summaryrefslogtreecommitdiff
path: root/src/exchangedb/0002-reserves_in.sql
blob: 197a815b306df9a55835edba74e774880f5d6912 (plain)
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
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
--
-- This file is part of TALER
-- Copyright (C) 2014--2023 Taler Systems SA
--
-- TALER is free software; you can redistribute it and/or modify it under the
-- terms of the GNU General Public License as published by the Free Software
-- Foundation; either version 3, or (at your option) any later version.
--
-- TALER is distributed in the hope that it will be useful, but WITHOUT ANY
-- WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR
-- A PARTICULAR PURPOSE.  See the GNU General Public License for more details.
--
-- You should have received a copy of the GNU General Public License along with
-- TALER; see the file COPYING.  If not, see <http://www.gnu.org/licenses/>
--

CREATE FUNCTION create_table_reserves_in(
  IN partition_suffix TEXT DEFAULT NULL
)
RETURNS VOID
LANGUAGE plpgsql
AS $$
DECLARE
  table_name TEXT default 'reserves_in';
BEGIN
  PERFORM create_partitioned_table(
    'CREATE TABLE %I'
      '(reserve_in_serial_id BIGINT GENERATED BY DEFAULT AS IDENTITY'
      ',reserve_pub BYTEA PRIMARY KEY'
      ',wire_reference INT8 NOT NULL'
      ',credit taler_amount NOT NULL'
      ',wire_source_h_payto BYTEA CHECK (LENGTH(wire_source_h_payto)=32)'
      ',exchange_account_section TEXT NOT NULL'
      ',execution_date INT8 NOT NULL'
    ') %s ;'
    ,table_name
    ,'PARTITION BY HASH (reserve_pub)'
    ,partition_suffix
  );
  PERFORM comment_partitioned_table(
     'list of transfers of funds into the reserves, one per incoming wire transfer'
    ,table_name
    ,partition_suffix
  );
  PERFORM comment_partitioned_column(
     'Identifies the debited bank account and KYC status'
    ,'wire_source_h_payto'
    ,table_name
    ,partition_suffix
  );
  PERFORM comment_partitioned_column(
     'Public key of the reserve. Private key signifies ownership of the remaining balance.'
    ,'reserve_pub'
    ,table_name
    ,partition_suffix
  );
  PERFORM comment_partitioned_column(
     'Amount that was transferred into the reserve'
    ,'credit'
    ,table_name
    ,partition_suffix
  );
END $$;


CREATE FUNCTION constrain_table_reserves_in(
  IN partition_suffix TEXT
)
RETURNS void
LANGUAGE plpgsql
AS $$
DECLARE
  table_name TEXT default 'reserves_in';
BEGIN
  table_name = concat_ws('_', table_name, partition_suffix);
  EXECUTE FORMAT (
    'ALTER TABLE ' || table_name ||
    ' ADD CONSTRAINT ' || table_name || '_reserve_in_serial_id_key'
    ' UNIQUE (reserve_in_serial_id)'
  );
  EXECUTE FORMAT (
    'CREATE INDEX ' || table_name || '_by_reserve_in_serial_id_index '
    'ON ' || table_name || ' '
    '(reserve_in_serial_id);'
  );
  EXECUTE FORMAT (
    'CREATE INDEX ' || table_name || '_by_exch_accnt_reserve_in_serial_id_idx '
    'ON ' || table_name || ' '
    '(exchange_account_section'
    ',reserve_in_serial_id ASC'
    ');'
  );
  EXECUTE FORMAT (
    'COMMENT ON INDEX ' || table_name || '_by_exch_accnt_reserve_in_serial_id_idx '
    'IS ' || quote_literal ('for pg_select_reserves_in_above_serial_id_by_account') || ';'
  ); 

END
$$;

CREATE FUNCTION foreign_table_reserves_in()
RETURNS VOID
LANGUAGE plpgsql
AS $$
DECLARE
  table_name TEXT DEFAULT 'reserves_in';
BEGIN
  EXECUTE FORMAT (
    'ALTER TABLE ' || table_name ||
    ' ADD CONSTRAINT ' || table_name || '_foreign_reserve_pub'
    ' FOREIGN KEY (reserve_pub) '
    ' REFERENCES reserves(reserve_pub) ON DELETE CASCADE'
  );
END $$;



CREATE OR REPLACE FUNCTION reserves_in_insert_trigger()
  RETURNS trigger
  LANGUAGE plpgsql
  AS $$
BEGIN
  INSERT INTO reserve_history
    (reserve_pub
    ,table_name
    ,serial_id)
  VALUES
    (NEW.reserve_pub
    ,'reserves_in'
    ,NEW.reserve_in_serial_id);
  RETURN NEW;
END $$;
COMMENT ON FUNCTION reserves_in_insert_trigger()
  IS 'Automatically generate reserve history entry.';


CREATE FUNCTION master_table_reserves_in()
RETURNS VOID
LANGUAGE plpgsql
AS $$
BEGIN
  CREATE TRIGGER reserves_in_on_insert
    AFTER INSERT
     ON reserves_in
     FOR EACH ROW EXECUTE FUNCTION reserves_in_insert_trigger();
END $$;


INSERT INTO exchange_tables
    (name
    ,version
    ,action
    ,partitioned
    ,by_range)
  VALUES
    ('reserves_in'
    ,'exchange-0002'
    ,'create'
    ,TRUE
    ,FALSE),
    ('reserves_in'
    ,'exchange-0002'
    ,'constrain'
    ,TRUE
    ,FALSE),
    ('reserves_in'
    ,'exchange-0002'
    ,'foreign'
    ,TRUE
    ,FALSE),
    ('reserves_in'
    ,'exchange-0002'
    ,'master'
    ,TRUE
    ,FALSE);