@@ -2028,6 +2028,10 @@ export class IDE {
20282028 loaded = false ;
20292029 /** Whether the IDE is currently loading a new document. */
20302030 loading = false ;
2031+
2032+ /** When attempting to overwrite an existing document with a new one, the ID of the document to overwrite. */
2033+ overwriteId :string ;
2034+
20312035 /** The current editor generation. Used for imposing a relative ordering on parses. */
20322036 generation = 0 ;
20332037 /** Whether the currently open document is a modified version of an example. */
@@ -2064,6 +2068,7 @@ export class IDE {
20642068 { c : "main-pane" , children : [
20652069 this . noticesElem ( ) ,
20662070 this . editor . render ( ) ,
2071+ this . overwriteId ? this . overwritePrompt ( ) : undefined ,
20672072 ] } ,
20682073 this . comments . render ( )
20692074 ] } ;
@@ -2087,6 +2092,37 @@ export class IDE {
20872092 }
20882093 }
20892094
2095+ overwritePrompt ( ) :Elem {
2096+ return { c : "modal-overlay" , children : [
2097+ { c : "modal-window" , children : [
2098+ { t : "h3" , text : "Overwrite existing copy?" } ,
2099+ { c : "flex-row controls" , children : [
2100+ { c : "btn load-btn" , text : "load existing" , click : this . loadExisting } ,
2101+ { c : "btn danger overwrite-btn" , text : "overwrite" , click : this . overwriteDocument } ,
2102+ ] }
2103+ ] }
2104+ ] } ;
2105+ }
2106+
2107+ loadExisting = ( ) => {
2108+ let id = this . overwriteId ;
2109+ this . overwriteId = undefined ;
2110+ this . loadFile ( id ) ;
2111+ this . render ( ) ;
2112+ }
2113+
2114+ overwriteDocument = ( ) => {
2115+ let id = this . overwriteId ;
2116+ this . overwriteId = undefined ;
2117+ this . cloneDocument ( id ) ;
2118+ this . render ( ) ;
2119+ }
2120+
2121+ promptOverwrite ( neueId :string ) {
2122+ this . overwriteId = neueId ;
2123+ this . render ( ) ;
2124+ }
2125+
20902126 render ( ) {
20912127 // Update child states as necessary
20922128 this . renderer . render ( [ this . elem ( ) ] ) ;
@@ -2143,13 +2179,16 @@ export class IDE {
21432179 return false ;
21442180 }
21452181
2146- // Otherwise we load the file from either localstorage or from the supplied
2147- // examples object
2148- let saves = JSON . parse ( localStorage . getItem ( "eve-saves" ) || "{}" ) ;
2149- let code = saves [ docId ] ;
2150- if ( code ) {
2151- this . modified = true ;
2152- } else {
2182+ // Otherwise find the content locally.
2183+ let code ;
2184+ if ( this . local ) {
2185+ let saves = JSON . parse ( localStorage . getItem ( "eve-saves" ) || "{}" ) ;
2186+ code = saves [ docId ] ;
2187+ if ( code ) {
2188+ this . modified = true ;
2189+ }
2190+ }
2191+ if ( ! code ) {
21532192 code = this . _fileCache [ docId ] ;
21542193 this . modified = false ;
21552194 }
@@ -2205,9 +2244,6 @@ export class IDE {
22052244 saveDocument ( ) {
22062245 if ( ! this . documentId || ! this . loaded ) return ;
22072246
2208- let md = this . editor . toMarkdown ( ) ;
2209- let isDirty = md !== this . _fileCache [ this . documentId ] ;
2210-
22112247 // When we try to edit a gist-backed file we need to fork it and save the new file to disk.
22122248 // @FIXME : This is all terribly hacky, and needs to be cleaned up as part of the FileStore rework.
22132249 if ( this . documentId . indexOf ( "gist:" ) === 0 ) {
@@ -2216,22 +2252,17 @@ export class IDE {
22162252 let neueId = oldId . slice ( 5 ) ;
22172253 neueId = neueId . slice ( 0 , 7 ) + neueId . slice ( 32 ) ;
22182254 neueId = `/root/${ neueId } ;
2219- this . documentId = neueId ;
2220-
2221- let navNode = this . navigator . nodes [ oldId ] ;
2222- if ( navNode ) navNode . id = neueId ;
2223- this . navigator . nodes [ oldId ] = undefined ;
2224- this . navigator . nodes [ neueId ] = navNode ;
2225- if ( this . navigator . currentId === oldId ) this . navigator . currentId = neueId ;
22262255
2227- let currentHashChunks = location . hash . split ( "#" ) . slice ( 1 ) ;
2228- let modified = neueId ;
2229- if ( currentHashChunks [ 1 ] ) {
2230- modified += `/#` + currentHashChunks [ 1 ] ;
2256+ if ( this . _fileCache [ neueId ] ) {
2257+ return this . promptOverwrite ( neueId ) ;
2258+ } else {
2259+ return this . cloneDocument ( neueId ) ;
22312260 }
2232- location . hash = modified ;
22332261 }
22342262
2263+ let md = this . editor . toMarkdown ( ) ;
2264+ let isDirty = md !== this . _fileCache [ this . documentId ] ;
2265+
22352266 // @NOTE : We sync this here to prevent a terrible reload bug that occurs when saving to the file system.
22362267 // This isn't really the right fix, but it's a quick one that helps prevent lost work in trivial cases
22372268 // like navigating the workspace.
@@ -2268,6 +2299,33 @@ export class IDE {
22682299 this . loadFile ( docId ) ;
22692300 }
22702301
2302+ cloneDocument ( neueId :string ) {
2303+ let oldId = this . documentId ;
2304+ this . documentId = neueId ;
2305+
2306+ let navNode = this . navigator . nodes [ oldId ] ;
2307+ if ( navNode ) {
2308+ let neueNode :TreeNode = { } as any ;
2309+ for ( let attr in navNode ) {
2310+ neueNode [ attr ] = navNode [ attr ] ;
2311+ }
2312+ neueNode . id = neueId ;
2313+ neueNode . children = [ ] ;
2314+ this . navigator . nodes [ neueId ] = neueNode ;
2315+ }
2316+
2317+ if ( this . navigator . currentId === oldId ) this . navigator . currentId = neueId ;
2318+
2319+ let currentHashChunks = location . hash . split ( "#" ) . slice ( 1 ) ;
2320+ let modified = neueId ;
2321+ if ( currentHashChunks [ 1 ] ) {
2322+ modified += `/#` + currentHashChunks [ 1 ] ;
2323+ }
2324+ location . hash = modified ;
2325+
2326+ this . saveDocument ( ) ;
2327+ }
2328+
22712329 saveToGist ( ) {
22722330 // @FIXME : We really need a display name setup for documents.
22732331 let savingNotice = this . injectNotice ( "info" , "Saving..." ) ;
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