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use std::fs::File;
use std::io::prelude::*;
use serde::{Serialize, Deserialize};
use crate::{input::{Input, IoOptions}, db::{lists_get, userlist_get_all_ids, lists_get_all_ids, lists_insert}, config::Cfg, Modloader, List, devdir, error::MLE, mods_add, IDSelector};
#[derive(Debug, Serialize, Deserialize)]
struct Export {
lists: Vec<ExportList>
}
#[derive(Debug, Serialize, Deserialize)]
struct ExportList {
id: String,
mods: String,
launcher: String,
mc_version: String,
download_folder: Option<String>,
}
impl ExportList {
pub fn from(config: Cfg, list_id: String, download: bool) -> MLE<Self> {
let list = lists_get(config.clone(), String::from(&list_id))?;
let mut dl_folder = None;
if download{ dl_folder = Some(list.download_folder) };
let mods = userlist_get_all_ids(config, list_id)?.join("|");
Ok(Self { id: list.id, mods, launcher: list.modloader.to_string(), mc_version: list.mc_version, download_folder: dl_folder })
}
}
pub async fn io(config: Cfg, input: Input) -> MLE<()> {
match input.clone().io_options.unwrap() {
IoOptions::Export => { export(config, input)? },
IoOptions::Import => { import(config, input).await? },
}
Ok(())
}
fn export(config: Cfg, input: Input) -> MLE<()> {
let mut list_ids: Vec<String> = vec![];
if input.all_lists {
list_ids = lists_get_all_ids(config.clone())?;
} else {
list_ids.push(lists_get(config.clone(), input.list.unwrap().id)?.id);
}
let mut lists: Vec<ExportList> = vec![];
for list_id in list_ids {
lists.push(ExportList::from(config.clone(), list_id, true)?);
}
let toml = toml::to_string( &Export { lists } )?;
let filestr = dirs::home_dir().unwrap().join("mlexport.toml");
let mut file = File::create(devdir(filestr.into_os_string().into_string().unwrap().as_str()))?;
file.write_all(toml.as_bytes())?;
Ok(())
}
async fn import(config: Cfg, input: Input) -> MLE<()> {
let filestr: String = match input.file {
Some(args) => args,
None => devdir(dirs::home_dir().unwrap().join("mlexport.toml").into_os_string().into_string().unwrap().as_str()),
};
let mut file = File::open(filestr)?;
let mut content = String::new();
file.read_to_string(&mut content)?;
let export: Export = toml::from_str(&content)?;
for exportlist in export.lists {
let list = List { id: exportlist.id, mc_version: exportlist.mc_version, modloader: Modloader::from(&exportlist.launcher)?, download_folder: exportlist.download_folder.ok_or("NO_DL").unwrap() };
lists_insert(config.clone(), list.id.clone(), list.mc_version.clone(), list.modloader.clone(), String::from(&list.download_folder))?;
let mods: Vec<&str> = exportlist.mods.split('|').collect();
let mut mod_ids = vec![];
for mod_id in mods {
mod_ids.push(IDSelector::ModificationID(String::from(mod_id)));
};
//TODO impl set_version and good direct download
//TODO impl all at once, dafuck
mods_add(config.clone(), mod_ids, list, input.direct_download, false).await?;
}
Ok(())
}
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