding features. Note: I had more difficulties getting
# ecdsa compiling to WASM on my mac; following this comment helped:
# https://github.com/rust-bitcoin/rust-bitcoin/issues/930#issuecomment-1215538699
sr25519 = ["schnorrkel"]
ecdsa = ["secp256k1"]
unstable-eth = ["keccak-hash", "ecdsa", "secp256k1", "bip32"]

# Enable support for loading key pairs from polkadot-js json.
polkadot-js-compat = ["std", "subxt", "sr25519", "base64", "scrypt", "crypto_secretbox", "serde", "serde_json"]

# Make the keypair algorithms here compatible with Subxt's Signer trait,
# so that they can be used to sign transactions for compatible chains.
subxt = ["dep:subxt-core"]

# The getrandom package is used via schnorrkel. We need to enable the JS
# feature on it if compiling for the web.
web = ["getrandom/js"]

[dependencies]
subxt-core = { workspace = true, optional = true, default-features = false }
secrecy = { workspace = true }
regex = { workspace = true, features = ["unicode"] }
hex = { workspace = true, features = ["alloc"] }
cfg-if = { workspace = true }
codec = { package = "parity-scale-codec", workspace = true, features = [
    "derive",
] }
polkadot-sdk = { workspace = true, features = ["sp-crypto-hashing"] }
pbkdf2 = { workspace = true }
sha2 = { workspace = true }
hmac = { workspace = true }
zeroize = { workspace = true }
bip39 = { workspace = true }
bip32 = { workspace = true, features = ["alloc", "secp256k1"], optional = true }
schnorrkel = { workspace = true, optional = true }
secp256k1 = { workspace = true, optional = true, features = [
    "alloc",
    "recovery",
] }
keccak-hash = { workspace = true, optional = true }

# These are used if the polkadot-js-compat feature is enabled
serde = { workspace = true, optional = true }
serde_json = { workspace = true, optional = true }
base64 = { workspace = true, optional = true, features = ["alloc"] }
scrypt = { workspace = true, default-features = false, optional = true }
crypto_secretbox = { workspace = true, optional = true, features = ["alloc", "salsa20"] }

# We only pull this in to enable the JS flag for schnorrkel to use.
getrandom = { workspace = true, optional = true }

[dev-dependencies]
proptest = { workspace = true }
hex-literal = { workspace = true }
polkadot-sdk = { workspace = true, features = ["sp-core", "sp-keyring"] }

[package.metadata.cargo-machete]
ignored = ["getrandom"]

[package.metadata.docs.rs]
default-features = true
rustdoc-args = ["--cfg", "docsrs"]

[package.metadata.playground]
default-features = true

[lints]
workspace = true