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counters: move triggers to counters plugin; architectural tweaks

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Dragory 2021-04-02 16:36:45 +03:00
parent 7f75d6d8d3
commit ab8ea2e7e5
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17 changed files with 357 additions and 200 deletions
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40
backend/src/data/entities/CounterTrigger.ts
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@ -4,6 +4,37 @@ export const TRIGGER_COMPARISON_OPS = ["=", "!=", ">", "<", ">=", "<="] as const
export type TriggerComparisonOp = typeof TRIGGER_COMPARISON_OPS[number];
const REVERSE_OPS: Record<TriggerComparisonOp, TriggerComparisonOp> = {
"=": "!=",
"!=": "=",
">": "<=",
"<": ">=",
">=": "<",
"<=": ">",
};
export function getReverseCounterComparisonOp(op: TriggerComparisonOp): TriggerComparisonOp {
return REVERSE_OPS[op];
}
const comparisonStringRegex = new RegExp(`^(${TRIGGER_COMPARISON_OPS.join("|")})([1-9]\\d*)$`);
/**
* @return Parsed comparison op and value, or null if the comparison string was invalid
*/
export function parseCounterConditionString(str: string): [TriggerComparisonOp, number] | null {
const matches = str.match(comparisonStringRegex);
return matches ? [matches[1] as TriggerComparisonOp, parseInt(matches[2], 10)] : null;
}
export function buildCounterConditionString(comparisonOp: TriggerComparisonOp, comparisonValue: number): string {
return `${comparisonOp}${comparisonValue}`;
}
export function isValidCounterComparisonOp(op: string): boolean {
return TRIGGER_COMPARISON_OPS.includes(op as any);
}
@Entity("counter_triggers")
export class CounterTrigger {
@PrimaryGeneratedColumn()
@ -12,12 +43,21 @@ export class CounterTrigger {
@Column()
counter_id: number;
@Column()
name: string;
@Column({ type: "varchar" })
comparison_op: TriggerComparisonOp;
@Column()
comparison_value: number;
@Column({ type: "varchar" })
reverse_comparison_op: TriggerComparisonOp;
@Column()
reverse_comparison_value: number;
@Column({ type: "datetime", nullable: true })
delete_at: string | null;
}