use super::load_character;
use crate::db::{Dao, TenebrousDbConn};
use crate::errors::Error;
use crate::models::characters::Character;
use crate::models::proto::cofd::api::DefaultCharacterIdentifier;
use crate::models::proto::cofd::cofd_sheet::Skill;
use crate::models::proto::cofd::*;
use crate::models::proto::{cofd::api::*, cofd::*, Proto};
use crate::models::users::User;
use std::collections::btree_map::{Entry, OccupiedEntry};

fn find_skill_entry<'a>(
    sheet: &'a mut CofdSheet,
    skill_name: &'a str,
) -> Option<OccupiedEntry<'a, String, Skill>> {
    let all_skills = vec![
        &mut sheet.mental_skills,
        &mut sheet.physical_skills,
        &mut sheet.social_skills,
    ];

    // Search all skill lists for this value using "workaround" to
    // break value from for loops.
    let skill: Option<OccupiedEntry<_, _>> = 'l: loop {
        for skill_map in all_skills {
            if let Entry::Occupied(entry) = skill_map.entry(skill_name.to_owned()) {
                break 'l Some(entry);
            }
        }

        break None;
    };

    skill
}

fn find_skill<'a>(sheet: &'a mut CofdSheet, skill_name: &'a str) -> Option<&'a mut Skill> {
    find_skill_entry(sheet, skill_name).map(|entry| entry.into_mut())
}

#[post("/rpc/cofd/update_basic_info", data = "<req>")]
pub(super) async fn update_basic_info<'a>(
    req: Proto<UpdateBasicInfoRequest>,
    conn: TenebrousDbConn<'_>,
    user: Option<&User>,
) -> Result<Proto<ApiResult>, Error> {
    let mut character =
        load_character(&conn, user, &req.character.owner(), req.character.id()).await?;

    let mut sheet: CofdSheet = character.try_deserialize()?;

    println!("name will now be {}", req.name);
    character.character_name = req.name.clone(); //Should probably remove name from the sheet?
    sheet.name = req.name.clone();
    sheet.gender = req.gender.clone();
    sheet.concept = req.concept.clone();
    sheet.chronicle = req.chronicle.clone();
    sheet.age = req.age;

    character.update_data(&sheet)?;
    conn.update_character(&character).await?;
    println!("Updated basic info");
    Ok(Proto(ApiResult::success()))
}

#[post("/rpc/cofd/update_attribute_value", data = "<req>")]
pub(super) async fn update_attribute_value(
    req: Proto<UpdateAttributeRequest>,
    conn: TenebrousDbConn<'_>,
    logged_in_user: Option<&User>,
) -> Result<Proto<ApiResult>, Error> {
    let mut character = load_character(
        &conn,
        logged_in_user,
        &req.character.owner(),
        req.character.id(),
    )
    .await?;

    let mut sheet: CofdSheet = character.try_deserialize()?;
    let value = req.attribute_value;
    match req.attribute_name.to_lowercase().as_ref() {
        "strength" => Ok(sheet.strength = value),
        "dexterity" => Ok(sheet.dexterity = value),
        "stamina" => Ok(sheet.stamina = value),
        "intelligence" => Ok(sheet.intelligence = value),
        "wits" => Ok(sheet.wits = value),
        "resolve" => Ok(sheet.resolve = value),
        "presence" => Ok(sheet.presence = value),
        "manipulation" => Ok(sheet.manipulation = value),
        "composure" => Ok(sheet.composure = value),
        _ => Err(Error::InvalidInput),
    }?;

    character.update_data(&sheet)?;
    conn.update_character_sheet(&character).await?;
    Ok(Proto(ApiResult {
        success: true,
        error: "".to_string(),
    }))
}

#[patch("/rpc/cofd/update_skill", data = "<skill_update>")]
pub(super) async fn update_skill<'a>(
    skill_update: Proto<UpdateSkillRequest>,
    conn: TenebrousDbConn<'_>,
    logged_in_user: Option<&User>,
) -> Result<&'a str, Error> {
    let mut character = load_character(
        &conn,
        logged_in_user,
        &skill_update.character.owner(),
        skill_update.character.id(),
    )
    .await?;

    let mut sheet: CofdSheet = character.try_deserialize()?;
    let updated_skill: &Skill = skill_update.skill.as_ref().ok_or(Error::InvalidInput)?;
    let skill_entry = find_skill_entry(&mut sheet, &updated_skill.name);

    skill_entry
        .map(|mut entry| entry.insert(updated_skill.clone()))
        .ok_or(Error::InvalidInput)?;

    println!(
        "updated skill {} with {:?}",
        updated_skill.name, skill_update.skill
    );

    character.update_data(&sheet)?;
    conn.update_character_sheet(&character).await?;
    Ok("lol")
}

#[post("/rpc/cofd/update_skill_value", data = "<req>")]
pub(super) async fn update_skill_value<'a>(
    req: Proto<UpdateSkillValueRequest>,
    conn: TenebrousDbConn<'_>,
    logged_in_user: Option<&User>,
) -> Result<Proto<ApiResult>, Error> {
    let mut character = load_character(
        &conn,
        logged_in_user,
        &req.character.owner(),
        req.character.id(),
    )
    .await?;

    let mut sheet: CofdSheet = character.try_deserialize()?;

    let mut skill: Option<&mut Skill> = find_skill(&mut sheet, &req.skill_name);
    if let Some(ref mut s) = skill {
        s.dots = req.skill_value;
    }

    println!("updated skill value");

    character.update_data(&sheet)?;
    conn.update_character_sheet(&character).await?;
    Ok(Proto(ApiResult {
        success: true,
        error: "".to_string(),
    }))
}

#[post("/rpc/cofd/update_merits", data = "<req>")]
pub(super) async fn update_merits<'a>(
    req: Proto<UpdateMeritsRequest>,
    conn: TenebrousDbConn<'_>,
    logged_in_user: Option<&User>,
) -> Result<Proto<ApiResult>, Error> {
    let mut character = load_character(
        &conn,
        logged_in_user,
        &req.character.owner(),
        req.character.id(),
    )
    .await?;

    let mut sheet: CofdSheet = character.try_deserialize()?;
    sheet.merits = req.merits.clone();

    println!("updated merits");

    character.update_data(&sheet)?;
    conn.update_character_sheet(&character).await?;
    Ok(Proto(ApiResult::success()))
}

#[post("/rpc/cofd/update_items", data = "<req>")]
pub(super) async fn update_items<'a>(
    req: Proto<UpdateItemsRequest>,
    conn: TenebrousDbConn<'_>,
    logged_in_user: Option<&User>,
) -> Result<Proto<ApiResult>, Error> {
    let mut character = load_character(
        &conn,
        logged_in_user,
        &req.character.owner(),
        req.character.id(),
    )
    .await?;

    let mut sheet: CofdSheet = character.try_deserialize()?;
    sheet.items = req.items.clone();

    println!("updated items");

    character.update_data(&sheet)?;
    conn.update_character_sheet(&character).await?;
    Ok(Proto(ApiResult::success()))
}

#[put("/rpc/cofd/add_condition", data = "<info>")]
pub(super) fn add_condition<'a>(info: Proto<AddConditionRequest>) -> &'a str {
    "lol"
}

#[delete("/rpc/cofd/remove_condition", data = "<info>")]
pub(super) fn remove_condition<'a>(info: Proto<RemoveConditionRequest>) -> &'a str {
    "lol"
}