// 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 ui

import (
	"github.com/miniflux/miniflux/http/handler"
	"github.com/miniflux/miniflux/model"
)

// ShowHistoryPage renders the page with all read entries.
func (c *Controller) ShowHistoryPage(ctx *handler.Context, request *handler.Request, response *handler.Response) {
	user := ctx.LoggedUser()
	offset := request.QueryIntegerParam("offset", 0)

	args, err := c.getCommonTemplateArgs(ctx)
	if err != nil {
		response.HTML().ServerError(err)
		return
	}

	builder := c.store.NewEntryQueryBuilder(user.ID)
	builder.WithStatus(model.EntryStatusRead)
	builder.WithOrder(model.DefaultSortingOrder)
	builder.WithDirection(user.EntryDirection)
	builder.WithOffset(offset)
	builder.WithLimit(nbItemsPerPage)

	entries, err := builder.GetEntries()
	if err != nil {
		response.HTML().ServerError(err)
		return
	}

	count, err := builder.CountEntries()
	if err != nil {
		response.HTML().ServerError(err)
		return
	}

	response.HTML().Render("history", ctx.UserLanguage(), args.Merge(tplParams{
		"entries":    entries,
		"total":      count,
		"pagination": c.getPagination(ctx.Route("history"), count, offset),
		"menu":       "history",
	}))
}

// FlushHistory changes all "read" items to "removed".
func (c *Controller) FlushHistory(ctx *handler.Context, request *handler.Request, response *handler.Response) {
	user := ctx.LoggedUser()

	err := c.store.FlushHistory(user.ID)
	if err != nil {
		response.HTML().ServerError(err)
		return
	}

	response.Redirect(ctx.Route("history"))
}