// Copyright 2021. The Tari Project
//
// Redistribution and use in source and binary forms, with or without modification, are permitted provided that the
// following conditions are met:
//
// 1. Redistributions of source code must retain the above copyright notice, this list of conditions and the following
// disclaimer.
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// 2. Redistributions in binary form must reproduce the above copyright notice, this list of conditions and the
// following disclaimer in the documentation and/or other materials provided with the distribution.
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// 3. Neither the name of the copyright holder nor the names of its contributors may be used to endorse or promote
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// INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
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use tari_utilities::{ByteArrayError, hex::HexError};
use thiserror::Error;

/// Error enum for the [KeyManagerStorage]
#[derive(Debug, Error)]
pub enum KeyManagerStorageError {
    #[error("Value not found")]
    ValueNotFound,
    #[error("Unexpected result: `{0}`")]
    UnexpectedResult(String),
    #[error("Pending transaction does not exist to be confirmed")]
    PendingTransactionNotFound,
    #[error("This write operation is not supported for provided DbKey")]
    OperationNotSupported,
    #[error("Could not find all values specified for batch operation")]
    ValuesNotFound,
    #[error("Error converting a type: {reason}")]
    ConversionError { reason: String },
    #[error("Key Manager not initialized")]
    KeyManagerNotInitialized,
    #[error("Storage error: `{0}`")]
    StorageError(String),
    #[error("Database migration error: `{0}`")]
    DatabaseMigrationError(String),
    #[error("Wallet db is already encrypted and cannot be encrypted until the previous encryption is removed")]
    AlreadyEncrypted,
    #[error("Wallet db is currently encrypted, decrypt before use")]
    ValueEncrypted,
    #[error("Byte array error: `{0}`")]
    ByteArrayError(String),
    #[error("Aead error: `{0}`")]
    AeadError(String),
    #[error("Binary not stored as valid hex:{0}")]
    HexError(String),
}

impl From<HexError> for KeyManagerStorageError {
    fn from(e: HexError) -> Self {
        KeyManagerStorageError::HexError(e.to_string())
    }
}

impl From<ByteArrayError> for KeyManagerStorageError {
    fn from(e: ByteArrayError) -> Self {
        KeyManagerStorageError::ByteArrayError(e.to_string())
    }
}
