package main

import "sync"

type MemoryPages struct {
	m     sync.RWMutex
	pages map[string]string
}

//
// func NewMemoryPages() PagesRepository {
// 	return &MemoryPages{
// 		pages: make(map[string]string),
// 	}
// }

func (mp *MemoryPages) Get(p string) Page {
	mp.m.RLock()
	defer mp.m.RUnlock()
	if pt, e := mp.pages[p]; e {
		return Page{Content: pt}
	}
	return Page{}
}

func (mp *MemoryPages) Save(p string, page Page, summary, author string) {
	mp.m.Lock()
	defer mp.m.Unlock()
	mp.pages[p] = page.Content
}

func (mp *MemoryPages) Exist(p string) bool {
	mp.m.RLock()
	defer mp.m.RUnlock()
	_, e := mp.pages[p]
	return e
}