dynamic Query typing

src/type/dynamicQueries.ts

@@ -0,0 +1,60 @@
+export interface DynamicQueryStructure {
+  select: string[] | "*";
+  table: string;
+  where?: Partial<ConditionStructure>;
+  join?: Array<DynamicQueryStructure>;
+  orderBy?: { [key: string]: "ASC" | "DESC" };
+}
+
+export type ConditionStructure = {
+  [opt in WhereOptions]: Partial<ConditionStructure> | { [column: string]: Partial<ConditionOperation> };
+};
+
+export type ConditionOperation = {
+  [op in WhereOperation]: FieldType | Array<FieldType> | { start: FieldType; end: FieldType };
+};
+
+export type FieldType = number | string | Date | boolean;
+
+export type WhereOptions = "OR" | "AND";
+
+export type WhereOperation =
+  | "eq" //	Equal
+  | "neq" //	Not equal
+  | "lt" //	Less than
+  | "lte" //	Less than or equal to
+  | "gt" //	Greater than
+  | "gte" //	Greater than or equal to
+  | "in" //	Included in an array
+  | "notIn" //	Not included in an array
+  | "contains" //	Contains
+  | "notContains" //	Does not contain
+  | "null" //	Is null
+  | "notNull" //	Is not null
+  | "between" //	Is between
+  | "startsWith" //	Starts with
+  | "endsWith"; //	Ends with
+
+const exampleQuery: DynamicQueryStructure = {
+  select: ["firstname", "lastname"],
+  table: "member",
+  where: {
+    AND: {
+      mail: { eq: 1 },
+      OR: {
+        firstname: { eq: "hi" },
+        lastname: { eq: "ho" },
+      },
+    },
+  },
+  join: [
+    {
+      select: "*",
+      table: "adress",
+    },
+  ],
+  orderBy: {
+    firstname: "ASC",
+    lastname: "ASC",
+  },
+};