155 lines
3.2 KiB
Go
155 lines
3.2 KiB
Go
package main
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import (
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"errors"
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"fmt"
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"net/http"
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"gitea.local.lab/Lbenedar/greenlight/internal/data"
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"gitea.local.lab/Lbenedar/greenlight/internal/validator"
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)
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func (app *application) createMovieHandler(w http.ResponseWriter, r *http.Request) {
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var input struct {
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Title string `json:"title"`
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Year int32 `json:"year"`
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Runtime data.Runtime `json:"runtime"`
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Genres []string `json:"genres"`
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}
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err := app.readJSON(w, r, &input)
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if err != nil {
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app.badRequestResponse(w, r, err)
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return
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}
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movie := &data.Movie{
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Title: input.Title,
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Year: input.Year,
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Runtime: input.Runtime,
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Genres: input.Genres,
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}
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v := validator.New()
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if data.ValidateMovie(v, movie); !v.Valid() {
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app.failedValidationResponse(w, r, v.Errors)
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return
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}
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err = app.models.Movies.Insert(movie)
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if err != nil {
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app.serverErrorResponse(w, r, err)
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return
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}
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headers := make(http.Header)
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headers.Set("Location", fmt.Sprintf("/v1/movies/%d", movie.ID))
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err = app.writeJSON(w, http.StatusCreated, envelope{"movie": movie}, headers)
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if err != nil {
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app.serverErrorResponse(w, r, err)
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}
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}
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func (app *application) showMovieHandler(w http.ResponseWriter, r *http.Request) {
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id, err := app.readIDParam(r)
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if err != nil {
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app.notFoundResponse(w, r)
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return
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}
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movie, err := app.models.Movies.Get(id)
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if err != nil {
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switch {
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case errors.Is(err, data.ErrRecordNotFound):
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app.notFoundResponse(w, r)
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default:
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app.serverErrorResponse(w, r, err)
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}
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return
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}
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err = app.writeJSON(w, http.StatusOK, envelope{"movie": movie}, nil)
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if err != nil {
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app.serverErrorResponse(w, r, err)
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}
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}
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func (app *application) updateMovieHandler(w http.ResponseWriter, r *http.Request) {
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id, err := app.readIDParam(r)
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if err != nil {
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app.notFoundResponse(w, r)
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return
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}
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movie, err := app.models.Movies.Get(id)
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if err != nil {
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switch {
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case errors.Is(err, data.ErrRecordNotFound):
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app.notFoundResponse(w, r)
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default:
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app.serverErrorResponse(w, r, err)
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}
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return
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}
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var input struct {
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Title string `json:"title"`
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Year int32 `json:"year"`
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Runtime data.Runtime `json:"runtime"`
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Genres []string `json:"genres"`
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}
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err = app.readJSON(w, r, &input)
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if err != nil {
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app.badRequestResponse(w, r, err)
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return
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}
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movie.Title = input.Title
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movie.Year = input.Year
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movie.Runtime = input.Runtime
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movie.Genres = input.Genres
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v := validator.New()
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if data.ValidateMovie(v, movie); !v.Valid() {
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app.failedValidationResponse(w, r, v.Errors)
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return
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}
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err = app.models.Movies.Update(movie)
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if err != nil {
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app.serverErrorResponse(w, r, err)
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return
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}
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err = app.writeJSON(w, http.StatusOK, envelope{"movie": movie}, nil)
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if err != nil {
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app.serverErrorResponse(w, r, err)
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}
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}
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func (app *application) deleteMovieHandler(w http.ResponseWriter, r *http.Request) {
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id, err := app.readIDParam(r)
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if err != nil {
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app.notFoundResponse(w, r)
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return
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}
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err = app.models.Movies.Delete(id)
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if err != nil {
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switch {
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case errors.Is(err, data.ErrRecordNotFound):
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app.notFoundResponse(w, r)
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default:
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app.serverErrorResponse(w, r, err)
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}
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return
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}
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err = app.writeJSON(w, http.StatusOK, envelope{"message": "movie succesfully deleted"}, nil)
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if err != nil {
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app.serverErrorResponse(w, r, err)
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}
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}
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