Add NOT_CONTAINS, fix bugs (#160)

* Fix null case for tag comparisons

* Change debounce time to 500ms

* Add NOT_CONTAINS

* Avoid sql injection

* Store filters by id

* Fix chained NOT_CONTAINS

app/src/components/requestLogs/LogFilters/AddFilterButton.tsx

@@ -10,7 +10,14 @@ const AddFilterButton = () => {
     <HStack
       as={Button}
       variant="ghost"
-      onClick={() => addFilter({ field: defaultFilterableFields[0], comparator: comparators[0] })}
+      onClick={() =>
+        addFilter({
+          id: Date.now().toString(),
+          field: defaultFilterableFields[0],
+          comparator: comparators[0],
+          value: "",
+        })
+      }
       spacing={0}
       fontSize="sm"
     >

app/src/components/requestLogs/LogFilters/LogFilter.tsx

@@ -8,39 +8,34 @@ import { debounce } from "lodash-es";
 import SelectFieldDropdown from "./SelectFieldDropdown";
 import SelectComparatorDropdown from "./SelectComparatorDropdown";
 
-const LogFilter = ({ filter, index }: { filter: LogFilter; index: number }) => {
+const LogFilter = ({ filter }: { filter: LogFilter }) => {
   const updateFilter = useAppStore((s) => s.logFilters.updateFilter);
   const deleteFilter = useAppStore((s) => s.logFilters.deleteFilter);
 
-  const [editedValue, setEditedValue] = useState("");
+  const [editedValue, setEditedValue] = useState(filter.value);
 
   const debouncedUpdateFilter = useCallback(
-    debounce(
-      (index: number, filter: LogFilter) => {
-        console.log("updating filter!!!");
-        updateFilter(index, filter);
-      },
-      200,
-      { leading: true },
-    ),
+    debounce((filter: LogFilter) => updateFilter(filter), 500, {
+      leading: true,
+    }),
     [updateFilter],
   );
 
   return (
     <HStack>
-      <SelectFieldDropdown filter={filter} index={index} />
-      <SelectComparatorDropdown filter={filter} index={index} />
+      <SelectFieldDropdown filter={filter} />
+      <SelectComparatorDropdown filter={filter} />
       <Input
         value={editedValue}
         onChange={(e) => {
           setEditedValue(e.target.value);
-          debouncedUpdateFilter(index, { ...filter, value: e.target.value });
+          debouncedUpdateFilter({ ...filter, value: e.target.value });
         }}
       />
       <IconButton
         aria-label="Delete Filter"
         icon={<BsTrash />}
-        onClick={() => deleteFilter(index)}
+        onClick={() => deleteFilter(filter.id)}
       />
     </HStack>
   );

app/src/components/requestLogs/LogFilters/LogFilters.tsx

@@ -19,8 +19,8 @@ const LogFilters = () => {
       <Text fontWeight="bold" color="gray.500">
         Filters
       </Text>
-      {filters.map((filter, index) => (
-        <LogFilter key={index} filter={filter} index={index} />
+      {filters.map((filter) => (
+        <LogFilter key={filter.id} filter={filter} />
       ))}
       <AddFilterButton />
     </VStack>

app/src/components/requestLogs/LogFilters/SelectComparatorDropdown.tsx

@@ -2,7 +2,7 @@ import { comparators, type LogFilter } from "~/state/logFiltersSlice";
 import { useAppStore } from "~/state/store";
 import InputDropdown from "~/components/InputDropdown";
 
-const SelectComparatorDropdown = ({ filter, index }: { filter: LogFilter; index: number }) => {
+const SelectComparatorDropdown = ({ filter }: { filter: LogFilter }) => {
   const updateFilter = useAppStore((s) => s.logFilters.updateFilter);
 
   const { comparator } = filter;
@@ -11,7 +11,7 @@ const SelectComparatorDropdown = ({ filter, index }: { filter: LogFilter; index:
     <InputDropdown
       options={comparators}
       selectedOption={comparator}
-      onSelect={(option) => updateFilter(index, { ...filter, comparator: option })}
+      onSelect={(option) => updateFilter({ ...filter, comparator: option })}
     />
   );
 };

app/src/components/requestLogs/LogFilters/SelectFieldDropdown.tsx

@@ -3,7 +3,7 @@ import { useAppStore } from "~/state/store";
 import { useTagNames } from "~/utils/hooks";
 import InputDropdown from "~/components/InputDropdown";
 
-const SelectFieldDropdown = ({ filter, index }: { filter: LogFilter; index: number }) => {
+const SelectFieldDropdown = ({ filter }: { filter: LogFilter }) => {
   const tagNames = useTagNames().data;
 
   const updateFilter = useAppStore((s) => s.logFilters.updateFilter);
@@ -14,7 +14,7 @@ const SelectFieldDropdown = ({ filter, index }: { filter: LogFilter; index: numb
     <InputDropdown
       options={[...defaultFilterableFields, ...(tagNames || [])]}
       selectedOption={field}
-      onSelect={(option) => updateFilter(index, { ...filter, field: option })}
+      onSelect={(option) => updateFilter({ ...filter, field: option })}
     />
   );
 };

app/src/server/api/routers/loggedCalls.router.ts

@@ -1,5 +1,5 @@
 import { z } from "zod";
-import { type Expression, type SqlBool, sql } from "kysely";
+import { type Expression, type SqlBool, sql, type RawBuilder } from "kysely";
 import { jsonArrayFrom } from "kysely/helpers/postgres";
 
 import { createTRPCRouter, protectedProcedure } from "~/server/api/trpc";
@@ -8,15 +8,22 @@ import { comparators, defaultFilterableFields } from "~/state/logFiltersSlice";
 import { requireCanViewProject } from "~/utils/accessControl";
 
 // create comparator type based off of comparators
-const comparatorToSqlValue = (comparator: (typeof comparators)[number], value: string) => {
-  switch (comparator) {
-    case "=":
-      return `= '${value}'`;
-    case "!=":
-      return `!= '${value}'`;
-    case "CONTAINS":
-      return `like '%${value}%'`;
-  }
+const comparatorToSqlExpression = (comparator: (typeof comparators)[number], value: string) => {
+  return (reference: RawBuilder<unknown>): Expression<SqlBool> => {
+    switch (comparator) {
+      case "=":
+        return sql`${reference} = ${value}`;
+      case "!=":
+        // Handle NULL values
+        return sql`${reference} IS DISTINCT FROM ${value}`;
+      case "CONTAINS":
+        return sql`${reference} LIKE ${"%" + value + "%"}`;
+      case "NOT_CONTAINS":
+        return sql`(${reference} NOT LIKE ${"%" + value + "%"} OR ${reference} IS NULL)`;
+      default:
+        throw new Error("Unknown comparator");
+    }
+  };
 };
 
 export const loggedCallsRouter = createTRPCRouter({
@@ -30,7 +37,7 @@ export const loggedCallsRouter = createTRPCRouter({
           z.object({
             field: z.string(),
             comparator: z.enum(comparators),
-            value: z.string().optional(),
+            value: z.string(),
           }),
         ),
       }),
@@ -48,40 +55,19 @@ export const loggedCallsRouter = createTRPCRouter({
 
           for (const filter of input.filters) {
             if (!filter.value) continue;
+            const filterExpression = comparatorToSqlExpression(filter.comparator, filter.value);
+
             if (filter.field === "Request") {
-              wheres.push(
-                sql.raw(
-                  `lcmr."reqPayload"::text ${comparatorToSqlValue(
-                    filter.comparator,
-                    filter.value,
-                  )}`,
-                ),
-              );
+              wheres.push(filterExpression(sql.raw(`lcmr."reqPayload"::text`)));
             }
             if (filter.field === "Response") {
-              wheres.push(
-                sql.raw(
-                  `lcmr."respPayload"::text ${comparatorToSqlValue(
-                    filter.comparator,
-                    filter.value,
-                  )}`,
-                ),
-              );
+              wheres.push(filterExpression(sql.raw(`lcmr."respPayload"::text`)));
             }
             if (filter.field === "Model") {
-              wheres.push(
-                sql.raw(`lc."model" ${comparatorToSqlValue(filter.comparator, filter.value)}`),
-              );
+              wheres.push(filterExpression(sql.raw(`lc."model"`)));
             }
             if (filter.field === "Status Code") {
-              wheres.push(
-                sql.raw(
-                  `lcmr."statusCode"::text ${comparatorToSqlValue(
-                    filter.comparator,
-                    filter.value,
-                  )}`,
-                ),
-              );
+              wheres.push(filterExpression(sql.raw(`lcmr."statusCode"::text`)));
             }
           }
 
@@ -101,15 +87,15 @@ export const loggedCallsRouter = createTRPCRouter({
         const filter = tagFilters[i];
         if (!filter?.value) continue;
         const tableAlias = `lct${i}`;
+        const filterExpression = comparatorToSqlExpression(filter.comparator, filter.value);
+
         updatedBaseQuery = updatedBaseQuery
           .leftJoin(`LoggedCallTag as ${tableAlias}`, (join) =>
             join
               .onRef("lc.id", "=", `${tableAlias}.loggedCallId`)
               .on(`${tableAlias}.name`, "=", filter.field),
           )
-          .where(
-            sql.raw(`${tableAlias}.value ${comparatorToSqlValue(filter.comparator, filter.value)}`),
-          ) as unknown as typeof baseQuery;
+          .where(filterExpression(sql.raw(`${tableAlias}.value`))) as unknown as typeof baseQuery;
       }
 
       const rawCalls = await updatedBaseQuery

app/src/state/logFiltersSlice.ts

@@ -1,20 +1,21 @@
 import { type SliceCreator } from "./store";
 
-export const comparators = ["=", "!=", "CONTAINS"] as const;
+export const comparators = ["=", "!=", "CONTAINS", "NOT_CONTAINS"] as const;
 
 export const defaultFilterableFields = ["Request", "Response", "Model", "Status Code"] as const;
 
 export interface LogFilter {
+  id: string;
   field: string;
   comparator: (typeof comparators)[number];
-  value?: string;
+  value: string;
 }
 
 export type LogFiltersSlice = {
   filters: LogFilter[];
   addFilter: (filter: LogFilter) => void;
-  updateFilter: (index: number, filter: LogFilter) => void;
-  deleteFilter: (index: number) => void;
+  updateFilter: (filter: LogFilter) => void;
+  deleteFilter: (id: string) => void;
   clearSelectedLogIds: () => void;
 };
 
@@ -24,12 +25,14 @@ export const createLogFiltersSlice: SliceCreator<LogFiltersSlice> = (set, get) =
     set((state) => {
       state.logFilters.filters.push(filter);
     }),
-  updateFilter: (index: number, filter: LogFilter) =>
+  updateFilter: (filter: LogFilter) =>
     set((state) => {
+      const index = state.logFilters.filters.findIndex((f) => f.id === filter.id);
       state.logFilters.filters[index] = filter;
     }),
-  deleteFilter: (index: number) =>
+  deleteFilter: (id: string) =>
     set((state) => {
+      const index = state.logFilters.filters.findIndex((f) => f.id === id);
       state.logFilters.filters.splice(index, 1);
     }),
   clearSelectedLogIds: () =>