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| -- <nowiki>
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| --
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| -- Formats drop rates and calculates two rates multiplied together (usually DAR and RDR)
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| --
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|
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| local p = {} | | local p = {} |
|
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|
| -- Every DAR/RDR fraction between 1/2 and 1/1
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| local wholeFractions =
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| {
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| [0.9] = "9/10",
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| [0.88] = "22/25",
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| [0.875] = "7/8",
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| [0.85] = "17/20",
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| [0.7] = "7/10",
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| [0.8] = "4/5",
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| [0.6] = "3/5",
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| [0.5625] = "9/16",
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| [0.55] = "9/20",
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| [0.50625] = "81/160",
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| [0.5] = "1/2"
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| }
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|
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| --
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| -- Multiply a DAR and RDR together. Any number works but it's basically just for those
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| --
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| -- @param dar {number}
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| -- @param rdr {number}
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| -- @return {number}
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| --
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| local function calcRate(dar, rdr)
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| local mult = {}
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| mult[1] = dar
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| mult[2] = rdr
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| -- Initialize numbers for string conversion
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| local frac = {}
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| frac[1] = {}
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| frac[2] = {}
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| -- If either number is a fraction, split it up into numerator and denominator
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| -- Thanks, Ender!
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| for i=1,2,1 do
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| for number in string.gmatch(mult[i], '([^/]+)') do
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| table.insert(frac[i], number)
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| end
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| -- If either number wasn't a fraction, fill 1 in for its denominator
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| if frac[i][2] == nil then
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| frac[i][2] = 1
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| end
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| end
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| return (frac[1][1]/frac[1][2])*(frac[2][1]/frac[2][2])
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| end
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|
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| --
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| -- Number formatting. Pass in a number in either fraction, decimal, or whole format and convert it.
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| --
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| -- @param rate {string}
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| -- @param fmt {string} -- "f" for fraction, "p" for percent, "n" for both fraction and percent used in the Note template
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| -- @param digits {number} -- optional
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| -- @return {string}
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| --
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| local function fmtRate(rate, fmt, digits)
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| local out = ""
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| local frac = {}
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| -- If either number is a fraction, split it up into numerator and denominator
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| -- Thanks, Ender!
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| for number in string.gmatch(rate, '([^/]+)') do
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| table.insert(frac, number)
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| end
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| -- If either number wasn't a fraction, fill 1 in for its denominator
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| if frac[2] == nil then
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| frac[2] = 1
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| end
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| local num = frac[1]
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| local den = frac[2]
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| -- Turn rate into a number!
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| rate = num / den
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| if fmt == "f" then
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| if wholeFractions[rate] == nil then
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| if not digits then
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| digits = 0
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| end
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| -- Set maximum number of decimal places
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| if 1/rate < 10 then
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| -- Displays with two places between 1.01 ~ 9.99
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| digits = math.max(digits, 2)
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| elseif 1/rate < 100 then
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| -- Displays with one place between 10.1 ~ 99.9
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| digits = math.max(digits, 1)
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| end
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| -- Even if we're displaying one or more decimal places, cut zeroes off
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| out = out .. string.format("%s", string.format("1/%." .. digits .. "f", 1/rate)):gsub("%.?0+$", "")
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| else
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| out = out .. wholeFractions[rate]
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| end
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| return out
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| elseif fmt == "p" then
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| -- Display up to five decimal places. Cut zeroes off
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| rate = string.format("%s%%", string.format("%f", string.format("%.5f", rate*100)):gsub("%.?0+$", ""))
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| out = out .. rate
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| return out
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| end
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| end
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|
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| --
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| -- Rate display accessed through #invoke. Display up to TWO rates plus their combination!
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| --
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| -- @param frame {table}
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| -- @return {string}
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| --
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| function p.displayRate(frame) | | function p.displayRate(frame) |
| -- Separate the format (strings) from the rates (numbers passed in as strings).
| | local rate = tonumber(frame.args[1]) |
| local fmt = frame.args[1]
| | return rate |
| local rate = {} | |
| rate[1] = frame.args[2]
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| if frame.args[3] == nil then
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| rate[2] = 1
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| else
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| rate[2] = frame.args[3]
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| end
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| if rate[1] == "0" or rate[2] == "0" then | |
| return nil
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| end
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| local out = ""
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| if fmt == "f" then
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| -- Fraction
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| out = out .. fmtRate(rate[1], "f")
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| elseif fmt == "p" then
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| -- Percentage
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| out = out .. fmtRate(rate[1], "p")
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| elseif fmt == "n" then
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| -- Fraction with hover text showing first two input rates as Fraction (Percentage)
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| local span = mw.html.create("span")
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| span
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| :addClass("more_info")
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| :attr("title", string.format("Drop Rate: %s (%s), Rare Rate: %s (%s)", fmtRate(rate[1], "f"), fmtRate(rate[1], "p"), fmtRate(rate[2], "f", 2), fmtRate(rate[2], "p")))
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| :css("border-bottom", "1px dotted")
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| :wikitext(string.format("%s", fmtRate(calcRate(rate[1], rate[2]), "f")))
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| --out = out .. fmtRate(rate, "f", 2) .. " (" .. fmtRate(rate, "p") .. ")"
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| return span:allDone()
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| end
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| return out
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| end | | end |
|
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| return p | | return p |
| -- </nowiki>
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