import fs from 'fs';
import { backgroundMitt } from "@/modules/emitter";
import { SessionState, WindowState } from "@/types"; 


export const ipcEmit = (channel: string, payload: any) => {
    backgroundMitt.emit('ipc-renderer', {
        endpoint: channel,
        message: payload
    });
}

export const loadState = (fileName: string): SessionState => {
    let state: SessionState;

    try {
        state = JSON.parse(fs.readFileSync(fileName).toString());
    } 

    catch (error) {
        state = {
            key: false,
            newMessages: []
        }
    }

    return state
    
} 

export const loadWinState = (fileName: string): WindowState => {
    let state: WindowState;

    try {
        state = JSON.parse(fs.readFileSync(fileName).toString());
    } 

    catch (error) {
        state = {
            width: 600,
            height: 500,
            x: null,
            y: null,
        }
    }

    return state
    
} 

// Save session or window state.
export const saveToJson = (fileName: string, data: any) => {

    fs.writeFile(fileName, JSON.stringify(data), (err) => {
        if (err) {
            console.log("Error when saving to json.")
        }      
    })

}