mirror of
https://github.com/notherealmarco/WASAPhoto.git
synced 2025-03-14 06:06:15 +01:00
113 lines
2.9 KiB
Go
113 lines
2.9 KiB
Go
package api
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import (
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"encoding/json"
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"net/http"
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"strconv"
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"github.com/julienschmidt/httprouter"
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"github.com/notherealmarco/WASAPhoto/service/api/authorization"
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"github.com/notherealmarco/WASAPhoto/service/api/helpers"
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"github.com/notherealmarco/WASAPhoto/service/api/reqcontext"
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"github.com/notherealmarco/WASAPhoto/service/database"
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)
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func (rt *_router) GetLikes(w http.ResponseWriter, r *http.Request, ps httprouter.Params, ctx reqcontext.RequestContext) {
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if !authorization.SendErrorIfNotLoggedIn(ctx.Auth.Authorized, rt.db, w, rt.baseLogger) {
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return
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}
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// get the user id from the url
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uid := ps.ByName("user_id")
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photo_id, err := strconv.ParseInt(ps.ByName("photo_id"), 10, 64)
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if err != nil {
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helpers.SendBadRequest(w, "Invalid photo id", rt.baseLogger)
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return
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}
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// get limits, or use defaults
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start_index, limit, err := helpers.GetLimits(r.URL.Query())
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if err != nil {
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helpers.SendBadRequest(w, "Invalid start_index or limit", rt.baseLogger)
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return
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}
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// send 404 if the user does not exist
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if !helpers.VerifyUserOrNotFound(rt.db, uid, w, rt.baseLogger) {
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return
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}
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// get the user's likes
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success, likes, err := rt.db.GetPhotoLikes(uid, photo_id, ctx.Auth.GetUserID(), start_index, limit)
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if err != nil {
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helpers.SendInternalError(err, "Database error: GetLikes", w, rt.baseLogger)
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return
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}
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if success == database.ERR_NOT_FOUND {
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helpers.SendNotFound(w, "User or photo not found", rt.baseLogger)
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return
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}
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// send the response
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err = json.NewEncoder(w).Encode(likes)
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if err != nil {
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helpers.SendInternalError(err, "Error encoding response", w, rt.baseLogger)
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return
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}
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}
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func (rt *_router) PutDeleteLike(w http.ResponseWriter, r *http.Request, ps httprouter.Params, ctx reqcontext.RequestContext) {
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uid := ps.ByName("user_id")
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photo_id, err := strconv.ParseInt(ps.ByName("photo_id"), 10, 64)
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if err != nil {
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helpers.SendBadRequestError(err, "Bad photo_id", w, rt.baseLogger)
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return
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}
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liker_uid := ps.ByName("liker_uid")
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if !authorization.SendAuthorizationError(ctx.Auth.UserAuthorized, liker_uid, rt.db, w, rt.baseLogger, http.StatusBadRequest) {
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return
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}
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var success database.QueryResult
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// If the request is a PUT, then we like the photo
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if r.Method == "PUT" {
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success, err = rt.db.LikePhoto(uid, photo_id, liker_uid)
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} else { // Request is a DELETE, so we unlike the photo
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success, err = rt.db.UnlikePhoto(uid, photo_id, liker_uid)
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}
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if err != nil {
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helpers.SendInternalError(err, "Database error", w, rt.baseLogger)
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return
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}
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if success == database.ERR_NOT_FOUND {
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helpers.SendNotFound(w, "Resource not found", rt.baseLogger)
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return
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}
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// User already liked the photo
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if success == database.ERR_EXISTS {
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w.WriteHeader(http.StatusNoContent)
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return
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}
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if r.Method == "PUT" {
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// User liked the photo successfully
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helpers.SendStatus(http.StatusCreated, w, "Success", rt.baseLogger)
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} else {
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// User unliked the photo successfully
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w.WriteHeader(http.StatusNoContent)
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}
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}
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