jlib 0.1.0

A lightweight blockchain lib.
Documentation 
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136

use std::rc::Rc;

use crate::message::transaction::relation::{RelationTxJson};

use crate::base::serialize::signed_obj::{
    SignedTxJson, TxJsonBuilder,  TxJsonSigningPubKeyBuilder, TxJsonRelationTypeBuilder,
    TxJsonFlagsBuilder, TxJsonFeeBuilder, TxJsonTransactionTypeBuilder, TxJsonAccountBuilder, TxJsonSequenceBuilder,
    TxJsonTargetBuilder, TxJsonLimitAmountBuilder,
};

use crate::base::data::constants::{
    TX_FLAGS, TX_FEE, TX_ACCOUNT, TX_TRANSACTION_TYPE, TX_SEQUENCE, TX_SIGNING_PUB_KEY,
    TX_RELATION_TYPE, TX_TARGET, TX_LIMIT_AMOUNT
};

use crate::base::wallet::keypair::*;
use crate::base::local_sign::sign_tx::{SignTx, PRE_FIELDS};
use crate::base::{G_TRANSACTION_TYPE_MAP, TWHashMap};

pub trait FormatSignTxJson {
    fn prepare(&mut self, sign_tx: &SignTx);
    fn format(&mut self);
}

pub struct SignTxRelate <'a> {
    pub fields : Vec<&'a str>,
    pub keypair: &'a Keypair,
    pub tx_json: &'a RelationTxJson,

    pub sequence: u32,

    pub output: SignedTxJson<'a>,
}

impl <'a> SignTxRelate <'a> {
    pub fn with_params(keypair: &'a Keypair, tx_json: &'a RelationTxJson, sequence: u32) -> Self {
        let mut pre = vec![];
        pre.extend_from_slice(&PRE_FIELDS);

        SignTxRelate {
            fields : pre,
            keypair: keypair,
            tx_json: tx_json,

            sequence: sequence,

            output: SignedTxJson::new(),
        }
    }

    //output blob which is signed.
    pub fn build(&mut self, sign_tx: &SignTx) -> String {

        //Step 1
        self.prepare(&sign_tx);

        //Step 2
        self.format();

        //Step 3
        sign_tx.get_txn_signature(&mut self.fields, &mut self.output);

        //Step 4
        sign_tx.get_blob(&mut self.output)
    }
}

impl <'a> FormatSignTxJson for SignTxRelate <'a> {
    fn prepare(&mut self, sign_tx: &SignTx) {
        sign_tx.update(&mut self.fields, TX_RELATION_TYPE);
        sign_tx.update(&mut self.fields, TX_TARGET);
        sign_tx.update(&mut self.fields, TX_LIMIT_AMOUNT);
    }

    fn format(&mut self) {
        let tx_json_rc = Rc::new ( self.tx_json );

        let mut index = 0;
        for &key in &self.fields {
            let tx_json = tx_json_rc.clone();
            match key {
                TX_FLAGS => {
                    let value = tx_json.flags;
                    let flags = TxJsonFlagsBuilder::new(value).build();
                    self.output.insert(index, flags);
                },
                TX_FEE => {
                    let value = tx_json.fee;
                    let fee = TxJsonFeeBuilder::new(value).build();
                    self.output.insert(index, fee);
                },
                TX_TRANSACTION_TYPE => {
                    let value = *G_TRANSACTION_TYPE_MAP.get_value_from_key(&tx_json.transaction_type).unwrap();
                    let transaction_type = TxJsonTransactionTypeBuilder::new(value).build();
                    self.output.insert(index, transaction_type);
                },
                TX_SIGNING_PUB_KEY => {
                    let value = String::from( self.keypair.public_key.as_str() );
                    let signing_pub_key = TxJsonSigningPubKeyBuilder::new(value).build();
                    self.output.insert(index, signing_pub_key);
                },
                TX_ACCOUNT => {
                    let value = String::from(tx_json.account.as_str());
                    let account = TxJsonAccountBuilder::new(value).build();
                    self.output.insert(index, account);
                },
                TX_SEQUENCE => {
                    let value = self.sequence;
                    let amount = TxJsonSequenceBuilder::new(value).build();
                    self.output.insert(index, amount);
                },
                TX_LIMIT_AMOUNT => {
                    let value = &tx_json.limit_amount;
                    let amount = TxJsonLimitAmountBuilder::new(&value).build();
                    self.output.insert(index, amount);
                },
                TX_TARGET => {
                    let value = String::from( tx_json.target.as_str() );
                    let account = TxJsonTargetBuilder::new(value).build();
                    self.output.insert(index, account);
                },
                TX_RELATION_TYPE => {
                    let value = tx_json.relation_type;
                    let account = TxJsonRelationTypeBuilder::new(value).build();
                    self.output.insert(index, account);
                },

                _ => {
                    panic!("pppppppppppppppppppppppnic.................");
                }
            }

            index += 1;
        }
    }
}