43 lines
1.0 KiB
Go
43 lines
1.0 KiB
Go
package user
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import (
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"context"
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"github.com/gofiber/fiber/v2"
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)
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// If user does not exist, do not allow one to access the API.
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func (h *UserHandler) checkIfUserExistsMiddleware(c *fiber.Ctx) error {
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// Create a new customized context.
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customContext, cancel := context.WithCancel(context.Background())
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defer cancel()
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// Fetch parameter.
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targetedUserID, err := c.ParamsInt("userID")
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if err != nil {
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return c.Status(fiber.StatusBadRequest).JSON(&fiber.Map{
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"status": "fail",
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"message": "Please specify a valid user ID!",
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})
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}
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// Check if user exists.
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searchedUser, err := h.userService.GetUser(customContext, targetedUserID)
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if err != nil {
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return c.Status(fiber.StatusInternalServerError).JSON(&fiber.Map{
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"status": "fail",
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"message": err.Error(),
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})
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}
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if searchedUser == nil {
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return c.Status(fiber.StatusBadRequest).JSON(&fiber.Map{
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"status": "fail",
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"message": "There is no user with this ID!",
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})
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}
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// Store in locals for further processing in the real handler.
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c.Locals("userID", targetedUserID)
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return c.Next()
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}
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