function solve() {
    let sections=Array.from(document.getElementsByTagName('section'));
    let open=sections[1];
    let inProgress=sections[2];
    let finished=sections[3];
    console.log(open,inProgress,finished);
    let inputs=Array.from(document.getElementsByTagName("input"));
    console.log(inputs)
    let taskInput=inputs[0];
    let descInput=document.getElementById("description")
    let dateInput=inputs[1];

    let addBtn=document.getElementById('add');
    addBtn.addEventListener("click",addToOpen);

    function addToOpen(e){
        e.preventDefault();
        console.log('add to open clicked');
        let task=taskInput.value;
        let description=descInput.value;
        let dueDate=dateInput.value;

        console.log(description)
        if (task.length>0&&description.length>0&& dueDate.length>0){
            console.log('inputs are fine, lets go');

            let taskObj={ttask:task,tdescription:description,tdueDate:dueDate}

            let taskArticle=document.createElement("article");
            let taskH=document.createElement("h3");
            taskH.textContent=task;

            let descP=document.createElement("p");
            descP.textContent=`Description: ${description}`;
            let dateP=document.createElement("p");
            dateP.textContent=`Due Date: ${dueDate}`;

            let buttonsDiv=document.createElement("div");
            buttonsDiv.className="flex";

            let startBtn=document.createElement("button");
            startBtn.textContent="Start";
            startBtn.className="green";
            startBtn.addEventListener("click", ()=>(moveTaskToInProgres(taskObj,taskArticle)));

            let delBtn=document.createElement("button");
            delBtn.textContent="Delete";
            delBtn.className="red";
            delBtn.addEventListener("click",()=>(deleteArticle(taskArticle)));
            
            buttonsDiv.appendChild(startBtn);
            buttonsDiv.appendChild(delBtn);

            taskArticle.appendChild(taskH);
            taskArticle.appendChild(descP);
            taskArticle.appendChild(dateP);
            taskArticle.appendChild(buttonsDiv)

            open.appendChild(taskArticle)

            taskInput.value="";
            dateInput.value="";
            descInput.value="";
        }
    }
    function deleteArticle(art){
        art.remove();
    }

    function moveTaskToInProgres(taskObj,aToDelete){
        //let taskObj={ttask:task,tdescription:description,tdueDate:dueDate}
        let taskArticle=document.createElement("article");
            let taskH=document.createElement("h3");
            taskH.textContent=taskObj.ttask;

            let descP=document.createElement("p");
            descP.textContent=`Description: ${taskObj.tdescription}`;
            let dateP=document.createElement("p");
            dateP.textContent=`Due Date: ${taskObj.tdueDate}`;

            let buttonsDiv=document.createElement("div");
            buttonsDiv.className="flex";

            let delBtn=document.createElement("button");
            delBtn.textContent="Delete";
            delBtn.className="red";
            delBtn.addEventListener("click",()=>(deleteArticle(taskArticle)));

            let finishBtn=document.createElement("button");
            finishBtn.textContent="Finish";
            finishBtn.className="orange";
            finishBtn.addEventListener("click", ()=>(moveTaskToFinished(taskObj,taskArticle)));
            
            
            buttonsDiv.appendChild(delBtn);
            buttonsDiv.appendChild(finishBtn);

            taskArticle.appendChild(taskH);
            taskArticle.appendChild(descP);
            taskArticle.appendChild(dateP);
            taskArticle.appendChild(buttonsDiv)

            inProgress.appendChild(taskArticle);
            aToDelete.remove();
    }

    function moveTaskToFinished(obj, artToDelete){
        let taskArticle=document.createElement("article");
            let taskH=document.createElement("h3");
            taskH.textContent=obj.ttask;

            let descP=document.createElement("p");
            descP.textContent=`Description: ${obj.tdescription}`;
            let dateP=document.createElement("p");
            dateP.textContent=`Due Date: ${obj.tdueDate}`;
            taskArticle.appendChild(taskH);
            taskArticle.appendChild(descP);
            taskArticle.appendChild(dateP);
            
            finished.appendChild(taskArticle);
            artToDelete.remove();

    }
}