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use ergo_lib::ergotree_ir::chain::ergo_box::box_value::BoxValue;
use ergo_lib::ergotree_ir::chain::ergo_box::{ErgoBox, ErgoBoxCandidate, NonMandatoryRegisters};
use ergo_lib::ergotree_ir::chain::token::{Token, TokenAmount};
use ergo_lib::ergotree_ir::mir::constant::Constant;
use crate::encoding::address_string_to_ergo_tree;
use crate::error::{HeadlessDappError, Result};
use crate::{BlockHeight, ErgoAddressString, NanoErg};
use std::convert::TryFrom;
pub fn create_candidate(
value: NanoErg,
output_address: &ErgoAddressString,
tokens: &Vec<Token>,
registers: &Vec<Constant>,
current_height: BlockHeight,
) -> Result<ErgoBoxCandidate> {
let obb_value = BoxValue::new(value).map_err(|_| HeadlessDappError::InvalidBoxValue(value))?;
let obb_registers = NonMandatoryRegisters::try_from(registers.to_owned())
.map_err(|_| HeadlessDappError::InvalidRegisterValues())?;
let obb_ergo_tree = address_string_to_ergo_tree(output_address)
.map_err(|_| HeadlessDappError::InvalidP2PKAddress(output_address.clone()))?;
let output_bank_candidate = ErgoBoxCandidate {
value: obb_value,
ergo_tree: obb_ergo_tree,
tokens: tokens.clone(),
additional_registers: obb_registers.clone(),
creation_height: current_height as u32,
};
Ok(output_bank_candidate)
}
pub fn find_and_sum_other_tokens(
filter_tokens: &Vec<Token>,
input_boxes: &Vec<ErgoBox>,
) -> Vec<Token> {
let mut new_tokens: Vec<Token> = vec![];
for b in input_boxes {
for t in b.tokens.clone() {
let filter_tokens_check = filter_tokens.iter().any(|tok| tok.token_id == t.token_id);
let new_tokens_check = new_tokens.iter().any(|tok| t.token_id == tok.token_id);
if filter_tokens_check {
continue;
} else if new_tokens_check {
new_tokens = new_tokens
.iter()
.map(|tok| {
if tok.token_id == t.token_id {
Token {
token_id: tok.token_id.clone(),
amount: TokenAmount::try_from(
u64::from(tok.amount) + u64::from(t.amount),
)
.unwrap(),
}
} else {
tok.clone()
}
})
.collect();
} else {
new_tokens.push(t)
}
}
}
new_tokens
}