#coding=utf-8
from django.template import RequestContext
from django.shortcuts import render_to_response
from django import newforms
from django.http import HttpResponseRedirect
from django.contrib.auth.decorators import login_required
from utils.render import render_template
from blog.models import Category,Post,Comment
from tagging.models import Tag

def postlist(request,page=0):
    c = {'page':page}
    return render_template(request,'blog/post_list.html',c)

def category(request,id,page=0):
    cate = Category.objects.get(id = id)
    c = {'cate':cate,'page':page}
    return render_template(request,'category.html',c)

def posttaglist(request,id):
    posttag = Tag.objects.get(id=id)
    c = {'posttag':posttag}
    return render_template(request,'blog/post_taglist.html',c)


def alltags(request):
    tags = Tag.objects.usage_for_model(Post, counts=True)
    c = {'tags':tags}
    return render_template(request,'blog/alltags.html',c)
    
def postdetail(request,id):
    post = Post.objects.get(id=id)
    post.icount += 1
    post.save()
    comments = Comment.objects.filter(post = id)
    c = {'post':post,'comments':comments}
    return render_template(request,'blog/post_detail.html',c)
    


@login_required
def newpost(request):
    PostForm = newforms.models.form_for_model(Post)
    
    if request.method == 'POST':
        form = PostForm(request.POST)
        if form.is_valid():
            post = form.save(commit=False)
            post.icount = 1
            post.save()
            #add tags to the blog
            tags = request['tagstring']
            if tags != '':
                Tag.objects.update_tags(post,tags)
            return HttpResponseRedirect("/post/%s"% post.id)
    else:
        form = PostForm()
        form.fields['category'].choices = [(cate.id, cate.name) for cate in Category.objects.all()]
        
    c = {'form':form}
    return render_template(request,'blog/post_new.html',c)


def editpost(request,id):
    post = Post.objects.get(id=id)
    icount = post.icount
    PostForm = newforms.models.form_for_instance(post)
    
    if request.method == 'POST':
        form = PostForm(request.POST)
        if form.is_valid():
            post = form.save(commit=False)
            post.icount = icount
            post.save()
            #add tags to the blog
            tags = request['tagstring']
            if tags != '':
                Tag.objects.update_tags(post,tags)
            return HttpResponseRedirect("/post/%s"% post.id)
    else:
        form = PostForm()

        c = {'form':form,'post':post}
        return render_template(request,'blog/post_new.html',c)
        
        
def postcomment(request):
    author = request.POST["author"]
    content = request.POST["content"]
    postid = request.POST["postid"]

    p = Post.objects.get(id=postid)
    
    comment = Comment()
    comment.author = author
    comment.content = content
    comment.post = p
    
    comment.save()
    
    #send mail
    from django.core.mail import send_mail
    
    send_mail('[maplye.com]%s的回复'%p.title,
            '来自%s的回复:%s(时间:%s) URL:http://www.maplye.com/post/%s/#%s' 
            % (comment.author,comment.content,comment.date,postid,comment.id),None,
        ['maplye@gmail.com'], fail_silently=False)
    
    
    return HttpResponseRedirect("/post/%s/#%s"% (postid,comment.id))

def deletecomment(request,id):
    comment = Comment.objects.get(id=id)
    postid = comment.post.id
    comment.delete()
    return HttpResponseRedirect("/post/%s/"% postid)