Template:MissionNavigation: Difference between revisions

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(experimental version that only computes the previous mission)
 
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<includeonly>[[Missions/{{#ifeq:{{MissionNavigation/GetStage}}|1|<!--need to carry
-->{{#ifeq:{{MissionNavigation/GetChapter}}|1||<!--leave empty if this is 1-1; otherwise subtract 1 to chapter and reset stage
-->{{#expr:{{MissionNavigation/GetChapter}}-1}}-{{#ifeq:{{#pos:{{MissionNavigation/GetMission}}|H|0}} | -1 | 5 | 3H}}
}}|<!-- no need to carry; just subtract 1
-->{{MissionNavigation/GetChapter}}-{{#expr:{{MissionNavigation/GetStage}}-1}}{{#ifeq:{{#pos:{{MissionNavigation/GetMission}}|H|0}} | 0 | H |}}