feat(lessons): add lessons from client db
This commit is contained in:
shafin-r
201
src/components/lessons/LiteralEquationWidget.tsx
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201
src/components/lessons/LiteralEquationWidget.tsx
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import React, { useState } from 'react';
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import { Check, RotateCcw, ArrowRight } from 'lucide-react';
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const LiteralEquationWidget: React.FC = () => {
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const [problemIdx, setProblemIdx] = useState(0);
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const [step, setStep] = useState(0);
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const problems = [
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{
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id: 'perimeter',
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title: 'Perimeter Formula',
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goal: 'Isolate W',
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steps: [
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{
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startEq: <>P = 2L + 2<span className="text-indigo-600">W</span></>,
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options: [
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{ text: 'Subtract 2L', correct: true },
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{ text: 'Divide by 2', correct: false }
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],
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feedback: 'Moved 2L to the other side.',
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nextEq: <>P - 2L = 2<span className="text-indigo-600">W</span></>
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},
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{
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startEq: <>P - 2L = 2<span className="text-indigo-600">W</span></>,
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options: [
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{ text: 'Divide by 2', correct: true },
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{ text: 'Subtract 2', correct: false }
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],
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feedback: 'Solved!',
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nextEq: <><span className="text-indigo-600">W</span> = <span className="inline-block align-middle text-center border-t border-slate-800 pt-1 leading-none"><span className="block pb-1">P - 2L</span>2</span></>
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}
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]
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},
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{
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id: 'linear',
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title: 'Slope-Intercept',
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goal: 'Isolate x',
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steps: [
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{
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startEq: <>y = m<span className="text-indigo-600">x</span> + b</>,
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options: [
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{ text: 'Subtract b', correct: true },
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{ text: 'Divide by m', correct: false }
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],
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feedback: 'Isolated the x term.',
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nextEq: <>y - b = m<span className="text-indigo-600">x</span></>
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},
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{
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startEq: <>y - b = m<span className="text-indigo-600">x</span></>,
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options: [
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{ text: 'Divide by m', correct: true },
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{ text: 'Subtract m', correct: false }
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],
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feedback: 'Solved!',
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nextEq: <><span className="text-indigo-600">x</span> = <span className="inline-block align-middle text-center border-t border-slate-800 pt-1 leading-none"><span className="block pb-1">y - b</span>m</span></>
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}
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]
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},
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{
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id: 'standard',
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title: 'Standard Form',
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goal: 'Isolate y',
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steps: [
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{
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startEq: <>Ax + B<span className="text-indigo-600">y</span> = C</>,
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options: [
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{ text: 'Subtract Ax', correct: true },
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{ text: 'Divide by B', correct: false }
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],
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feedback: 'Moved the x term away.',
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nextEq: <>B<span className="text-indigo-600">y</span> = C - Ax</>
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},
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{
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startEq: <>B<span className="text-indigo-600">y</span> = C - Ax</>,
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options: [
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{ text: 'Divide by B', correct: true },
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{ text: 'Subtract B', correct: false }
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],
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feedback: 'Solved!',
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nextEq: <><span className="text-indigo-600">y</span> = <span className="inline-block align-middle text-center border-t border-slate-800 pt-1 leading-none"><span className="block pb-1">C - Ax</span>B</span></>
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}
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]
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},
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{
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id: 'physics',
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title: 'Velocity Formula',
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goal: 'Isolate a',
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steps: [
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{
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startEq: <>v = u + <span className="text-indigo-600">a</span>t</>,
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options: [
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{ text: 'Subtract u', correct: true },
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{ text: 'Divide by t', correct: false }
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],
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feedback: 'Isolated the term with a.',
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nextEq: <>v - u = <span className="text-indigo-600">a</span>t</>
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},
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{
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startEq: <>v - u = <span className="text-indigo-600">a</span>t</>,
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options: [
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{ text: 'Divide by t', correct: true },
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{ text: 'Subtract t', correct: false }
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],
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feedback: 'Solved!',
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nextEq: <><span className="text-indigo-600">a</span> = <span className="inline-block align-middle text-center border-t border-slate-800 pt-1 leading-none"><span className="block pb-1">v - u</span>t</span></>
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}
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]
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}
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];
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const currentProb = problems[problemIdx];
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const currentStepData = currentProb.steps[step];
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const handleNextProblem = () => {
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let next = Math.floor(Math.random() * problems.length);
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while (next === problemIdx) {
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next = Math.floor(Math.random() * problems.length);
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}
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setProblemIdx(next);
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setStep(0);
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};
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const reset = () => {
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setStep(0);
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};
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const handleOption = (isCorrect: boolean) => {
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if (isCorrect) {
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setStep(step + 1);
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}
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};
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return (
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<div className="bg-white p-6 rounded-xl shadow-lg border border-slate-200">
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<div className="flex justify-between items-center mb-6">
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<h4 className="font-bold text-slate-700 flex items-center gap-2">
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<span className="w-6 h-6 rounded-full bg-indigo-100 text-indigo-700 flex items-center justify-center text-xs font-bold">Ex</span>
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{currentProb.goal}
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</h4>
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<button onClick={reset} className="text-slate-400 hover:text-indigo-600 transition-colors" title="Reset this problem">
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<RotateCcw className="w-4 h-4" />
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</button>
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</div>
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<div className="text-center mb-8 h-32 flex flex-col items-center justify-center transition-all">
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{step < 2 ? (
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<div className="animate-fade-in">
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<div className="text-3xl font-mono font-bold text-slate-800 mb-2">
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{currentStepData.startEq}
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</div>
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{step === 1 && <p className="text-sm text-green-600 font-bold mb-2 animate-pulse">{problems[problemIdx].steps[0].feedback}</p>}
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<p className="text-sm text-slate-500">
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{step === 0 ? "What is the first step?" : "What is the next step?"}
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</p>
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</div>
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) : (
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<div className="animate-fade-in bg-green-50 p-6 rounded-xl border border-green-200 w-full">
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<div className="text-3xl font-mono font-bold text-green-800 mb-2">
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{currentProb.steps[1].nextEq}
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</div>
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<div className="flex items-center justify-center gap-2 text-green-700 font-bold">
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<Check className="w-5 h-5" /> {currentProb.steps[1].feedback}
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</div>
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</div>
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)}
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</div>
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<div className="grid grid-cols-2 gap-4">
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{step < 2 ? (
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<>
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{currentStepData.options.map((opt, i) => (
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<button
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key={i}
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onClick={() => handleOption(opt.correct)}
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className={`p-4 rounded-xl border-2 transition-all text-left group ${
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opt.correct
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? 'bg-slate-50 border-slate-200 hover:border-indigo-400 hover:bg-indigo-50'
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: 'bg-slate-50 border-slate-200 hover:border-slate-300 opacity-80'
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}`}
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>
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<span className={`text-xs font-bold uppercase mb-1 block ${opt.correct ? 'text-indigo-400 group-hover:text-indigo-600' : 'text-slate-400'}`}>
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Option {i+1}
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</span>
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<span className="font-bold text-slate-700 group-hover:text-indigo-900">{opt.text}</span>
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</button>
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))}
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</>
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) : (
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<button
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onClick={handleNextProblem}
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className="col-span-2 p-4 bg-indigo-600 text-white font-bold rounded-xl hover:bg-indigo-700 transition-colors flex items-center justify-center gap-2 shadow-md hover:shadow-lg transform hover:-translate-y-0.5"
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>
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Try Another Problem <ArrowRight className="w-4 h-4" />
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</button>
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)}
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</div>
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</div>
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);
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};
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export default LiteralEquationWidget;
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