align frontend login contract

frontend/website/src/stores/auth.ts

@@ -13,27 +13,12 @@ const meResponseSchema = z.object({
   user: authUserSchema,
 })
 
-const invalidCredentialsResponseSchema = z.object({
-  error: z.literal('invalid_credentials'),
-})
-
-const loginValidationResponseSchema = z.object({
-  errors: z.object({
-    email: z.array(z.string()).optional(),
-    password: z.array(z.string()).optional(),
-  }),
+const loginErrorResponseSchema = z.object({
+  error: z.string(),
 })
 
 export type AuthUser = z.infer<typeof authUserSchema>
 export type LoginFieldErrors = Partial<Record<'email' | 'password', string>>
-export type LoginResult =
-  | {
-      success: true
-    }
-  | {
-      success: false
-      fieldErrors: LoginFieldErrors
-    }
 
 export const useAuthStore = defineStore('auth', () => {
   const user = ref<AuthUser | null>(null)
@@ -77,7 +62,7 @@ export const useAuthStore = defineStore('auth', () => {
     }
   }
 
-  async function login(email: string, password: string): Promise<LoginResult> {
+  async function login(email: string, password: string): Promise<boolean> {
     loading.value = true
     error.value = null
 
@@ -96,43 +81,21 @@ export const useAuthStore = defineStore('auth', () => {
       if (response.status === 200) {
         user.value = meResponseSchema.parse(responseBody).user
 
-        return { success: true }
+        return true
       }
 
       user.value = null
-      if (
-        response.status === 401 &&
-        invalidCredentialsResponseSchema.safeParse(responseBody).success
-      ) {
-        error.value = 'Email or password is incorrect.'
+      const errorResponse = loginErrorResponseSchema.safeParse(responseBody)
+      error.value = errorResponse.success
+        ? errorResponse.data.error
+        : 'Unable to log in. Please try again.'
 
-        return { success: false, fieldErrors: {} }
-      }
-
-      if (response.status === 422) {
-        const validationResponse = loginValidationResponseSchema.safeParse(responseBody)
-        if (validationResponse.success) {
-          return {
-            success: false,
-            fieldErrors: firstLoginFieldErrors(validationResponse.data.errors),
-          }
-        }
-      }
-
-      if (response.status === 429) {
-        error.value = 'Too many login attempts. Try again in a minute.'
-
-        return { success: false, fieldErrors: {} }
-      }
-
-      error.value = 'Unable to log in. Please try again.'
-
-      return { success: false, fieldErrors: {} }
+      return false
     } catch {
       user.value = null
       error.value = 'Unable to log in. Please try again.'
 
-      return { success: false, fieldErrors: {} }
+      return false
     } finally {
       loading.value = false
     }
@@ -147,20 +110,3 @@ export const useAuthStore = defineStore('auth', () => {
     login,
   }
 })
-
-function firstLoginFieldErrors(
-  errors: Partial<Record<'email' | 'password', string[]>>,
-): LoginFieldErrors {
-  const fieldErrors: LoginFieldErrors = {}
-  const emailError = errors.email?.[0]
-  const passwordError = errors.password?.[0]
-
-  if (emailError !== undefined) {
-    fieldErrors.email = emailError
-  }
-  if (passwordError !== undefined) {
-    fieldErrors.password = passwordError
-  }
-
-  return fieldErrors
-}

frontend/website/src/views/LoginView.vue

@@ -25,10 +25,8 @@ async function submitLogin(): Promise<void> {
     return
   }
 
-  const result = await authStore.login(normalizedEmail, password.value)
-  if (!result.success) {
-    fieldErrors.value = result.fieldErrors
-
+  const loggedIn = await authStore.login(normalizedEmail, password.value)
+  if (!loggedIn) {
     return
   }