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80 lines
2.2 KiB
Go
80 lines
2.2 KiB
Go
// file: controllers/movie_controller.go
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package controllers
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import (
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"errors"
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"github.com/kataras/iris/_examples/mvc/using-method-result/models"
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"github.com/kataras/iris/_examples/mvc/using-method-result/services"
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"github.com/kataras/iris"
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"github.com/kataras/iris/mvc"
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)
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// MovieController is our /movies controller.
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type MovieController struct {
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// mvc.C is just a lightweight lightweight alternative
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// to the "mvc.Controller" controller type,
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// use it when you don't need mvc.Controller's fields
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// (you don't need those fields when you return values from the method functions).
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mvc.C
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// Our MovieService, it's an interface which
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// is binded from the main application.
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Service services.MovieService
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}
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// Get returns list of the movies.
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// Demo:
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// curl -i http://localhost:8080/movies
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func (c *MovieController) Get() []models.Movie {
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return c.Service.GetAll()
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}
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// GetBy returns a movie.
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// Demo:
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// curl -i http://localhost:8080/movies/1
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func (c *MovieController) GetBy(id int64) models.Movie {
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m, _ := c.Service.GetByID(id)
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return m
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}
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// PutBy updates a movie.
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// Demo:
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// curl -i -X PUT -F "genre=Thriller" -F "poster=@/Users/kataras/Downloads/out.gif" http://localhost:8080/movies/1
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func (c *MovieController) PutBy(id int64) (models.Movie, error) {
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// get the request data for poster and genre
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file, info, err := c.Ctx.FormFile("poster")
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if err != nil {
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return models.Movie{}, errors.New("failed due form file 'poster' missing")
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}
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// we don't need the file so close it now.
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file.Close()
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// imagine that is the url of the uploaded file...
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poster := info.Filename
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genre := c.Ctx.FormValue("genre")
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// update the movie and return it.
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return c.Service.InsertOrUpdate(models.Movie{
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ID: id,
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Poster: poster,
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Genre: genre,
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})
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}
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// DeleteBy deletes a movie.
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// Demo:
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// curl -i -X DELETE -u admin:password http://localhost:8080/movies/1
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func (c *MovieController) DeleteBy(id int64) interface{} {
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wasDel := c.Service.DeleteByID(id)
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if wasDel {
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// return the deleted movie's ID
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return iris.Map{"deleted": id}
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}
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// right here we can see that a method function can return any of those two types(map or int),
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// we don't have to specify the return type to a specific type.
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return iris.StatusBadRequest
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}
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