#include <string>
#include <vector>
#include <map>

namespace libbible {

    struct text {
        int chapter;
        int verse;
        std::string book;
        std::string bookShort;
        std::string text;
        std::vector<std::string> modifiers; // e.g., paragraph, line indent0, divineName, wordsOfJesus
    };

    struct passage {
        std::string modName;
        std::string book;
        std::string bookShort;
        int chapterStart;
        int verseStart;
        int chapterEnd;
        int verseEnd;
    };

    /*
     * @return Map of modName to supported books
     */
    std::map<std::string, std::vector<std::string>> getModules(void);

    /*
     * @return Vector of valid single full-chapter passages for a book
     */
    std::vector<struct passage> getPassages(std::string modName, std::string book);

    /*
     * @param modName the module to use for determining the passage
     * @param reference a human-readable reference, e.g., "gen 1:26-27"
     * @return the passage matching the reference
     */
    passage getPassage(std::string modName, std::string reference);

    /*
     * @return Text for a passage
     */
    std::vector<struct text> getText(struct passage pass);

    /**************************
     * Methods dealing with mods
     ***************************/

    class Status {
        public:
            virtual void update(unsigned long totalBytes, unsigned long completedBytes, std::string message) {}
    };

    /**
     * @param status Status update method is called asynchronously as download progresses
     */
    void setStatusReporter(Status& status);

    /**
     * @return A mapping from language to bible version names
     */
    std::map<std::string, std::vector<std::string>> downloadModsAvailable();

    /**
     * Cancel an in-progress download
     */
    void terminateDownload(void);

    /**
     * @param language The language of the mod to install as provided from downloadModsAvailable
     * @param name The name of the bible version as provided from downloadModsAvailable
     * @see downloadModsAvailable()
     * @return true on success, false otherwise
     */
    bool installModFromInternet(std::string language, std::string name);

    /**
     * @param filename Path to the .zip compressed module to be installed
     * @return true on success, false otherwise
     */
    bool installModFromZip(std::string filename);

    /**
     * @param modname The name of the module to be removed
     */
    void uninstallMod(std::string modname);

    /******************************
     * Methods dealing with settings
     *******************************/

    /*
     * From already established code, valid and useful values are:
     *    int fontsize: the last used size of the font
     *    string passage: the last looked-up passage
     *    string module: the last used module
     */

    void settingsWrite(std::string key, std::string value);

    std::string settingsRead(std::string key);

    void settingsWriteInt(std::string key, int value);

    int settingsReadInt(std::string key);

}