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const test = this.app;

console.log(test);

dv.el("b", "打开调试控制台看数据");

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// ## Query

let a = dv.current()
dv.paragraph(a);
  
let b = dv.pages("#test")
dv.paragraph(b);
//每个pages的详情都会显示，所以打印出来会很卡，要保证查询范围足够窄
//dv.pages() => all pages in your vault

//dv.pages("#review") => all pages with tag 'books'

//dv.pages('"journals"') => all pages from folder "folder"

//dv.pages("#MOC or -#todo") => all pages with tag #yes, or which DON'T have tag #no

//dv.pages('"journals" or #MOC') => all pages with tag #tag, or from folder "folder"

//

//dv.pagePaths("#review") => the paths of pages with tag 'books'

//

//dv.page("最近编辑、最近创建、最近任务.md") => The page object for /Index

//dv.page("pages/contents.md") => The page object for /books/The Raisin.md

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// ## Render

dv.el("b", "This is some bold text");
dv.header(1, "Big!");
dv.header(6, "Tiny");
dv.paragraph("This is some text");
dv.span("This is some text");

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// ## Dataviews

let a = dv.list([1, 2, 3]) // => list of 1, 2, 3
dv.paragraph(a);

//dv.list(dv.pages().file.name) => list of all file names
//dv.list(dv.pages().file.link) => list of all file links
//dv.list(dv.pages("#book").where(p => p.rating > 7)) => list of all books with rating greater than 7
//
//// List all tasks from pages marked '#project'
//dv.taskList(dv.pages("#project").file.tasks)
//
//// List all *uncompleted* tasks from pages marked #project
let b = dv.taskList(dv.pages().file.tasks)
//.where(t => !t.completed));

//
//// List all tasks tagged with '#tag' from pages marked #project
//dv.taskList(dv.pages("#project").file.tasks
//    .where(t => t.text.includes("#tag")))
//
//

// Render a simple table of book info sorted by rating.
dv.table(["File", "mday", "cday", "tags"], dv.pages("#review")
    .sort(b => b.mday)
    .map(b => [b.file.name, b.file.mday, b.file["cday"], b.tags]))

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// ## Utility

dv.array([1, 2, 3]) => dataview data array [1, 2, 3]

dv.isArray(dv.array([1, 2, 3])) => true
dv.isArray([1, 2, 3]) => true
dv.isArray({ x: 1 }) => false

dv.date("2021-08-08") => DateTime for August 8th, 2021
dv.date(dv.fileLink("2021-08-07")) => dateTime for August 8th, 2021

dv.compare(1, 2) = -1
dv.compare("yes", "no") = 1
dv.compare({ what: 0 }, { what: 0 }) = 0

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// ## File I/O

//await dv.io.csv("hello.csv") => [{ column1: ..., column2: ...}, ...]

let a = await dv.io.load("pages/contents.md") // => "# File\nThis is an example file..."
dv.paragraph(a);
// dv.io.normalize("Test") => "dataview/test/Test.md", if inside "dataview/test"
// dv.io.normalize("Test", "dataview/test2/Index.md") => "dataview/test2/Test.md", irrespective of the current file

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// ## Query Evaluation

dv.tryEvaluate("2 + 2") // => 4
// dv.tryEvaluate("x + 2", {x: 3}) => 5
// dv.tryEvaluate("length(this.file.tasks)") => number of tasks in the current file

// dv.evaluate("2 + 2") => Successful { value: 4 }
// dv.evaluate("2 +") => Failure { error: "Failed to parse ... " }

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for (let group of dv.pages("#todo").groupBy(p => p.genre)) {
    let a = 1;
    dv.header(3, group.key);
    dv.table(["Name", "Time Read", "Rating","No"],
        group.rows
            .sort(k => k.rating, 'desc')
            .map(k => [k.file.link, k["time-read"], k.rating, a++]))
}

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task from #projects/active

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dv.taskList(dv.pages().file.tasks.where(t => !t.completed));

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dv.taskList(dv.pages('"/" and -"pages/500 - ARCHIVE"').file.tasks.where(t => t.completed));