/// <summary>
/// 请注意可能返回null
/// </summary>
/// <param name="textbox_str"></param>
/// <returns></returns>
public static TheMathMaze.BaseEquation get_console(string textbox_str)
{
if (textbox_str == null)
{
return(null);
}
//textbox_str = textbox_str.Replace('x', '*');//乘号换一下
//处理字母 - 置换为A~J
textbox_str = textbox_str.ToUpper();
for (int i = 0; i < 16; i++)
{
if (textbox_str.IndexOf((char)('J' + i + 1)) != -1)
{
for (int j = 0; j < 10; j++)
{
if (textbox_str.IndexOf((char)('A' + j)) == -1)
{
textbox_str = textbox_str.Replace((char)('J' + i + 1), (char)('A' + j));
break;
}
}
}
}
string ret_str = "";
string[] lines_textbox = textbox_str.Split(new char[] { '\r' });
if (lines_textbox.Length < 4)
{
return(null);
}
lines_textbox[0] = lines_textbox[0].Replace(" ", "");
lines_textbox[0] = lines_textbox[0].Replace("\r", "");
lines_textbox[0] = lines_textbox[0].Replace("\n", "");
lines_textbox[0] = lines_textbox[0].Replace("_", "");
ret_str += lines_textbox[0];
for (int i = 1; i < lines_textbox.Length; i++)
{
lines_textbox[i] = lines_textbox[i].Replace(" ", "");
lines_textbox[i] = lines_textbox[i].Replace("\r", "");
lines_textbox[i] = lines_textbox[i].Replace("\n", "");
lines_textbox[i] = lines_textbox[i].Replace("_", "");
if (lines_textbox[i] != "")
{
char c = lines_textbox[i][0];
if (c != '—')//TODO:貌似没考虑除法，晚点再说
{
ret_str += "_" + lines_textbox[i];
}
}
}
TheMathMaze.BaseEquation ret = new TheMathMaze.BaseEquation(ret_str);
if (ret.equation_console != string.Empty)
{
return(ret);
}
else
{
return(null);
}
}
/// <summary>
/// hard = 0,1,2
/// </summary>
/// <param name="hard"></param>
/// <returns></returns>
public static async Task <string> GUIrandomChallenge(int hard, TheMathMaze.BaseEquation.METHOD m, Random r)
{
string ret = "";
int t1, t2;
switch (hard)
{
case 0:
t1 = r.Next(1, 5);
t2 = r.Next(1, 3);
break;
case 1:
t1 = r.Next(2, 7);
t2 = r.Next(2, 5);
break;
case 2:
t1 = r.Next(4, 9);
t2 = r.Next(4, 7);
break;
default:
t1 = r.Next(1, 15);
t2 = r.Next(1, 15);
break;
}
switch (m)
{
case TheMathMaze.BaseEquation.METHOD.ADD:
{
string a1 = "", a2 = "";
for (int i = 0; i < t1; i++)
{
a1 += '0' + r.Next(0, 10);
}
for (int i = 0; i < t2; i++)
{
a2 += '0' + r.Next(0, 10);
}
string a3 = (new SKSpecial.SKSpecialDecimal(a1) + new SKSpecial.SKSpecialDecimal(a2)).to_string_only_integer();
string mix = a1 + "_+" + a2 + "_" + a3;
string last_mix = mix;
int already_letter = 0;
while (true)
{
TheMathMaze.BaseEquation be = new TheMathMaze.BaseEquation(mix);
List <int> hav_n = be.have_nums();
if (hav_n.Count == 0)
{
last_mix = mix;
break;
}
mix = mix.Replace((char)(hav_n[r.Next(0, hav_n.Count)] + '0'),
(char)('A' + already_letter));
already_letter++;
TheMathMaze.ConsoleMazeMain cm = new TheMathMaze.ConsoleMazeMain();
cm.callback += voidm;
string ans = await cm.get_result(mix);
string[] anss = ans.Split(new char[1] {
'\r'
});
int ans_num = (ans == "answer not found\r\n" || ans == "Wrong input\r\n") ? 0 : (anss.Length - 1);
if (ans_num == 0 || ans_num > 1)
{
break;
}
last_mix = mix;
}
if (new TheMathMaze.BaseEquation(last_mix).available_letters().Count <= 1)
{
ret = await GUIrandomChallenge(hard, m, r);
}
else
{
ret = get_GUI(new TheMathMaze.BaseEquation(last_mix));
}
break;
}
case TheMathMaze.BaseEquation.METHOD.SUB:
{
string a1 = "", a2 = "";
for (int i = 0; i < t1; i++)
{
a1 += '0' + r.Next(0, 10);
}
for (int i = 0; i < t2; i++)
{
a2 += '0' + r.Next(0, 10);
}
string a3 = (new SKSpecial.SKSpecialDecimal(a1) - new SKSpecial.SKSpecialDecimal(a2)).to_string_only_integer();
string mix = a1 + "_-" + a2 + "_" + a3;
string last_mix = mix;
int already_letter = 0;
while (true)
{
TheMathMaze.BaseEquation be = new TheMathMaze.BaseEquation(mix);
List <int> hav_n = be.have_nums();
if (hav_n.Count == 0)
{
last_mix = mix;
break;
}
mix = mix.Replace((char)(hav_n[r.Next(0, hav_n.Count)] + '0'),
(char)('A' + already_letter));
already_letter++;
TheMathMaze.ConsoleMazeMain cm = new TheMathMaze.ConsoleMazeMain();
cm.callback += voidm;
string ans = await cm.get_result(mix);
string[] anss = ans.Split(new char[1] {
'\r'
});
int ans_num = (ans == "answer not found\r\n" || ans == "Wrong input\r\n") ? 0 : (anss.Length - 1);
if (ans_num == 0 || ans_num > 1)
{
break;
}
last_mix = mix;
}
if (new TheMathMaze.BaseEquation(last_mix).available_letters().Count <= 1)
{
ret = await GUIrandomChallenge(hard, m, r);
}
else
{
ret = get_GUI(new TheMathMaze.BaseEquation(last_mix));
}
break;
}
case TheMathMaze.BaseEquation.METHOD.MUL:
{
SKSpecial.SKSpecialDecimal aa1;
SKSpecial.SKSpecialDecimal aa2;
try
{
string a1 = "", a2 = "";
for (int i = 0; i < t1; i++)
{
a1 += '0' + r.Next(0, 10);
}
for (int i = 0; i < t2; i++)
{
a2 += '0' + r.Next(0, 10);
}
string mix = a1 + "_*" + a2;
aa1 = new SKSpecial.SKSpecialDecimal(a1);
aa2 = new SKSpecial.SKSpecialDecimal(a2);
if (a2.Length > 1)
{
for (int i = 0; i < a2.Length; i++)
{
mix = mix + "_" + (aa1 * (int)(a2[a2.Length - i - 1] - '0')).to_string_only_integer();
}
}
mix = mix + "_" + (aa1 * aa2).to_string_only_integer();
string last_mix = mix;
int already_letter = 0;
while (true)
{
TheMathMaze.BaseEquation be = new TheMathMaze.BaseEquation(mix);
List <int> hav_n = be.have_nums();
if (hav_n.Count == 0)
{
last_mix = mix;
break;
}
mix = mix.Replace((char)(hav_n[r.Next(0, hav_n.Count)] + '0'),
(char)('A' + already_letter));
already_letter++;
TheMathMaze.ConsoleMazeMain cm = new TheMathMaze.ConsoleMazeMain();
cm.callback += voidm;
string ans = await cm.get_result(mix);
string[] anss = ans.Split(new char[1] {
'\r'
});
int ans_num = (ans == "answer not found\r\n" || ans == "Wrong input\r\n") ? 0 : (anss.Length - 1);
if (ans_num == 0 || ans_num > 1)
{
break;
}
last_mix = mix;
}
if (new TheMathMaze.BaseEquation(last_mix).available_letters().Count <= 1)
{
ret = await GUIrandomChallenge(hard, m, r);
}
else
{
ret = get_GUI(new TheMathMaze.BaseEquation(last_mix));
}
break;
}
catch (Exception e)
{
return("");
}
}
}
return(ret);
}
/// <summary>
/// 检查是否符合Equation,0=success,1=未知错误,2=太长,3=太高
/// </summary>
/// <param name="textbox_str"></param>
/// <returns></returns>
public static int textGUI(string textbox_str)
{
//textbox_str = textbox_str.Replace('x', '*');//乘号换一下
//处理字母 - 置换为A~J
textbox_str = textbox_str.ToUpper();
for (int i = 0; i < 16; i++)
{
if (textbox_str.IndexOf((char)('J' + i + 1)) != -1)
{
for (int j = 0; j < 10; j++)
{
if (textbox_str.IndexOf((char)('A' + j)) == -1)
{
textbox_str = textbox_str.Replace((char)('J' + i + 1), (char)('A' + j));
break;
}
}
}
}
char c_addin = 'A';
for (int i = 0; i < 10; i++)
{
if (textbox_str.IndexOf((char)('0' + i)) != -1)
{
c_addin = (char)('0' + i);
break;
}
if (textbox_str.IndexOf((char)('A' + i)) != -1)
{
c_addin = (char)('A' + i);
break;
}
}
string mix_str = "";
string[] lines_textbox = textbox_str.Split(new char[] { '\r' });
if (lines_textbox.Length > HEIGHT_MAX)
{
return(3);
}
if (lines_textbox.Length < 4)
{
return(1);
}
lines_textbox[0] = lines_textbox[0].Replace(" ", "");
lines_textbox[0] = lines_textbox[0].Replace("\r", "");
lines_textbox[0] = lines_textbox[0].Replace("\n", "");
lines_textbox[0] = lines_textbox[0].Replace("_", "");
if (lines_textbox[0] == "")
{
lines_textbox[0] = c_addin.ToString();
}
mix_str += lines_textbox[0];
bool is_mul = false;
for (int i = 1; i < lines_textbox.Length; i++)
{
if (lines_textbox[i].Length > LENTH_MAX)
{
return(2);
}
if (i < 4)
{
lines_textbox[i] = lines_textbox[i].Replace(" ", "");
}
lines_textbox[i] = lines_textbox[i].Replace("\r", "");
lines_textbox[i] = lines_textbox[i].Replace("\n", "");
lines_textbox[i] = lines_textbox[i].Replace("_", "");
if (lines_textbox[i] == "")
{
lines_textbox[i] = c_addin.ToString();
}
char c = lines_textbox[i][0];
if (c != '—')//TODO:貌似没考虑除法2，晚点再说
{
mix_str += "_" + lines_textbox[i] + c_addin;
//TODO: 检查符号替换问题
//TODO: 除法
//特别：检查乘除法行数
if (c == '*')
{
is_mul = true;
if ((lines_textbox[i].Length == 2 && lines_textbox.Length != 4) ||
(lines_textbox[i].Length > 2 && lines_textbox.Length != lines_textbox[i].Length + 4))
{
return(1);
}
}
//检查最右空格
if (is_mul && i >= 4 && i <= lines_textbox.Length - 3)
{
//右边应当有(i-3)个空格
if (lines_textbox[i].Length < i - 3)
{
return(1);
}
for (int j = 0; j < i - 3; j++)
{
if (lines_textbox[i][lines_textbox[i].Length - j - 1] != ' ')
{
return(1);
}
}
}
}
else
{
//检查这一行是不是都是这个破符号
for (int j = 0; j < lines_textbox[i].Length; j++)
{
if (lines_textbox[i][j] != '—')
{
return(1);
}
}
}
}
TheMathMaze.BaseEquation be = new TheMathMaze.BaseEquation(mix_str);
return((be.equation_console != string.Empty) ? 0 : 1);
}
public static string get_GUI(TheMathMaze.BaseEquation be)
{
string ret = "";
string[] lines = be.spilt_string_without_operator;
if (lines == null)
{
return("");
}
int longlen = be.max_line_len;
if (lines.Length > HEIGHT_MAX)
{
return("Expression too high");
}
if (be.max_line_len > LENTH_MAX)
{
return("Expression too long");
}
if (be.method == TheMathMaze.BaseEquation.METHOD.ADD || be.method == TheMathMaze.BaseEquation.METHOD.SUB)
{
ret += lines[0];
ret += "\r\n";
ret += (be.method == TheMathMaze.BaseEquation.METHOD.ADD) ? "+ " : "- ";
if (lines[1].Length < lines[0].Length)
{
for (int i = 0; i < lines[0].Length - lines[1].Length; i++)
{
ret += " ";
}
}
ret += lines[1];
ret += "\r\n";
for (int i = 0; i < longlen + 3; i++)
{
ret += "—";
}
ret += "\r\n";
ret += be.spilt_string[2];
}
else if (be.method == TheMathMaze.BaseEquation.METHOD.MUL)
{
ret += lines[0];
ret += "\r\n";
ret += "* ";
if (lines[1].Length < lines[0].Length)
{
for (int i = 0; i < lines[0].Length - lines[1].Length; i++)
{
ret += " ";
}
}
ret += lines[1];
ret += "\r\n";
for (int i = 0; i < longlen + 3; i++)
{
ret += "—";
}
ret += "\r\n";
if (lines.Length == 3)
{
ret += lines[2];
}
else
{
for (int i = 2; i < lines.Length - 1; i++)
{
ret += lines[i];
for (int j = 2; j < i; j++)
{
ret += " ";
}
ret += "\r\n";
}
for (int i = 0; i < longlen + 3; i++)
{
ret += "—";
}
ret += "\r\n";
ret += lines[lines.Length - 1];
}
}
else if (be.method == TheMathMaze.BaseEquation.METHOD.DIV)
{
}
return(ret);
}