var XLSX = require('../.');

var JSZip = require('jszip');
var fs = require('fs');
var cheerio = require('cheerio');

var assert = require('assert');

function JSDateToExcelDate(inDate) {
  return 25569.0 + ((inDate.getTime() - (inDate.getTimezoneOffset() * 60 * 1000)) / (1000 * 60 * 60 * 24));
}

var defaultCellStyle = { font: { name: "Verdana", sz: 11, color: "FF00FF88"}, fill: {fgColor: {rgb: "FFFFAA00"}}};

// test to see if everything on the left equals its counterpart on the right
// but the right hand object may have other attributes which we might not care about
function basicallyEquals(left, right) {
  if (Array.isArray(left) && Array.isArray(right)) {
    for (var i=0; i<left.length; i++) {
      if (!basicallyEquals(left[i], right[i] )) {
        return false;
      }
    }
    return true;
  }
  else if (typeof left == 'object' && typeof right == 'object') {
    for (var key in left) {
      if (key != 'bgColor') {
        if (!basicallyEquals(left[key], right[key] )) {
          if (JSON.stringify(left[key])=="{}" && right[key] == undefined) return true;
          if (JSON.stringify(right[key])=="{}" && left[key] == undefined) return true;
          return false;
        }
      }
    }
    return true;
  }
  else {
    if (left != right) {
      return false;
    }
    return true;
  }
}


describe('styles with blank cells', function () {
  it ('retains styles with blank cells', function() {


    var OUTFILE = '/tmp/ex1.xlsx';
    var OUTFILE2 = '/tmp/ex1a.xlsx';

    var workbook = {
      SheetNames : ["Sheet1"],
      Sheets: {
        "Sheet1": {
          "B2": {v: "Top left", s: { border: { top: { style: 'medium', color: { rgb: "FFFFAA00"}}, left: { style: 'medium', color: { rgb: "FFFFAA00"}} }}},
          "C2": {v: "Top right", s: { border: { top: { style: 'medium', color: { rgb: "FFFFAA00"}}, right: { style: 'medium', color: { rgb: "FFFFAA00"}} }}},
          "B3": {v: "Bottom left", s: { border: { bottom: { style: 'medium', color: { rgb: "FFFFAA00"}}, left: { style: 'medium', color: { rgb: "FFFFAA00"}} }}},
          "C3": {v: "", s: { border: { bottom: { style: 'medium', color: { rgb: "FFFFAA00"}}, right: { style: 'medium', color: { rgb: "FFFFAA00"}} }}},
          "!ref":"B2:C3"
        }
      }
    };

    // write the file and read it back...
    XLSX.writeFile(workbook, OUTFILE, {bookType: 'xlsx', bookSST: false});
    var workbook2 = XLSX.readFile(OUTFILE, {cellStyles: true});
    assert(basicallyEquals(workbook.Sheets, workbook2.Sheets));

    XLSX.writeFile(workbook2, OUTFILE2, {bookType: 'xlsx', bookSST: false});
    var workbook3 = XLSX.readFile(OUTFILE2, {cellStyles: true});
    assert(basicallyEquals(workbook.Sheets, workbook3.Sheets))
  });
});

describe("Export styles", function () {
  var workbook, wbout, wbin;

  before(function () {
    workbook = {
      "SheetNames": [
        "Main"
      ],
      "Sheets": {
        "Main": {
          "!merges": [
            {
              "s": {
                "c": 0,
                "r": 0
              },
              "e": {
                "c": 2,
                "r": 0
              }
            }
          ],
          "A1": {
            "v": "This is a submerged cell",
            "s": {
              "border": {
                "left": {
                  "style": "thick",
                  "color": {
                    "auto": 1
                  }
                },
                "top": {
                  "style": "thick",
                  "color": {
                    "auto": 1
                  }
                },
                "bottom": {
                  "style": "thick",
                  "color": {
                    "auto": 1
                  }
                }
              }
            },
            "t": "s"
          },
          "B1": {
            "v": "Pirate ship",
            "s": {
              "border": {
                "top": {
                  "style": "thick",
                  "color": {
                    "auto": 1
                  }
                },
                "bottom": {
                  "style": "thick",
                  "color": {
                    "auto": 1
                  }
                }
              }
            },
            "t": "s"
          },
          "C1": {
            "v": "Sunken treasure",
            "s": {
              "border": {
                "right": {
                  "style": "thick",
                  "color": {
                    "auto": 1
                  }
                },
                "top": {
                  "style": "thick",
                  "color": {
                    "auto": 1
                  }
                },
                "bottom": {
                  "style": "thick",
                  "color": {
                    "auto": 1
                  }
                }
              }
            },
            "t": "s"
          },
          "A2": {
            "v": "Blank",
            "t": "s"
          },
          "B2": {
            "v": "Red",
            "s": {
              "fill": {
                "fgColor": {
                  "rgb": "FFFF0000"
                }
              }
            },
            "t": "s"
          },
          "C2": {
            "v": "Green",
            "s": {
              "fill": {
                "fgColor": {
                  "rgb": "FF00FF00"
                }
              }
            },
            "t": "s"
          },
          "D2": {
            "v": "Blue",
            "s": {
              "fill": {
                "fgColor": {
                  "rgb": "FF0000FF"
                }
              }
            },
            "t": "s"
          },
          "E2": {
            "v": "Theme 5",
            "s": {
              "fill": {
                "fgColor": {
                  "theme": 5
                }
              }
            },
            "t": "s"
          },
          "F2": {
            "v": "Theme 5 Tint -0.5",
            "s": {
              "fill": {
                "fgColor": {
                  "theme": 5,
                  "tint": -0.5
                }
              }
            },
            "t": "s"
          },
          "A3": {
            "v": "Default",
            "t": "s"
          },
          "B3": {
            "v": "Arial",
            "s": {
              "font": {
                "name": "Arial",
                "sz": 24,
                "color": {
                  "theme": "5"
                }
              }
            },
            "t": "s"
          },
          "C3": {
            "v": "Times New Roman",
            "s": {
              "font": {
                "name": "Times New Roman",
                bold:true,
                underline: true,
                italic: true,
                strike: true,
                outline: true,
                shadow: true,
                vertAlign: "superscript",
                "sz": 16,
                "color": {
                  "rgb": "FF2222FF"
                }
              }
            },
            "t": "s"
          },
          "D3": {
            "v": "Courier New",
            "s": {
              "font": {
                "name": "Courier New",
                "sz": 14
              }
            },
            "t": "s"
          },
          "A4": {
            "v": 0.618033989,
            "t": "n"
          },
          "B4": {
            "v": 0.618033989,
            "t": "n"
          },
          "C4": {
            "v": 0.618033989,
            "t": "n"
          },
          "D4": {
            "v": 0.618033989,
            "t": "n",
            "s": {
              "numFmt": "0.00%"
            }
          },
          "E4": {
            "v": 0.618033989,
            "t": "n",
            "s": {
              "numFmt": "0.00%",
              "fill": {
                "fgColor": {
                  "rgb": "FFFFCC00"
                }
              }
            }
          },
          "A5": {
            "v": 0.618033989,
            "t": "n",
            "s": {
              "numFmt": "0%"
            }
          },
          "B5": {
            "v": 0.618033989,
            "t": "n",
            "s": {
              "numFmt": "0.0%"
            }
          },
          "C5": {
            "v": 0.618033989,
            "t": "n",
            "s": {
              "numFmt": "0.00%"
            }
          },
          "D5": {
            "v": 0.618033989,
            "t": "n",
            "s": {
              "numFmt": "0.000%"
            }
          },
          "E5": {
            "v": 0.618033989,
            "t": "n",
            "s": {
              "numFmt": "0.0000%"
            }
          },
          "F5": {
            "v": 0,
            "t": "n",
            "s": {
              "numFmt": "0.00%;\\(0.00%\\);\\-;@",
              "fill": {
                "fgColor": {
                  "rgb": "FFFFCC00"
                }
              }
            }
          },
          "A6": {
            "v": "Sat Mar 21 2015 23:47:34 GMT-0400 (EDT)",
            "t": "s"
          },
          "B6": {
            "v": 42084.99137416667,
            "t": "n"
          },
          "C6": {
            "v": 42084.99137416667,
            "s": {
              "numFmt": "d-mmm-yy"
            },
            "t": "n"
          },
          "A7": {
            "v": "left",
            "s": {
              "alignment": {
                "horizontal": "left"
              }
            },
            "t": "s"
          },
          "B7": {
            "v": "center",
            "s": {
              "alignment": {
                "horizontal": "center"
              }
            },
            "t": "s"
          },
          "C7": {
            "v": "right",
            "s": {
              "alignment": {
                "horizontal": "right"
              }
            },
            "t": "s"
          },
          "A8": {
            "v": "vertical",
            "s": {
              "alignment": {
                "vertical": "top"
              }
            },
            "t": "s"
          },
          "B8": {
            "v": "vertical",
            "s": {
              "alignment": {
                "vertical": "center"
              }
            },
            "t": "s"
          },
          "C8": {
            "v": "vertical",
            "s": {
              "alignment": {
                "vertical": "bottom"
              }
            },
            "t": "s"
          },
          "A9": {
            "v": "indent",
            "s": {
              "alignment": {
                "indent": "1"
              }
            },
            "t": "s"
          },
          "B9": {
            "v": "indent",
            "s": {
              "alignment": {
                "indent": "2"
              }
            },
            "t": "s"
          },
          "C9": {
            "v": "indent",
            "s": {
              "alignment": {
                "indent": "3"
              }
            },
            "t": "s"
          },
          "A10": {
            "v": "In publishing and graphic design, lorem ipsum is a filler text commonly used to demonstrate the graphic elements of a document or visual presentation. ",
            "s": {
              "alignment": {
                "wrapText": 1,
                "horizontal": "right",
                "vertical": "center",
                "indent": 1
              }
            },
            "t": "s"
          },
          "A11": {
            "v": 41684.35264774306,
            "s": {
              "numFmt": "m/d/yy"
            },
            "t": "n"
          },
          "B11": {
            "v": 41684.35264774306,
            "s": {
              "numFmt": "d-mmm-yy"
            },
            "t": "n"
          },
          "C11": {
            "v": 41684.35264774306,
            "s": {
              "numFmt": "h:mm:ss AM/PM"
            },
            "t": "n"
          },
          "D11": {
            "v": 42084.99137416667,
            "s": {
              "numFmt": "m/d/yy"
            },
            "t": "n"
          },
          "E11": {
            "v": 42065.02247239584,
            "s": {
              "numFmt": "m/d/yy"
            },
            "t": "n"
          },
          "F11": {
            "v": 42084.99137416667,
            "s": {
              "numFmt": "m/d/yy h:mm:ss AM/PM"
            },
            "t": "n"
          },
          "A12": {
            "v": "Apple",
            "s": {
              "border": {
                "top": {
                  "style": "thin"
                },
                "left": {
                  "style": "thin"
                },
                "right": {
                  "style": "thin"
                },
                "bottom": {
                  "style": "thin"
                }
              }
            },
            "t": "s"
          },
          "C12": {
            "v": "Apple",
            "s": {
              "border": {
                "diagonalUp": 1,
                "diagonalDown": 1,
                "top": {
                  "style": "dashed",
                  "color": {
                    "auto": 1
                  }
                },
                "right": {
                  "style": "medium",
                  "color": {
                    "theme": "5"
                  }
                },
                "bottom": {
                  "style": "hair",
                  "color": {
                    "theme": 5,
                    "tint": "-0.3"
                  }
                },
                "left": {
                  "style": "thin",
                  "color": {
                    "rgb": "FFFFAA00"
                  }
                },
                "diagonal": {
                  "style": "dotted",
                  "color": {
                    "auto": 1
                  }
                }
              }
            },
            "t": "s"
          },
          "E12": {
            "v": "Pear",
            "s": {
              "border": {
                "diagonalUp": 1,
                "diagonalDown": 1,
                "top": {
                  "style": "dashed",
                  "color": {
                    "auto": 1
                  }
                },
                "right": {
                  "style": "dotted",
                  "color": {
                    "theme": "5"
                  }
                },
                "bottom": {
                  "style": "mediumDashed",
                  "color": {
                    "theme": 5,
                    "tint": "-0.3"
                  }
                },
                "left": {
                  "style": "double",
                  "color": {
                    "rgb": "FFFFAA00"
                  }
                },
                "diagonal": {
                  "style": "hair",
                  "color": {
                    "auto": 1
                  }
                }
              }
            },
            "t": "s"
          },
          "A13": {
            "v": "Up 90",
            "s": {
              "alignment": {
                "textRotation": 90
              }
            },
            "t": "s"
          },
          "B13": {
            "v": "Up 45",
            "s": {
              "alignment": {
                "textRotation": 45
              }
            },
            "t": "s"
          },
          "C13": {
            "v": "Horizontal",
            "s": {
              "alignment": {
                "textRotation": 0
              }
            },
            "t": "s"
          },
          "D13": {
            "v": "Down 45",
            "s": {
              "alignment": {
                "textRotation": 135
              }
            },
            "t": "s"
          },
          "E13": {
            "v": "Down 90",
            "s": {
              "alignment": {
                "textRotation": 180
              }
            },
            "t": "s"
          },
          "F13": {
            "v": "Vertical",
            "s": {
              "alignment": {
                "textRotation": 255
              }
            },
            "t": "s"
          },
          "A14": {
            "v": "Font color test",
            "s": {
              "font": {
                "color": {
                  "rgb": "FFC6EFCE"
                }
              }
            },
            "t": "s"
          },
          "!ref": "A1:F14"
        }
      }
    }
  });


  it('can write to a file and read the file back', function () {
    XLSX.writeFile(workbook, '/tmp/wb.xlsx',  { defaultCellStyle: defaultCellStyle });
    var wb1 = XLSX.readFile('/tmp/wb.xlsx', {type: "xlsx", cellStyles: true, cellNF: true, WTF:true});
    assert(basicallyEquals(workbook.Sheets.Main,wb1.Sheets.Main));
  });

  it('can write to a buffer and read the file back', function () {
    var wb2 = XLSX.read(XLSX.write(workbook, {type:"buffer", bookType: 'xlsx'}), {cellStyles: true, cellNF: true})
    XLSX.writeFile(wb2, '/tmp/wb2.xlsx',  { defaultCellStyle: defaultCellStyle });
    assert(basicallyEquals(workbook.Sheets.Main,wb2.Sheets.Main));
  });

  it('should edit style of one cell without applie modification on other cell', function () {
    var wb2 = XLSX.read(XLSX.write(workbook, {type:"buffer", bookType: 'xlsx'}), {cellStyles: true, cellNF: true})

    var A6s = wb2.Sheets.Main.A6.s;
    var B6s = wb2.Sheets.Main.B6.s;

    Object.keys(A6s).forEach(function(key) {
      if(A6s[key])
        assert(A6s[key] !== B6s[key]);
    });

    assert(A6s.border.top === undefined);
    assert(B6s.border.top === undefined);

    A6s.border.top = {};
    assert(B6s.border.top === undefined);

    XLSX.writeFile(wb2, '/tmp/wb2.xlsx',  { defaultCellStyle: defaultCellStyle });
    assert(basicallyEquals(workbook.Sheets.Main,wb2.Sheets.Main));
  });

});