From 320d1b016747ba4501da9417d9ce5f99368a5768 Mon Sep 17 00:00:00 2001
From: Frédéric Guillot <fred@miniflux.net>
Date: Tue, 2 Jan 2018 22:04:48 -0800
Subject: Refactor packages to have more idiomatic code base

---
 api/feed.go | 178 ++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 178 insertions(+)
 create mode 100644 api/feed.go

(limited to 'api/feed.go')

diff --git a/api/feed.go b/api/feed.go
new file mode 100644
index 0000000..c3fc048
--- /dev/null
+++ b/api/feed.go
@@ -0,0 +1,178 @@
+// Copyright 2017 Frédéric Guillot. All rights reserved.
+// Use of this source code is governed by the Apache 2.0
+// license that can be found in the LICENSE file.
+
+package api
+
+import (
+	"errors"
+
+	"github.com/miniflux/miniflux/http/handler"
+)
+
+// CreateFeed is the API handler to create a new feed.
+func (c *Controller) CreateFeed(ctx *handler.Context, request *handler.Request, response *handler.Response) {
+	userID := ctx.UserID()
+	feedURL, categoryID, err := decodeFeedCreationPayload(request.Body())
+	if err != nil {
+		response.JSON().BadRequest(err)
+		return
+	}
+
+	if feedURL == "" {
+		response.JSON().BadRequest(errors.New("The feed_url is required"))
+		return
+	}
+
+	if categoryID <= 0 {
+		response.JSON().BadRequest(errors.New("The category_id is required"))
+		return
+	}
+
+	if c.store.FeedURLExists(userID, feedURL) {
+		response.JSON().BadRequest(errors.New("This feed_url already exists"))
+		return
+	}
+
+	if !c.store.CategoryExists(userID, categoryID) {
+		response.JSON().BadRequest(errors.New("This category_id doesn't exists or doesn't belongs to this user"))
+		return
+	}
+
+	feed, err := c.feedHandler.CreateFeed(userID, categoryID, feedURL, false)
+	if err != nil {
+		response.JSON().ServerError(errors.New("Unable to create this feed"))
+		return
+	}
+
+	type result struct {
+		FeedID int64 `json:"feed_id"`
+	}
+
+	response.JSON().Created(&result{FeedID: feed.ID})
+}
+
+// RefreshFeed is the API handler to refresh a feed.
+func (c *Controller) RefreshFeed(ctx *handler.Context, request *handler.Request, response *handler.Response) {
+	userID := ctx.UserID()
+	feedID, err := request.IntegerParam("feedID")
+	if err != nil {
+		response.JSON().BadRequest(err)
+		return
+	}
+
+	if !c.store.FeedExists(userID, feedID) {
+		response.JSON().NotFound(errors.New("Unable to find this feed"))
+		return
+	}
+
+	err = c.feedHandler.RefreshFeed(userID, feedID)
+	if err != nil {
+		response.JSON().ServerError(errors.New("Unable to refresh this feed"))
+		return
+	}
+
+	response.JSON().NoContent()
+}
+
+// UpdateFeed is the API handler that is used to update a feed.
+func (c *Controller) UpdateFeed(ctx *handler.Context, request *handler.Request, response *handler.Response) {
+	userID := ctx.UserID()
+	feedID, err := request.IntegerParam("feedID")
+	if err != nil {
+		response.JSON().BadRequest(err)
+		return
+	}
+
+	newFeed, err := decodeFeedModificationPayload(request.Body())
+	if err != nil {
+		response.JSON().BadRequest(err)
+		return
+	}
+
+	if newFeed.Category != nil && newFeed.Category.ID != 0 && !c.store.CategoryExists(userID, newFeed.Category.ID) {
+		response.JSON().BadRequest(errors.New("This category_id doesn't exists or doesn't belongs to this user"))
+		return
+	}
+
+	originalFeed, err := c.store.FeedByID(userID, feedID)
+	if err != nil {
+		response.JSON().NotFound(errors.New("Unable to find this feed"))
+		return
+	}
+
+	if originalFeed == nil {
+		response.JSON().NotFound(errors.New("Feed not found"))
+		return
+	}
+
+	originalFeed.Merge(newFeed)
+	if err := c.store.UpdateFeed(originalFeed); err != nil {
+		response.JSON().ServerError(errors.New("Unable to update this feed"))
+		return
+	}
+
+	originalFeed, err = c.store.FeedByID(userID, feedID)
+	if err != nil {
+		response.JSON().ServerError(errors.New("Unable to fetch this feed"))
+		return
+	}
+
+	response.JSON().Created(originalFeed)
+}
+
+// GetFeeds is the API handler that get all feeds that belongs to the given user.
+func (c *Controller) GetFeeds(ctx *handler.Context, request *handler.Request, response *handler.Response) {
+	feeds, err := c.store.Feeds(ctx.UserID())
+	if err != nil {
+		response.JSON().ServerError(errors.New("Unable to fetch feeds from the database"))
+		return
+	}
+
+	response.JSON().Standard(feeds)
+}
+
+// GetFeed is the API handler to get a feed.
+func (c *Controller) GetFeed(ctx *handler.Context, request *handler.Request, response *handler.Response) {
+	userID := ctx.UserID()
+	feedID, err := request.IntegerParam("feedID")
+	if err != nil {
+		response.JSON().BadRequest(err)
+		return
+	}
+
+	feed, err := c.store.FeedByID(userID, feedID)
+	if err != nil {
+		response.JSON().ServerError(errors.New("Unable to fetch this feed"))
+		return
+	}
+
+	if feed == nil {
+		response.JSON().NotFound(errors.New("Feed not found"))
+		return
+	}
+
+	response.JSON().Standard(feed)
+}
+
+// RemoveFeed is the API handler to remove a feed.
+func (c *Controller) RemoveFeed(ctx *handler.Context, request *handler.Request, response *handler.Response) {
+	userID := ctx.UserID()
+	feedID, err := request.IntegerParam("feedID")
+	if err != nil {
+		response.JSON().BadRequest(err)
+		return
+	}
+
+	if !c.store.FeedExists(userID, feedID) {
+		response.JSON().NotFound(errors.New("Feed not found"))
+		return
+	}
+
+	if err := c.store.RemoveFeed(userID, feedID); err != nil {
+		response.JSON().ServerError(errors.New("Unable to remove this feed"))
+		return
+	}
+
+	response.JSON().NoContent()
+}
-- 
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