feat: changed backend-pg to backend

backend/src/services/project-env/project-env-dal.ts

@@ -0,0 +1,74 @@
+import { Knex } from "knex";
+
+import { TDbClient } from "@app/db";
+import { TableName } from "@app/db/schemas";
+import { DatabaseError } from "@app/lib/errors";
+import { ormify } from "@app/lib/knex";
+
+export type TProjectEnvDALFactory = ReturnType<typeof projectEnvDALFactory>;
+
+export const projectEnvDALFactory = (db: TDbClient) => {
+  const projectEnvOrm = ormify(db, TableName.Environment);
+
+  const findBySlugs = async (projectId: string, env: string[], tx?: Knex) => {
+    try {
+      const envs = await (tx || db)(TableName.Environment)
+        .where("projectId", projectId)
+        .whereIn("slug", env);
+      return envs;
+    } catch (error) {
+      throw new DatabaseError({ error, name: "Find by slugs" });
+    }
+  };
+
+  // we are using postion based sorting as its a small list
+  // this will return the last value of the position in a folder with secret imports
+  const findLastEnvPosition = async (projectId: string, tx?: Knex) => {
+    const lastPos = await (tx || db)(TableName.Environment)
+      .where({ projectId })
+      .max({ position: "position" })
+      .first();
+    return lastPos?.position || 0;
+  };
+
+  const updateAllPosition = async (
+    projectId: string,
+    pos: number,
+    targetPos: number,
+    tx?: Knex
+  ) => {
+    try {
+      if (targetPos === -1) {
+        // this means delete
+        await (tx || db)(TableName.Environment)
+          .where({ projectId })
+          .andWhere("position", ">", pos)
+          .decrement("position", 1);
+        return;
+      }
+
+      if (targetPos > pos) {
+        await (tx || db)(TableName.Environment)
+          .where({ projectId })
+          .where("position", "<=", targetPos)
+          .andWhere("position", ">", pos)
+          .decrement("position", 1);
+      } else {
+        await (tx || db)(TableName.Environment)
+          .where({ projectId })
+          .where("position", ">=", targetPos)
+          .andWhere("position", "<", pos)
+          .increment("position", 1);
+      }
+    } catch (error) {
+      throw new DatabaseError({ error, name: "UpdateEnvPos" });
+    }
+  };
+
+  return {
+    ...projectEnvOrm,
+    findBySlugs,
+    findLastEnvPosition,
+    updateAllPosition
+  };
+};