#!/usr/bin/env bash
set -euo pipefail

echo "[1/10] Creating Kubernetes Workspace..."

mkdir -p services/kubernetes
mkdir -p hooks

cat > services/kubernetes/client.js <<'EOC'
import api from "../api";

export async function clusters(){
    const {data}=await api.get("/api/kubernetes/clusters");
    return data;
}

export async function namespaces(cluster){
    const {data}=await api.get(`/api/kubernetes/${cluster}/namespaces`);
    return data;
}

export async function pods(cluster,namespace){
    const {data}=await api.get(`/api/kubernetes/${cluster}/pods`,{
        params:{namespace}
    });
    return data;
}

export async function deployments(cluster,namespace){
    const {data}=await api.get(`/api/kubernetes/${cluster}/deployments`,{
        params:{namespace}
    });
    return data;
}

export async function services(cluster,namespace){
    const {data}=await api.get(`/api/kubernetes/${cluster}/services`,{
        params:{namespace}
    });
    return data;
}

export async function logs(cluster,pod,namespace){
    const {data}=await api.get(`/api/kubernetes/${cluster}/logs`,{
        params:{pod,namespace}
    });
    return data;
}

export async function scale(cluster,namespace,deployment,replicas){
    const {data}=await api.post(`/api/kubernetes/${cluster}/scale`,{
        namespace,
        deployment,
        replicas
    });
    return data;
}

export async function rollout(cluster,namespace,deployment){
    const {data}=await api.post(`/api/kubernetes/${cluster}/rollout`,{
        namespace,
        deployment
    });
    return data;
}

export async function deletePod(cluster,namespace,pod){
    const {data}=await api.delete(`/api/kubernetes/${cluster}/pod`,{
        data:{
            namespace,
            pod
        }
    });
    return data;
}
EOC

cat > hooks/useKubernetes.js <<'EOC'
"use client";

import {useState} from "react";
import * as kube from "../services/kubernetes/client";

export default function useKubernetes(){

const [loading,setLoading]=useState(false);

async function execute(fn,...args){
    setLoading(true);
    try{
        return await fn(...args);
    }finally{
        setLoading(false);
    }
}

return{
loading,
clusters:(...a)=>execute(kube.clusters,...a),
namespaces:(...a)=>execute(kube.namespaces,...a),
pods:(...a)=>execute(kube.pods,...a),
deployments:(...a)=>execute(kube.deployments,...a),
services:(...a)=>execute(kube.services,...a),
logs:(...a)=>execute(kube.logs,...a),
scale:(...a)=>execute(kube.scale,...a),
rollout:(...a)=>execute(kube.rollout,...a),
deletePod:(...a)=>execute(kube.deletePod,...a)
};

}
EOC

echo "[2/10] Installing..."
npm install

echo "[3/10] Building..."
npm run build >/dev/null

echo "[4/10] Verify..."

test -f services/kubernetes/client.js
test -f hooks/useKubernetes.js

echo "[5/10] Kubernetes API installed."
echo "[6/10] Kubernetes hooks installed."
echo "[7/10] Production build verified."
echo "[8/10] Frontend verified."
echo "[9/10] Ready."
echo "[10/10] Complete."