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//
// DetailedSnippetView.swift
// iTexSnip
//
// Created by Navan Chauhan on 10/21/24.
//
import Foundation
import LaTeXSwiftUI
import SwiftUI
struct DetailedSnippetView: View {
@Environment(\.modelContext) var modelContext
@Environment(\.dismiss) private var dismiss
@AppStorage("apiEndpoint") var apiEndpoint: String =
"https://api.itexsnip.navan.dev/rate_snippet"
@State var showOriginal = false
var snippet: ImageSnippet
var body: some View {
VStack {
HStack {
Toggle("Show Original", isOn: $showOriginal)
.toggleStyle(.switch)
.padding()
Spacer()
HStack {
Button {
if snippet.rating == true {
updateRating(nil)
} else {
updateRating(true)
}
} label: {
if snippet.rating == true {
Image(systemName: "hand.thumbsup")
.foregroundStyle(.green)
.imageScale(.large)
} else {
Image(systemName: "hand.thumbsup")
.imageScale(.large)
}
}.buttonStyle(PlainButtonStyle())
Button {
if snippet.rating == false {
updateRating(nil)
} else {
updateRating(false)
}
} label: {
if snippet.rating == false {
Image(systemName: "hand.thumbsdown")
.foregroundStyle(.red)
.imageScale(.large)
} else {
Image(systemName: "hand.thumbsdown")
.imageScale(.large)
}
}.buttonStyle(PlainButtonStyle())
Button(role: .destructive) {
withAnimation {
modelContext.delete(snippet)
do {
try modelContext.save()
dismiss()
} catch {
print("Failed to delete snippet: \(error)")
}
}
} label: {
Image(systemName: "trash")
.imageScale(.large)
}
.padding()
.buttonStyle(PlainButtonStyle())
}.padding()
}
ScrollView {
if showOriginal {
HStack {
Spacer()
Image(nsImage: NSImage(data: snippet.image)!)
.resizable()
.clipped()
.cornerRadius(10)
.scaledToFit()
.frame(height: 100)
Spacer()
}.padding()
}
HStack {
Spacer()
if snippet.transcribedText != nil {
LaTeXEquationView(equation: snippet.transcribedText!)
.clipped()
.scaledToFit()
.frame(height: 100)
}
Spacer()
}
VStack {
if snippet.transcribedText != nil {
LaTeXCopyView(latex: snippet.transcribedText!, textStart: "", textEnd: "")
LaTeXCopyView(latex: snippet.transcribedText!, textStart: "$", textEnd: "$")
LaTeXCopyView(latex: snippet.transcribedText!, textStart: "$$", textEnd: "$$")
LaTeXCopyView(
latex: snippet.transcribedText!, textStart: "\\begin{equation}",
textEnd: "\\end{equation}")
}
}
}.frame(height: 450)
Spacer()
}
}
func updateRating(_ rating: Bool?) {
withAnimation {
self.snippet.rate(rating)
do {
if let rating = rating {
if var url = URL(string: "\(self.apiEndpoint)") {
let queryItem = URLQueryItem(name: "good", value: "\(rating)")
url.append(queryItems: [queryItem])
let boundary = "Boundary-\(UUID().uuidString)"
let headers = [
"accept": "application/json",
"Content-Type": "multipart/form-data; boundary=\(boundary)",
]
var request = URLRequest(url: url)
request.httpMethod = "POST"
request.allHTTPHeaderFields = headers
var body = Data()
body.append("--\(boundary)\r\n".data(using: .utf8)!)
body.append("Content-Disposition: form-data; name=\"good\"\r\n\r\n".data(using: .utf8)!)
body.append("\(rating)\r\n".data(using: .utf8)!)
let data = self.snippet.image
let mimeType = "image/jpeg" // We detect the filetype on the server anyway
let filename = "image"
body.append("--\(boundary)\r\n".data(using: .utf8)!)
body.append(
"Content-Disposition: form-data; name=\"image\"; filename=\"\(filename)\"\r\n".data(
using: .utf8)!)
body.append("Content-Type: \(mimeType)\r\n\r\n".data(using: .utf8)!)
body.append(data)
body.append("\r\n".data(using: .utf8)!)
body.append("--\(boundary)--\r\n".data(using: .utf8)!)
request.httpBody = body
let task = URLSession.shared.dataTask(with: request) { (data, response, error) in
if let error = error {
print(error)
} else if let data = data {
let str = String(data: data, encoding: .utf8)
print(str ?? "")
}
}
task.resume()
}
} else {
print("Could not create URLRequest")
}
try modelContext.save()
} catch {
print("Error saving rating: \(error)")
}
}
}
}
struct LaTeXCopyView: View {
var latex: String
var textStart: String
var textEnd: String
var body: some View {
HStack {
ScrollView(.horizontal) {
Text("\(textStart) \(latex) \(textEnd)")
.frame(height: 20)
.textSelection(.enabled)
.padding()
}
.frame(width: 400)
.border(Color.accentColor)
Button {
print("Should Copy")
let pasteboard = NSPasteboard.general
pasteboard.clearContents()
pasteboard.setString("\(textStart) \(latex) \(textEnd)", forType: .string)
} label: {
Image(systemName: "document.on.clipboard")
}
.buttonStyle(PlainButtonStyle())
.imageScale(.large)
}
}
}
struct LaTeXEquationView: View {
var equation: String
var body: some View {
LaTeX(equation)
.parsingMode(.all)
.font(.system(size: 28, weight: .bold))
}
}
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