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GMW/services/discord-gateway/src/modules/message-capture/retention.db.ts
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import { createChildLogger, type Logger } from "@bete/shared/logger";
import { eq } from "drizzle-orm";
import type { NodePgDatabase } from "drizzle-orm/node-postgres";
import type * as schema from "../../shared/database/schema.js";
import { retentionPoliciesTable } from "../../shared/database/schema.js";
import type { RetentionPolicy } from "../message-capture/types.js";
// ─── RetentionDb Class ──────────────────────────────────────────────────────
export class RetentionDb {
private logger: Logger;
constructor(
private db: NodePgDatabase<typeof schema>,
_parentLogger?: Logger,
) {
this.logger = createChildLogger("retention-db");
}
async getRetentionPolicy(guildId: string): Promise<RetentionPolicy | null> {
this.logger.debug({ guildId }, "getRetentionPolicy entry");
try {
const rows = await this.db
.select()
.from(retentionPoliciesTable)
.where(eq(retentionPoliciesTable.guild_id, guildId));
return (rows[0] as RetentionPolicy) || null;
} catch (error) {
this.logger.error(
{
guildId,
error: error instanceof Error ? error.message : String(error),
},
"Failed to get retention policy",
);
throw error;
}
}
async upsertRetentionPolicy(
policy: Omit<RetentionPolicy, "created_at" | "updated_at">,
): Promise<RetentionPolicy> {
this.logger.debug(
{ guildId: policy.guild_id },
"upsertRetentionPolicy entry",
);
try {
const now = Date.now();
const existing = await this.getRetentionPolicy(policy.guild_id);
if (existing) {
const rows = (await this.db
.update(retentionPoliciesTable)
.set({
...policy,
updated_at: now,
})
.where(eq(retentionPoliciesTable.id, existing.id))
.returning()) as RetentionPolicy[];
return rows[0] as RetentionPolicy;
}
const id = `policy-${Date.now()}-${Math.random().toString(36).slice(2, 9)}`;
const rows = (await this.db
.insert(retentionPoliciesTable)
.values({
...policy,
id,
created_at: now,
updated_at: now,
})
.returning()) as RetentionPolicy[];
return rows[0] as RetentionPolicy;
} catch (error) {
this.logger.error(
{
guildId: policy.guild_id,
error: error instanceof Error ? error.message : String(error),
},
"Failed to upsert retention policy",
);
throw error;
}
}
}