/
fake-strategies-store.ts
127 lines (109 loc) · 3.53 KB
/
fake-strategies-store.ts
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
import {
IEditableStrategy,
IMinimalStrategy,
IStrategy,
IStrategyImport,
IStrategyStore,
} from '../../lib/types/stores/strategy-store';
import NotFoundError from '../../lib/error/notfound-error';
export default class FakeStrategiesStore implements IStrategyStore {
count(): Promise<number> {
return Promise.resolve(0);
}
defaultStrategy: IStrategy = {
name: 'default',
description: 'default strategy',
displayName: 'Default',
editable: false,
parameters: [],
deprecated: false,
};
strategies: IStrategy[] = [this.defaultStrategy];
async createStrategy(update: IMinimalStrategy): Promise<void> {
let params;
if (
typeof update.parameters === 'string' ||
typeof update.parameters === 'number'
) {
if (update.parameters === '') {
params = {};
} else {
params = JSON.parse(update.parameters);
}
} else {
params = update.parameters;
}
this.strategies.push({
editable: true,
deprecated: false,
description: '',
displayName: update.name,
...update,
parameters: params,
});
}
async delete(key: string): Promise<void> {
this.strategies.splice(
this.strategies.findIndex((k) => k.name === key),
1,
);
}
async deleteAll(): Promise<void> {
this.strategies = [this.defaultStrategy];
}
async deleteStrategy({ name }: Pick<IStrategy, 'name'>): Promise<void> {
return this.delete(name);
}
async deprecateStrategy({ name }: Pick<IStrategy, 'name'>): Promise<void> {
const strategy = await this.get(name);
strategy.deprecated = true;
}
destroy(): void {}
async exists(key: string): Promise<boolean> {
return this.strategies.some((s) => s.name === key && !s.deprecated);
}
async get(key: string): Promise<IStrategy> {
const strat = this.strategies.find((s) => s.name === key);
if (strat) {
return strat;
}
throw new NotFoundError(`Could not find strategy with name: ${key}`);
}
async getAll(): Promise<IStrategy[]> {
return this.strategies.filter((s) => !s.deprecated);
}
async getEditableStrategies(): Promise<IEditableStrategy[]> {
return this.strategies
.filter((s) => s.editable)
.map((s) => {
if (!s.parameters) {
// eslint-disable-next-line no-param-reassign
s.parameters = [];
}
return s;
});
}
async getStrategy(name: string): Promise<IStrategy> {
const strat = this.get(name);
if (strat) {
return strat;
}
throw new NotFoundError(`Could not find strategy with name: ${name}`);
}
async importStrategy(data: IStrategyImport): Promise<void> {
return this.createStrategy(data);
}
async reactivateStrategy({ name }: Pick<IStrategy, 'name'>): Promise<void> {
const strategy = await this.get(name);
strategy.deprecated = false;
await this.delete(name);
this.strategies.push(strategy);
}
async updateStrategy(update: IMinimalStrategy): Promise<void> {
await this.delete(update.name);
return this.createStrategy(update);
}
async dropCustomStrategies(): Promise<void> {
return this.deleteAll();
}
}