use crate::ic_registry::RegistryFetchError;
use std::{io, path::PathBuf};
use thiserror::Error as ThisError;
#[derive(Debug, ThisError)]
pub enum NnsDataCenterHostError {
#[error(
"`icq nns data-center` supports only the mainnet `ic` network\n\nThe NNS data-center list is derived from public Internet Computer mainnet registry records.\nLocal replica NNS registry discovery is not implemented yet.\n\nTry:\n icq --network ic nns data-center list"
)]
UnsupportedNetwork { network: String },
#[error("data-center cache is missing at {}", path.display())]
MissingCache { path: PathBuf },
#[error("failed to read data-center cache at {}: {source}", path.display())]
ReadCache { path: PathBuf, source: io::Error },
#[error("failed to parse data-center cache at {}: {source}", path.display())]
ParseCache {
path: PathBuf,
source: serde_json::Error,
},
#[error("failed to serialize data-center cache JSON for {}: {source}", path.display())]
SerializeCache {
path: PathBuf,
source: serde_json::Error,
},
#[error("unsupported data-center cache schema version {version}; expected {expected}")]
UnsupportedCacheSchemaVersion { version: u32, expected: u32 },
#[error("cached data-center network mismatch: path is for {requested}, report is for {actual}")]
NetworkMismatch { requested: String, actual: String },
#[error("data-center refresh is already in progress; lock exists at {} since unix_ms={started_at_unix_ms}", path.display())]
RefreshAlreadyInProgress {
path: PathBuf,
started_at_unix_ms: u64,
},
#[error("failed to create data-center cache directory at {}: {source}", path.display())]
CreateCacheDirectory { path: PathBuf, source: io::Error },
#[error("failed to create data-center refresh lock at {}: {source}", path.display())]
CreateRefreshLock { path: PathBuf, source: io::Error },
#[error("failed to read data-center refresh lock at {}: {source}", path.display())]
ReadRefreshLock { path: PathBuf, source: io::Error },
#[error("failed to parse data-center refresh lock at {}: {source}", path.display())]
ParseRefreshLock {
path: PathBuf,
source: serde_json::Error,
},
#[error("failed to serialize data-center refresh lock at {}: {source}", path.display())]
SerializeRefreshLock {
path: PathBuf,
source: serde_json::Error,
},
#[error("failed to write data-center refresh lock at {}: {source}", path.display())]
WriteRefreshLock { path: PathBuf, source: io::Error },
#[error("failed to remove data-center refresh lock at {}: {source}", path.display())]
RemoveRefreshLock { path: PathBuf, source: io::Error },
#[error("live NNS data-center refresh failed: {0}")]
NnsQuery(#[from] RegistryFetchError),
#[error("failed to write data-center cache temp file at {}: {source}", path.display())]
WriteCacheTemp { path: PathBuf, source: io::Error },
#[error("failed to sync data-center cache temp file at {}: {source}", path.display())]
SyncCacheTemp { path: PathBuf, source: io::Error },
#[error("failed to replace data-center cache at {} from {}: {source}", cache_path.display(), temp_path.display())]
ReplaceCache {
temp_path: PathBuf,
cache_path: PathBuf,
source: io::Error,
},
#[error("failed to sync data-center cache directory at {}: {source}", path.display())]
SyncCacheDirectory { path: PathBuf, source: io::Error },
#[error("failed to write refreshed data-center output at {}: {source}", path.display())]
WriteRefreshOutput { path: PathBuf, source: io::Error },
#[error("failed to sync refreshed data-center output at {}: {source}", path.display())]
SyncRefreshOutput { path: PathBuf, source: io::Error },
#[error("data center {input:?} did not match the mainnet NNS data-center list")]
DataCenterNotFound { input: String },
#[error("data-center prefix {prefix:?} is ambiguous; matches: {matches:?}")]
AmbiguousDataCenterPrefix {
prefix: String,
matches: Vec<String>,
},
}