fix(medusa): Add querying func. on customer retrievals (#181)

packages/medusa/src/api/routes/admin/customers/list-customers.js

@@ -2,18 +2,32 @@ export default async (req, res) => {
   try {
     const customerService = req.scope.resolve("customerService")
 
-    const limit = parseInt(req.query.limit) || 10
+    const limit = parseInt(req.query.limit) || 50
     const offset = parseInt(req.query.offset) || 0
 
+    const selector = {}
+
+    if ("q" in req.query) {
+      selector.q = req.query.q
+    }
+
+    let expandFields = []
+    if ("expand" in req.query) {
+      expandFields = req.query.expand.split(",")
+    }
+
     const listConfig = {
-      relations: [],
+      relations: expandFields.length ? expandFields : [],
       skip: offset,
       take: limit,
     }
 
-    const customers = await customerService.list({}, listConfig)
+    const [customers, count] = await customerService.listAndCount(
+      selector,
+      listConfig
+    )
 
-    res.json({ customers, count: customers.length, offset, limit })
+    res.json({ customers, count, offset, limit })
   } catch (error) {
     throw error
   }